Add license notice

This file was orignally added in v0.0.1, somehow messed up git history and it got deleted. This is a reupload
Add GNU GPLv3 license
2026-06-18 16:33:32 +02:00 · 2026-06-18 16:32:02 +02:00 · 2026-06-18 16:09:18 +02:00 · 2026-06-18 15:35:22 +02:00 · 2026-06-18 15:15:52 +02:00 · 2026-06-18 15:05:50 +02:00
19 changed files with 8480 additions and 1101 deletions
@@ -8,4 +8,6 @@
 .metadata
 Core/Src/Backup/
 Core/Inc/Backup/
-Debug
+.bak
+.gitignore
+can_logger Debug.launch
@@ -1,13 +1,55 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : canlog.h
+  * @brief          : Header for canlog.c file.
+  *                   This file contains the defines related to SAE J1939 CAN.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2026 Erick Ahmed.
+  *
+  * SPDX-License-Identifier: GPL-3.0-or-later
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
 #ifndef CANLOG_H
 #define CANLOG_H
-
+/* Includes ------------------------------------------------------------------*/
 #include "main.h"
+#include "cmsis_os.h"
+/* Private define ------------------------------------------------------------*/
+/* USER CODE BEGIN PD */
+#define LED_BLINK_MS 25U
+/* USER CODE END PD */
+
+extern osMessageQueueId_t xCAN1RxQueue;
+extern osMessageQueueId_t xCAN2RxQueue;
+extern osMessageQueueId_t xUARTQueue;
+
+/* USER CODE BEGIN PTD */
+typedef struct {
+    GPIO_TypeDef* port;
+    uint16_t       pin;
+} LED_Config;
+
+typedef struct {
+    uint32_t id;
+    uint8_t  payload[8];
+    uint8_t  dlc;
+    uint8_t  isExtended;
+    uint8_t  source;
+    //uint32_t timestamp; //Enable TIM2: 42 MHz / (41+1) = 1 MHz → 1 µs tick; 32bit autoreload freerunning
+    // this is for getting timestamps on can messages
+} CanMessage_t;
+/* USER CODE END PTD */

-/**
-  * @brief  Initializes the CAN logger modules, OS threads, queues, and hardware.
-  * @param  hcan1 Pointer to the CAN1 handle
-  * @param  hcan2 Pointer to the CAN2 handle
-  */
 void CAN_Logger_Init(CAN_HandleTypeDef *hcan1, CAN_HandleTypeDef *hcan2);
+void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan);
+void vCANListener(void *argument);
+void vLEDHeartbeat(void *argument);

 #endif /* CANLOG_H */
@@ -0,0 +1,28 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : CANSEND.h
+  * @brief          : Header for cansend.c file.
+  *                   This file contains the defines related to CAN data sent
+  *                   via UART/USART and save via .
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2026 Erick Ahmed.
+  *
+  * SPDX-License-Identifier: GPL-3.0-or-later
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef CANSEND_H
+#define CANSEND_H
+
+#include "main.h"
+
+void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart);
+void vUARTLogger(void *argument);
+
+#endif /* CANSEND_H */
@@ -1,69 +1,76 @@
-/* USER CODE BEGIN Header */
-/**
-  ******************************************************************************
-  * @file           : main.h
-  * @brief          : Header for main.c file.
-  *                   This file contains the common defines of the application.
-  ******************************************************************************
-  * @attention
-  *
-  * Copyright (c) 2026 STMicroelectronics.
-  * All rights reserved.
-  *
-  * This software is licensed under terms that can be found in the LICENSE file
-  * in the root directory of this software component.
-  * If no LICENSE file comes with this software, it is provided AS-IS.
-  *
-  ******************************************************************************
-  */
-/* USER CODE END Header */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __MAIN_H
-#define __MAIN_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f4xx_hal.h"
-
-/* Private includes ----------------------------------------------------------*/
-/* USER CODE BEGIN Includes */
-
-/* USER CODE END Includes */
-
-/* Exported types ------------------------------------------------------------*/
-/* USER CODE BEGIN ET */
-
-/* USER CODE END ET */
-
-/* Exported constants --------------------------------------------------------*/
-/* USER CODE BEGIN EC */
-
-/* USER CODE END EC */
-
-/* Exported macro ------------------------------------------------------------*/
-/* USER CODE BEGIN EM */
-
-/* USER CODE END EM */
-
-/* Exported functions prototypes ---------------------------------------------*/
-void Error_Handler(void);
-
-/* USER CODE BEGIN EFP */
-
-/* USER CODE END EFP */
-
-/* Private defines -----------------------------------------------------------*/
-
-/* USER CODE BEGIN Private defines */
-
-/* USER CODE END Private defines */
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* __MAIN_H */
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : main.h
+  * @brief          : Header for main.c file.
+  *                   This file contains the common defines of the application.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2026 STMicroelectronics.
+  * Copyright (c) 2026 Erick Ahmed.
+  *
+  * SPDX-License-Identifier: GPL-3.0-or-later
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __MAIN_H
+#define __MAIN_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx_hal.h"
+
+/* Private includes ----------------------------------------------------------*/
+/* USER CODE BEGIN Includes */
+#include <stdint.h>
+#include "canlog.h"
+/* USER CODE END Includes */
+
+/* Exported types ------------------------------------------------------------*/
+/* USER CODE BEGIN ET */
+
+/* USER CODE END ET */
+
+/* Exported constants --------------------------------------------------------*/
+/* USER CODE BEGIN EC */
+
+/* USER CODE END EC */
+
+/* Exported macro ------------------------------------------------------------*/
+/* USER CODE BEGIN EM */
+//#define DEBUG_ITM
+//#define DEBUG_DUMMY_FRAME
+
+#ifdef DEBUG_ITM
+#include <stdio.h>
+#define DEBUG_PRINT(...) printf(__VA_ARGS__)
+#else
+#define DEBUG_PRINT(...)
+#endif
+/* USER CODE END EM */
+
+/* Exported functions prototypes ---------------------------------------------*/
+void Error_Handler(void);
+
+/* USER CODE BEGIN EFP */
+
+/* USER CODE END EFP */
+
+/* Private defines -----------------------------------------------------------*/
+
+/* USER CODE BEGIN Private defines */
+
+/* USER CODE END Private defines */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MAIN_H */
@@ -64,7 +64,7 @@
 /* #define HAL_MMC_MODULE_ENABLED */
 /* #define HAL_SPI_MODULE_ENABLED */
 #define HAL_TIM_MODULE_ENABLED
-/* #define HAL_UART_MODULE_ENABLED */
+#define HAL_UART_MODULE_ENABLED
 /* #define HAL_USART_MODULE_ENABLED */
 /* #define HAL_IRDA_MODULE_ENABLED */
 /* #define HAL_SMARTCARD_MODULE_ENABLED */
@@ -52,10 +52,12 @@ void MemManage_Handler(void);
 void BusFault_Handler(void);
 void UsageFault_Handler(void);
 void DebugMon_Handler(void);
+void USART1_IRQHandler(void);
 void SDIO_IRQHandler(void);
 void TIM6_DAC_IRQHandler(void);
 void DMA2_Stream3_IRQHandler(void);
 void DMA2_Stream6_IRQHandler(void);
+void DMA2_Stream7_IRQHandler(void);
 /* USER CODE BEGIN EFP */

 /* USER CODE END EFP */
@@ -1,435 +0,0 @@
-/**
-  ******************************************************************************
-  * @file      newlib_lock_glue.c
-  * @author    STMicroelectronics
-  * @brief     Implementation of newlib lock interface
-  *
-  * @details   This file implements locking glue necessary to protect C library
-  *            functions and initialization of local static objects in C++.
-  *            Lock strategies are defined in stm32_lock.h that implements
-  *            different level of thread-safety.
-  *
-  *            For more information about which C functions need which of these
-  *            low level functions, please consult the newlib libc manual,
-  *            see https://sourceware.org/newlib/libc.html
-  *
-  *            For more information about the one-time construction API for C++,
-  *            see https://itanium-cxx-abi.github.io/cxx-abi/abi.html#once-ctor
-  *
-  ******************************************************************************
-  * @attention
-  *
-  * Copyright (c) 2026 STMicroelectronics.
-  * All rights reserved.
-  *
-  * This software is licensed under terms that can be found in the LICENSE file
-  * in the root directory of this software component.
-  * If no LICENSE file comes with this software, it is provided AS-IS.
-  *
-  ******************************************************************************
-  */
-
-#if !defined (__GNUC__) || defined (__CC_ARM)
-#error "newlib_lock_glue.c" should be used with GNU Compilers only
-#endif /* !defined (__GNUC__) || defined (__CC_ARM) */
-
-/* Includes ------------------------------------------------------------------*/
-#include <cmsis_compiler.h>
-
-/* Private functions prototypes ----------------------------------------------*/
-__WEAK void Error_Handler(void);
-/* Private functions ---------------------------------------------------------*/
-
-/**
-  * @brief Global Error_Handler
-  */
-__WEAK void Error_Handler(void)
-{
-  /* Not used if it exists in project */
-  while (1);
-}
-
-#ifdef __SINGLE_THREAD__
-#warning C library is in single-threaded mode. Please take care when using C library functions in threaded contexts
-#else
-
-/* Includes ------------------------------------------------------------------*/
-#include <newlib.h>
-#include <stdatomic.h>
-#include "stm32_lock.h"
-
-/**
-  * @defgroup _newlib_lock_functions newlib library locks
-  * @see https://sourceware.org/newlib/libc.html
-  * @{
-  */
-
-#if __NEWLIB__ >= 3 && defined (_RETARGETABLE_LOCKING)
-#include <errno.h>
-#include <stdlib.h>
-#include <sys/lock.h>
-
-/* Private macros ------------------------------------------------------------*/
-/** See struct __lock definition */
-#define STM32_LOCK_PARAMETER(lock) (&(lock)->lock_data)
-
-/* shared variables for bare metal allow lock ------------------------------------------------------*/
-#if defined(STM32_THREAD_SAFE_BAREMETAL_ALLOW_LOCKS) && (STM32_THREAD_SAFE_BAREMETAL_ALLOW_LOCKS != 0)
-uint32_t gflag = 0;
-uint32_t call_counter = 0;
-#endif /* defined(STM32_THREAD_SAFE_BAREMETAL_ALLOW_LOCKS) && (STM32_THREAD_SAFE_BAREMETAL_ALLOW_LOCKS != 0) */
-
-/* Private variables ---------------------------------------------------------*/
-struct __lock
-{
-  LockingData_t lock_data; /**< The STM32 lock instance */
-};
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___sinit_recursive_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___sfp_recursive_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___atexit_recursive_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___at_quick_exit_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___malloc_recursive_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___env_recursive_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___tz_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___dd_hash_mutex = { LOCKING_DATA_INIT };
-
-/** Implementing mutex from <a href="https://sourceware.org/git/?p=newlib-cygwin.git;a=blob_plain;f=newlib/libc/misc/lock.c">newlib/libc/misc/lock.c</a> */
-struct __lock __lock___arc4random_mutex = { LOCKING_DATA_INIT };
-
-/* Private functions ---------------------------------------------------------*/
-
-/**
-  * @brief Initialize lock
-  * @param lock The lock
-  */
-void __retarget_lock_init(_LOCK_T *lock)
-{
-  __retarget_lock_init_recursive(lock);
-}
-
-/**
-  * @brief Initialize recursive lock
-  * @param lock The lock
-  */
-void __retarget_lock_init_recursive(_LOCK_T *lock)
-{
-  if (lock == NULL)
-  {
-    errno = EINVAL;
-    return;
-  }
-
-  *lock = (_LOCK_T)malloc(sizeof(struct __lock));
-  if (*lock != NULL)
-  {
-    stm32_lock_init(STM32_LOCK_PARAMETER(*lock));
-    return;
-  }
-
-  /* Unable to allocate memory */
-  STM32_LOCK_BLOCK();
-}
-
-/**
-  * @brief Close lock
-  * @param lock The lock
-  */
-void __retarget_lock_close(_LOCK_T lock)
-{
-  __retarget_lock_close_recursive(lock);
-}
-
-/**
-  * @brief Close recursive lock
-  * @param lock The lock
-  */
-void __retarget_lock_close_recursive(_LOCK_T lock)
-{
-  free(lock);
-}
-
-/**
-  * @brief Acquire lock
-  * @param lock The lock
-  */
-void __retarget_lock_acquire(_LOCK_T lock)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(lock);
-  stm32_lock_acquire(STM32_LOCK_PARAMETER(lock));
-}
-
-/**
-  * @brief Acquire recursive lock
-  * @param lock The lock
-  */
-void __retarget_lock_acquire_recursive(_LOCK_T lock)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(lock);
-  stm32_lock_acquire(STM32_LOCK_PARAMETER(lock));
-}
-
-/**
-  * @brief Try acquire lock
-  * @param lock The lock
-  * @return 0 always
-  */
-int __retarget_lock_try_acquire(_LOCK_T lock)
-{
-  __retarget_lock_acquire(lock);
-  return 0;
-}
-
-/**
-  * @brief Try acquire recursive lock
-  * @param lock The lock
-  * @return 0 always
-  */
-int __retarget_lock_try_acquire_recursive(_LOCK_T lock)
-{
-  __retarget_lock_acquire_recursive(lock);
-  return 0;
-}
-
-/**
-  * @brief Release lock
-  * @param lock The lock
-  */
-void __retarget_lock_release(_LOCK_T lock)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(lock);
-  stm32_lock_release(STM32_LOCK_PARAMETER(lock));
-}
-
-/**
-  * @brief Release recursive lock
-  * @param lock The lock
-  */
-void __retarget_lock_release_recursive(_LOCK_T lock)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(lock);
-  stm32_lock_release(STM32_LOCK_PARAMETER(lock));
-}
-
-#else
-#warning This makes malloc, env, and TZ calls thread-safe, not the entire newlib
-
-/* Includes ------------------------------------------------------------------*/
-#include <reent.h>
-
-/* Private variables ---------------------------------------------------------*/
-/** Mutex used in __malloc_lock and __malloc_unlock */
-static LockingData_t __lock___malloc_recursive_mutex = LOCKING_DATA_INIT;
-
-/** Mutex used in __env_lock and __env_unlock */
-static LockingData_t __lock___env_recursive_mutex = LOCKING_DATA_INIT;
-
-/** Mutex used in __tz_lock and __tz_unlock */
-static LockingData_t __lock___tz_mutex = LOCKING_DATA_INIT;
-
-/* Private functions ---------------------------------------------------------*/
-
-#if __STD_C
-
-/**
-  * @brief Acquire malloc lock
-  * @param reent The reentrance struct
-  */
-void __malloc_lock(struct _reent *reent)
-{
-  STM32_LOCK_UNUSED(reent);
-  stm32_lock_acquire(&__lock___malloc_recursive_mutex);
-}
-
-/**
-  * @brief Release malloc lock
-  * @param reent The reentrance struct
-  */
-void __malloc_unlock(struct _reent *reent)
-{
-  STM32_LOCK_UNUSED(reent);
-  stm32_lock_release(&__lock___malloc_recursive_mutex);
-}
-
-#else
-
-/**
-  * @brief Acquire malloc lock
-  */
-void __malloc_lock()
-{
-  stm32_lock_acquire(&__lock___malloc_recursive_mutex);
-}
-
-/**
-  * @brief Release malloc lock
-  */
-void __malloc_unlock()
-{
-  stm32_lock_release(&__lock___malloc_recursive_mutex);
-}
-#endif /* __STD_C */
-
-/**
-  * @brief Acquire env lock
-  * @param reent The reentrance struct
-  */
-void __env_lock(struct _reent *reent)
-{
-  STM32_LOCK_UNUSED(reent);
-  stm32_lock_acquire(&__lock___env_recursive_mutex);
-}
-
-/**
-  * @brief Release env lock
-  * @param reent The reentrance struct
-  */
-void __env_unlock(struct _reent *reent)
-{
-  STM32_LOCK_UNUSED(reent);
-  stm32_lock_release(&__lock___env_recursive_mutex);
-}
-
-/**
-  * @brief Acquire tz lock
-  */
-void __tz_lock()
-{
-  stm32_lock_acquire(&__lock___tz_mutex);
-}
-
-/**
-  * @brief Release tz lock
-  */
-void __tz_unlock()
-{
-  stm32_lock_release(&__lock___tz_mutex);
-}
-
-#endif /* __NEWLIB__ >= 3 && defined (_RETARGETABLE_LOCKING) */
-
-/**
-  * @}
-  */
-
-
-/**
-  * @defgroup __cxa_guard_ GNU C++ one-time construction API
-  * @see https://itanium-cxx-abi.github.io/cxx-abi/abi.html#once-ctor
-  *
-  * When building for C++, please make sure that <tt>-fno-threadsafe-statics</tt> is not passed to the compiler
-  * @{
-  */
-
-/* Private typedef -----------------------------------------------------------*/
-/** The guard object is created by the C++ compiler and is 32 bit for ARM EABI. */
-typedef struct
-{
-  atomic_uchar initialized; /**< Indicate if object is initialized */
-  uint8_t acquired; /**< Ensure non-recursive lock */
-  uint16_t unused; /**< Padding */
-} __attribute__((packed)) CxaGuardObject_t;
-
-/* Private variables ---------------------------------------------------------*/
-/** Mutex used in __cxa_guard_acquire, __cxa_guard_release and __cxa_guard_abort */
-static LockingData_t __cxa_guard_mutex = LOCKING_DATA_INIT;
-
-/* Private functions prototype ---------------------------------------------------------*/
-int __cxa_guard_acquire(CxaGuardObject_t *guard_object);
-void __cxa_guard_abort(CxaGuardObject_t *guard_object);
-void __cxa_guard_release(CxaGuardObject_t *guard_object);
-/* Private functions ---------------------------------------------------------*/
-
-/**
-  * @brief Acquire __cxa_guard mutex
-  * @param guard_object Guard object
-  * @return 0 if object is initialized, else initialization of object required
-  */
-int __cxa_guard_acquire(CxaGuardObject_t *guard_object)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(guard_object);
-
-  if (atomic_load(&guard_object->initialized) == 0)
-  {
-    /* Object needs initialization, lock threading context */
-    stm32_lock_acquire(&__cxa_guard_mutex);
-    if (atomic_load(&guard_object->initialized) == 0)
-    {
-      /* Object needs initialization */
-      if (guard_object->acquired)
-      {
-        /* Object initialization already in progress */
-        STM32_LOCK_BLOCK();
-      }
-
-      /* Lock acquired */
-      guard_object->acquired = 1;
-      return 1;
-    }
-    else
-    {
-      /* Object initialized in another thread */
-      stm32_lock_release(&__cxa_guard_mutex);
-    }
-  }
-
-  /* Object already initialized */
-  return 0;
-}
-
-/**
-  * @brief Abort __cxa_guard mutex
-  * @param guard_object Guard object
-  */
-void __cxa_guard_abort(CxaGuardObject_t *guard_object)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(guard_object);
-
-  if (guard_object->acquired)
-  {
-    /* Release lock */
-    guard_object->acquired = 0;
-    stm32_lock_release(&__cxa_guard_mutex);
-  }
-  else
-  {
-    /* Trying to release non-acquired lock */
-    STM32_LOCK_BLOCK();
-  }
-}
-
-/**
-  * @brief Release __cxa_guard mutex
-  * @param guard_object Guard object
-  */
-void __cxa_guard_release(CxaGuardObject_t *guard_object)
-{
-  STM32_LOCK_BLOCK_IF_NULL_ARGUMENT(guard_object);
-
-  /* Object initialized */
-  atomic_store(&guard_object->initialized, 1);
-
-  /* Release lock */
-  __cxa_guard_abort(guard_object);
-}
-
-/**
-  * @}
-  */
-
-#endif /* __SINGLE_THREAD__ */
@@ -1,40 +1,155 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : canlog.c
+  * @brief          : SAE J1939 CAN Real Time listening and decoding
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2026 Erick Ahmed.
+  *
+  * SPDX-License-Identifier: GPL-3.0-or-later
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+/* Includes ------------------------------------------------------------------*/
 #include "canlog.h"
+#include "main.h"
+/* Private includes ----------------------------------------------------------*/
+/* USER CODE BEGIN Includes */
 #include "cmsis_os.h"
 #include <string.h>
+/* USER CODE END Includes */

-/* Definitions for canBus1Listen */
-osThreadId_t canBus1ListenHandle;
-const osThreadAttr_t canBus1Listen_attributes = {
-  .name = "canBus1Listen",
-  .stack_size = 128 * 4,
-  .priority = (osPriority_t) osPriorityRealtime1,
-};
-/* Definitions for canBus2Listen */
-osThreadId_t canBus2ListenHandle;
-const osThreadAttr_t canBus2Listen_attributes = {
-  .name = "canBus2Listen",
-  .stack_size = 128 * 4,
-  .priority = (osPriority_t) osPriorityRealtime,
-};
+extern CAN_HandleTypeDef hcan1;
+extern CAN_HandleTypeDef hcan2;
+
+extern osThreadId_t xCAN1LedTask;
+extern osThreadId_t xCAN2LedTask;

 /* Private function prototypes -----------------------------------------------*/
-void CAN_Logger_Init(CAN_HandleTypeDef *hcan1, CAN_HandleTypeDef *hcan2){}
-static void CAN_Listen(void *argument){}
-
-/* BEGIN Header_CAN_Listen */
+/* USER CODE BEGIN FunctionPrototypes */
 /**
-  * @brief  Function implementing the canBus0Listen thread.
+  * @brief  Initializes the CAN logger modules, OS threads, queues, and hardware.
+  * @param  hcan1 Pointer to the CAN1 handle
+  * @param  hcan2 Pointer to the CAN2 handle
+  * @retval None
+  */
+void CAN_Logger_Init(CAN_HandleTypeDef *hcan1, CAN_HandleTypeDef *hcan2)
+{
+    CAN_FilterTypeDef filter = {0};
+    filter.FilterMode = CAN_FILTERMODE_IDMASK;
+    filter.FilterScale = CAN_FILTERSCALE_32BIT;
+    filter.FilterIdHigh = 0x0000;
+    filter.FilterMaskIdHigh = 0x0000;
+    filter.FilterIdLow = 0x0000;
+    filter.FilterMaskIdLow = 0x0000;
+    filter.FilterFIFOAssignment = CAN_FILTER_FIFO0;
+    filter.FilterActivation = ENABLE;
+    filter.SlaveStartFilterBank = 14;
+
+    filter.FilterBank = 0;
+    if (HAL_CAN_ConfigFilter(hcan1, &filter) != HAL_OK) Error_Handler();
+
+    filter.FilterBank = 14;
+    if (HAL_CAN_ConfigFilter(hcan2, &filter) != HAL_OK) Error_Handler();
+}
+/* END CAN_Logger_Init */
+
+/* BEGIN HAL_CAN_RxFifo0MsgPendingCallback */
+/**
+  * @brief  ISR for CAN message pending in FIFO0
+  * @param  hcan: CAN handle hcan (hcan1 or hcan2)
+  * @retval None
+  */
+void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan)
+{
+    CanMessage_t message;
+    CAN_RxHeaderTypeDef rxHeader;
+    uint8_t data[8];
+
+    osMessageQueueId_t queue;
+    osThreadId_t led_task;
+
+    // TODO: manage the case of FIFO overflow
+    if (HAL_CAN_GetRxMessage(hcan, CAN_RX_FIFO0, &rxHeader, data) != HAL_OK) return;
+
+    if (rxHeader.IDE == CAN_ID_EXT) message.id = rxHeader.ExtId;
+    else message.id = rxHeader.StdId;
+    message.dlc = rxHeader.DLC;
+    message.isExtended = (rxHeader.IDE == CAN_ID_EXT);
+    message.source = (hcan->Instance == CAN1) ? 1 : 2;
+    memcpy(message.payload, data, rxHeader.DLC);
+
+    if (hcan->Instance == CAN1)
+    {
+        queue    = xCAN1RxQueue;
+        led_task = xCAN1LedTask;
+    }
+    else
+    {
+        queue    = xCAN2RxQueue;
+        led_task = xCAN2LedTask;
+    }
+
+    if (osMessageQueuePut(queue, &message, 0U, 0U) == osOK)
+    {
+        osThreadFlagsSet(led_task, 0x01);
+    }
+}
+/* END HAL_CAN_RxFifo0MsgPendingCallback */
+
+/* BEGIN vCANListener */
+/**
+  * @brief  Log incoming CAN bus traffic in FIFO buffer
  * @param  argument: Not used
  * @retval None
  */
-/* END Header_CAN_Listen */
-void CAN_Listen(void *argument)
+void vCANListener(void *argument)
 {
-  /* CODE BEGIN */
-  /* Infinite loop */
-  for(;;)
+  CAN_HandleTypeDef *hcan = (CAN_HandleTypeDef*)argument;
+  osMessageQueueId_t queue = (hcan->Instance == CAN1) ? xCAN1RxQueue : xCAN2RxQueue;
+  CanMessage_t message;
+
+  if (HAL_CAN_Start(hcan) != HAL_OK) Error_Handler();
+  HAL_CAN_ActivateNotification(hcan, CAN_IT_RX_FIFO0_MSG_PENDING);
+
+  uint32_t irqn = (hcan->Instance == CAN1) ? CAN1_RX0_IRQn : CAN2_RX0_IRQn;
+  HAL_NVIC_SetPriority(irqn, 6, 0);
+  HAL_NVIC_EnableIRQ(irqn);
+
+  for (;;)
  {
-    osDelay(1);
+    if (osMessageQueueGet(queue, &message, NULL, 1000) == osOK)
+    {
+          // J1939 decoding
+
+      osMessageQueuePut(xUARTQueue, &message, 0U, 0U);
+    }
+    else DEBUG_PRINT("No CAN yet!\r\n");
+
  }
-  /* CODE END */
 }
+/* END vCANListener */
+
+/* BEGIN vLEDHeartbeat */
+/**
+  * @brief  Blink a LED in heartbeat mode when CAN traffic is detected
+  * @param  argument: LED GPIO (port and pin)
+  * @retval None
+  */
+void vLEDHeartbeat(void *argument)
+{
+  LED_Config *led = (LED_Config*)argument;
+
+  for (;;)
+  {
+    uint32_t notification = osThreadFlagsWait(0x01, osFlagsWaitAny, LED_BLINK_MS);
+
+    if (notification & 0x01) HAL_GPIO_WritePin(led->port, led->pin, GPIO_PIN_SET);
+    else HAL_GPIO_WritePin(led->port, led->pin, GPIO_PIN_RESET);
+  }
+}
+/* END vLEDHeartbeat */
+/* USER CODE END FunctionPrototypes */
@@ -0,0 +1,155 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : cansend.c
+  * @brief          : Send logged SAE J1939 CAN via serial and save via SDIO.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2026 Erick Ahmed.
+  *
+  * SPDX-License-Identifier: GPL-3.0-or-later
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+/* Includes ------------------------------------------------------------------*/
+#include "cansend.h"
+/* Private includes ----------------------------------------------------------*/
+/* USER CODE BEGIN Includes */
+#include "main.h"
+#include "cmsis_os.h"
+#include "canlog.h"
+/* USER CODE END Includes */
+
+extern UART_HandleTypeDef huart1;
+extern osSemaphoreId_t xUARTDMASemaphore;
+extern osMessageQueueId_t xUARTQueue;
+
+/* BEGIN format_can_message */
+/**
+  * @brief  Format CAN message for friendly reading on terminal emulators and other MCUs.
+  * @param  arguments: buffer, source, message
+  * @retval None
+  */
+static int format_can_message(char *buf, uint8_t source, const CanMessage_t *message)
+{
+  const char hex[] = "0123456789ABCDEF";
+
+  buf[0] = 'C';
+  buf[1] = (source == 1) ? '1' : '2';
+  buf[2] = ':';
+
+  buf[3]  = hex[(message->id >> 28) & 0x0F];
+  buf[4]  = hex[(message->id >> 24) & 0x0F];
+  buf[5]  = hex[(message->id >> 20) & 0x0F];
+  buf[6]  = hex[(message->id >> 16) & 0x0F];
+  buf[7]  = hex[(message->id >> 12) & 0x0F];
+  buf[8]  = hex[(message->id >> 8) & 0x0F];
+  buf[9]  = hex[(message->id >> 4) & 0x0F];
+  buf[10] = hex[message->id & 0x0F];
+
+  buf[11] = ' ';
+  buf[12] = hex[(message->dlc >> 4) & 0x0F];
+  buf[13] = hex[message->dlc & 0x0F];
+  buf[14] = ' ';
+
+  int idx = 15;
+  for (int i = 0; i < 8; i++)
+  {
+    if (i < message->dlc)
+    {
+      buf[idx++] = hex[(message->payload[i] >> 4) & 0x0F];
+      buf[idx++] = hex[message->payload[i] & 0x0F];
+    }
+    else
+    {
+      buf[idx++] = ' ';
+      buf[idx++] = ' ';
+    }
+    if (i < 7) buf[idx++] = ' ';
+  }
+
+  buf[idx++] = '\r';
+  buf[idx++] = '\n';
+  buf[idx] = '\0';
+
+  return idx;
+}
+/* END format_can_message */
+
+/* BEGIN HAL_UART_TxCpltCallback */
+/**
+  * @brief  Safely release UART semaphore inside ISR and yield task if possible.
+  * @param  argument: UART handle
+  * @retval None
+  */
+void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
+{
+  if (huart->Instance == USART1)
+  {
+    osSemaphoreRelease(xUARTDMASemaphore);
+  }
+}
+/* END HAL_UART_TxCpltCallback */
+
+/* BEGIN vUARTLoggerListen */
+/**
+  * @brief  Send CAN bus traffic saved in FIFO buffer to USART1
+  * @param  argument: Not used
+  * @retval None
+  */
+void vUARTLogger(void *argument)
+{
+  CanMessage_t message;
+  char tx_buffer[45];
+
+  #ifdef DEBUG_DUMMY_FRAME
+  CanMessage_t dummy_frame = {
+    .id = 0x0CF00400,       // J1939 EEC1 ID
+    .dlc = 8,               // 8 bytes of data
+    .isExtended = 1,        // 29-bit Extended ID
+    .source = 1,            // CAN1
+    .payload = {0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF, 0x11, 0x22}
+  };
+  #endif
+
+  for (;;)
+  {
+    DEBUG_PRINT("Waiting for CAN traffic...\r\n");
+
+    #ifdef DEBUG_DUMMY_FRAME
+    uint32_t queue_timeout = 1000U;
+    #else
+    uint32_t queue_timeout = osWaitForever;
+    #endif
+
+    #ifdef DEBUG_DUMMY_FRAME
+    osMessageQueuePut(xUARTQueue, &dummy_frame, 0U, 0U);
+    osDelay(1000);
+    #endif
+
+   	if (osMessageQueueGet(xUARTQueue, &message, NULL, queue_timeout) == osOK)
+	{
+      if (osSemaphoreAcquire(xUARTDMASemaphore, queue_timeout) == osOK)
+      {
+        int len = format_can_message(tx_buffer, message.source, &message);
+
+        if (HAL_UART_Transmit_DMA(&huart1, (uint8_t*)tx_buffer, len) == HAL_OK)
+        {
+          DEBUG_PRINT("CAN frame sent via UART\r\n");
+        }
+        else
+        {
+          osSemaphoreRelease(xUARTDMASemaphore);
+          DEBUG_PRINT("HAL error, CAN frame NOT sent!\r\n");
+        }
+      }
+      else
+      {
+        DEBUG_PRINT("ERROR: Semaphore timeout! UART might be stuck in BUSY state.\r\n");
+      }
+	}
+  }
+}
+/* END vUARTLoggerListen */
@@ -1,59 +0,0 @@
-/* USER CODE BEGIN Header */
-/**
-  ******************************************************************************
-  * File Name          : freertos.c
-  * Description        : Code for freertos applications
-  ******************************************************************************
-  * @attention
-  *
-  * Copyright (c) 2026 STMicroelectronics.
-  * All rights reserved.
-  *
-  * This software is licensed under terms that can be found in the LICENSE file
-  * in the root directory of this software component.
-  * If no LICENSE file comes with this software, it is provided AS-IS.
-  *
-  ******************************************************************************
-  */
-/* USER CODE END Header */
-
-/* Includes ------------------------------------------------------------------*/
-#include "FreeRTOS.h"
-#include "task.h"
-#include "main.h"
-
-/* Private includes ----------------------------------------------------------*/
-/* USER CODE BEGIN Includes */
-
-/* USER CODE END Includes */
-
-/* Private typedef -----------------------------------------------------------*/
-/* USER CODE BEGIN PTD */
-
-/* USER CODE END PTD */
-
-/* Private define ------------------------------------------------------------*/
-/* USER CODE BEGIN PD */
-
-/* USER CODE END PD */
-
-/* Private macro -------------------------------------------------------------*/
-/* USER CODE BEGIN PM */
-
-/* USER CODE END PM */
-
-/* Private variables ---------------------------------------------------------*/
-/* USER CODE BEGIN Variables */
-
-/* USER CODE END Variables */
-
-/* Private function prototypes -----------------------------------------------*/
-/* USER CODE BEGIN FunctionPrototypes */
-
-/* USER CODE END FunctionPrototypes */
-
-/* Private application code --------------------------------------------------*/
-/* USER CODE BEGIN Application */
-
-/* USER CODE END Application */
-
@@ -26,6 +26,8 @@ extern DMA_HandleTypeDef hdma_sdio_rx;

 extern DMA_HandleTypeDef hdma_sdio_tx;

+extern DMA_HandleTypeDef hdma_usart1_tx;
+
 /* Private typedef -----------------------------------------------------------*/
 /* USER CODE BEGIN TD */

@@ -342,6 +344,99 @@ void HAL_SD_MspDeInit(SD_HandleTypeDef* hsd)

 }

+/**
+  * @brief UART MSP Initialization
+  * This function configures the hardware resources used in this example
+  * @param huart: UART handle pointer
+  * @retval None
+  */
+void HAL_UART_MspInit(UART_HandleTypeDef* huart)
+{
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+  if(huart->Instance==USART1)
+  {
+    /* USER CODE BEGIN USART1_MspInit 0 */
+
+    /* USER CODE END USART1_MspInit 0 */
+    /* Peripheral clock enable */
+    __HAL_RCC_USART1_CLK_ENABLE();
+
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+    /**USART1 GPIO Configuration
+    PA9     ------> USART1_TX
+    PA10     ------> USART1_RX
+    */
+    GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+    /* USART1 DMA Init */
+    /* USART1_TX Init */
+    hdma_usart1_tx.Instance = DMA2_Stream7;
+    hdma_usart1_tx.Init.Channel = DMA_CHANNEL_4;
+    hdma_usart1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
+    hdma_usart1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
+    hdma_usart1_tx.Init.MemInc = DMA_MINC_ENABLE;
+    hdma_usart1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
+    hdma_usart1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
+    hdma_usart1_tx.Init.Mode = DMA_NORMAL;
+    hdma_usart1_tx.Init.Priority = DMA_PRIORITY_LOW;
+    hdma_usart1_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
+    if (HAL_DMA_Init(&hdma_usart1_tx) != HAL_OK)
+    {
+      Error_Handler();
+    }
+
+    __HAL_LINKDMA(huart,hdmatx,hdma_usart1_tx);
+
+    /* USART1 interrupt Init */
+    HAL_NVIC_SetPriority(USART1_IRQn, 5, 0);
+    HAL_NVIC_EnableIRQ(USART1_IRQn);
+    /* USER CODE BEGIN USART1_MspInit 1 */
+
+    /* USER CODE END USART1_MspInit 1 */
+
+  }
+
+}
+
+/**
+  * @brief UART MSP De-Initialization
+  * This function freeze the hardware resources used in this example
+  * @param huart: UART handle pointer
+  * @retval None
+  */
+void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
+{
+  if(huart->Instance==USART1)
+  {
+    /* USER CODE BEGIN USART1_MspDeInit 0 */
+
+    /* USER CODE END USART1_MspDeInit 0 */
+    /* Peripheral clock disable */
+    __HAL_RCC_USART1_CLK_DISABLE();
+
+    /**USART1 GPIO Configuration
+    PA9     ------> USART1_TX
+    PA10     ------> USART1_RX
+    */
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9|GPIO_PIN_10);
+
+    /* USART1 DMA DeInit */
+    HAL_DMA_DeInit(huart->hdmatx);
+
+    /* USART1 interrupt DeInit */
+    HAL_NVIC_DisableIRQ(USART1_IRQn);
+    /* USER CODE BEGIN USART1_MspDeInit 1 */
+
+    /* USER CODE END USART1_MspDeInit 1 */
+  }
+
+}
+
 /* USER CODE BEGIN 1 */

 /* USER CODE END 1 */
@@ -58,6 +58,8 @@
 extern DMA_HandleTypeDef hdma_sdio_rx;
 extern DMA_HandleTypeDef hdma_sdio_tx;
 extern SD_HandleTypeDef hsd;
+extern DMA_HandleTypeDef hdma_usart1_tx;
+extern UART_HandleTypeDef huart1;
 extern TIM_HandleTypeDef htim6;

 /* USER CODE BEGIN EV */
@@ -162,6 +164,20 @@ void DebugMon_Handler(void)
 /* please refer to the startup file (startup_stm32f4xx.s).                    */
 /******************************************************************************/

+/**
+  * @brief This function handles USART1 global interrupt.
+  */
+void USART1_IRQHandler(void)
+{
+  /* USER CODE BEGIN USART1_IRQn 0 */
+
+  /* USER CODE END USART1_IRQn 0 */
+  HAL_UART_IRQHandler(&huart1);
+  /* USER CODE BEGIN USART1_IRQn 1 */
+
+  /* USER CODE END USART1_IRQn 1 */
+}
+
 /**
  * @brief This function handles SDIO global interrupt.
  */
@@ -218,6 +234,20 @@ void DMA2_Stream6_IRQHandler(void)
  /* USER CODE END DMA2_Stream6_IRQn 1 */
 }

+/**
+  * @brief This function handles DMA2 stream7 global interrupt.
+  */
+void DMA2_Stream7_IRQHandler(void)
+{
+  /* USER CODE BEGIN DMA2_Stream7_IRQn 0 */
+
+  /* USER CODE END DMA2_Stream7_IRQn 0 */
+  HAL_DMA_IRQHandler(&hdma_usart1_tx);
+  /* USER CODE BEGIN DMA2_Stream7_IRQn 1 */
+
+  /* USER CODE END DMA2_Stream7_IRQn 1 */
+}
+
 /* USER CODE BEGIN 1 */

 /* USER CODE END 1 */
@@ -0,0 +1,909 @@
+/**
+  ******************************************************************************
+  * @file    stm32f4xx_hal_uart.h
+  * @author  MCD Application Team
+  * @brief   Header file of UART HAL module.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2016 STMicroelectronics.
+  * All rights reserved.
+  *
+  * This software is licensed under terms that can be found in the LICENSE file
+  * in the root directory of this software component.
+  * If no LICENSE file comes with this software, it is provided AS-IS.
+  *
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F4xx_HAL_UART_H
+#define __STM32F4xx_HAL_UART_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f4xx_hal_def.h"
+
+/** @addtogroup STM32F4xx_HAL_Driver
+  * @{
+  */
+
+/** @addtogroup UART
+  * @{
+  */
+
+/* Exported types ------------------------------------------------------------*/
+/** @defgroup UART_Exported_Types UART Exported Types
+  * @{
+  */
+
+/**
+  * @brief UART Init Structure definition
+  */
+typedef struct
+{
+  uint32_t BaudRate;                  /*!< This member configures the UART communication baud rate.
+                                           The baud rate is computed using the following formula:
+                                           - IntegerDivider = ((PCLKx) / (8 * (OVR8+1) * (huart->Init.BaudRate)))
+                                           - FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 8 * (OVR8+1)) + 0.5
+                                           Where OVR8 is the "oversampling by 8 mode" configuration bit in the CR1 register. */
+
+  uint32_t WordLength;                /*!< Specifies the number of data bits transmitted or received in a frame.
+                                           This parameter can be a value of @ref UART_Word_Length */
+
+  uint32_t StopBits;                  /*!< Specifies the number of stop bits transmitted.
+                                           This parameter can be a value of @ref UART_Stop_Bits */
+
+  uint32_t Parity;                    /*!< Specifies the parity mode.
+                                           This parameter can be a value of @ref UART_Parity
+                                           @note When parity is enabled, the computed parity is inserted
+                                                 at the MSB position of the transmitted data (9th bit when
+                                                 the word length is set to 9 data bits; 8th bit when the
+                                                 word length is set to 8 data bits). */
+
+  uint32_t Mode;                      /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
+                                           This parameter can be a value of @ref UART_Mode */
+
+  uint32_t HwFlowCtl;                 /*!< Specifies whether the hardware flow control mode is enabled or disabled.
+                                           This parameter can be a value of @ref UART_Hardware_Flow_Control */
+
+  uint32_t OverSampling;              /*!< Specifies whether the Over sampling 8 is enabled or disabled, to achieve higher speed (up to fPCLK/8).
+                                           This parameter can be a value of @ref UART_Over_Sampling */
+} UART_InitTypeDef;
+
+/**
+  * @brief HAL UART State structures definition
+  * @note  HAL UART State value is a combination of 2 different substates: gState and RxState.
+  *        - gState contains UART state information related to global Handle management
+  *          and also information related to Tx operations.
+  *          gState value coding follow below described bitmap :
+  *          b7-b6  Error information
+  *             00 : No Error
+  *             01 : (Not Used)
+  *             10 : Timeout
+  *             11 : Error
+  *          b5     Peripheral initialization status
+  *             0  : Reset (Peripheral not initialized)
+  *             1  : Init done (Peripheral initialized. HAL UART Init function already called)
+  *          b4-b3  (not used)
+  *             xx : Should be set to 00
+  *          b2     Intrinsic process state
+  *             0  : Ready
+  *             1  : Busy (Peripheral busy with some configuration or internal operations)
+  *          b1     (not used)
+  *             x  : Should be set to 0
+  *          b0     Tx state
+  *             0  : Ready (no Tx operation ongoing)
+  *             1  : Busy (Tx operation ongoing)
+  *        - RxState contains information related to Rx operations.
+  *          RxState value coding follow below described bitmap :
+  *          b7-b6  (not used)
+  *             xx : Should be set to 00
+  *          b5     Peripheral initialization status
+  *             0  : Reset (Peripheral not initialized)
+  *             1  : Init done (Peripheral initialized)
+  *          b4-b2  (not used)
+  *            xxx : Should be set to 000
+  *          b1     Rx state
+  *             0  : Ready (no Rx operation ongoing)
+  *             1  : Busy (Rx operation ongoing)
+  *          b0     (not used)
+  *             x  : Should be set to 0.
+  */
+typedef enum
+{
+  HAL_UART_STATE_RESET             = 0x00U,    /*!< Peripheral is not yet Initialized
+                                                   Value is allowed for gState and RxState */
+  HAL_UART_STATE_READY             = 0x20U,    /*!< Peripheral Initialized and ready for use
+                                                   Value is allowed for gState and RxState */
+  HAL_UART_STATE_BUSY              = 0x24U,    /*!< an internal process is ongoing
+                                                   Value is allowed for gState only */
+  HAL_UART_STATE_BUSY_TX           = 0x21U,    /*!< Data Transmission process is ongoing
+                                                   Value is allowed for gState only */
+  HAL_UART_STATE_BUSY_RX           = 0x22U,    /*!< Data Reception process is ongoing
+                                                   Value is allowed for RxState only */
+  HAL_UART_STATE_BUSY_TX_RX        = 0x23U,    /*!< Data Transmission and Reception process is ongoing
+                                                   Not to be used for neither gState nor RxState.
+                                                   Value is result of combination (Or) between gState and RxState values */
+  HAL_UART_STATE_TIMEOUT           = 0xA0U,    /*!< Timeout state
+                                                   Value is allowed for gState only */
+  HAL_UART_STATE_ERROR             = 0xE0U     /*!< Error
+                                                   Value is allowed for gState only */
+} HAL_UART_StateTypeDef;
+
+/**
+  * @brief HAL UART Reception type definition
+  * @note  HAL UART Reception type value aims to identify which type of Reception is ongoing.
+  *        This parameter can be a value of @ref UART_Reception_Type_Values :
+  *           HAL_UART_RECEPTION_STANDARD         = 0x00U,
+  *           HAL_UART_RECEPTION_TOIDLE           = 0x01U,
+  */
+typedef uint32_t HAL_UART_RxTypeTypeDef;
+
+/**
+  * @brief HAL UART Rx Event type definition
+  * @note  HAL UART Rx Event type value aims to identify which type of Event has occurred
+  *        leading to call of the RxEvent callback.
+  *        This parameter can be a value of @ref UART_RxEvent_Type_Values :
+  *           HAL_UART_RXEVENT_TC                 = 0x00U,
+  *           HAL_UART_RXEVENT_HT                 = 0x01U,
+  *           HAL_UART_RXEVENT_IDLE               = 0x02U,
+  */
+typedef uint32_t HAL_UART_RxEventTypeTypeDef;
+
+/**
+  * @brief  UART handle Structure definition
+  */
+typedef struct __UART_HandleTypeDef
+{
+  USART_TypeDef                 *Instance;        /*!< UART registers base address        */
+
+  UART_InitTypeDef              Init;             /*!< UART communication parameters      */
+
+  const uint8_t                 *pTxBuffPtr;      /*!< Pointer to UART Tx transfer Buffer */
+
+  uint16_t                      TxXferSize;       /*!< UART Tx Transfer size              */
+
+  __IO uint16_t                 TxXferCount;      /*!< UART Tx Transfer Counter           */
+
+  uint8_t                       *pRxBuffPtr;      /*!< Pointer to UART Rx transfer Buffer */
+
+  uint16_t                      RxXferSize;       /*!< UART Rx Transfer size              */
+
+  __IO uint16_t                 RxXferCount;      /*!< UART Rx Transfer Counter           */
+
+  __IO HAL_UART_RxTypeTypeDef ReceptionType;      /*!< Type of ongoing reception          */
+
+  __IO HAL_UART_RxEventTypeTypeDef RxEventType;   /*!< Type of Rx Event                   */
+
+  DMA_HandleTypeDef             *hdmatx;          /*!< UART Tx DMA Handle parameters      */
+
+  DMA_HandleTypeDef             *hdmarx;          /*!< UART Rx DMA Handle parameters      */
+
+  HAL_LockTypeDef               Lock;             /*!< Locking object                     */
+
+  __IO HAL_UART_StateTypeDef    gState;           /*!< UART state information related to global Handle management
+                                                       and also related to Tx operations.
+                                                       This parameter can be a value of @ref HAL_UART_StateTypeDef */
+
+  __IO HAL_UART_StateTypeDef    RxState;          /*!< UART state information related to Rx operations.
+                                                       This parameter can be a value of @ref HAL_UART_StateTypeDef */
+
+  __IO uint32_t                 ErrorCode;        /*!< UART Error code                    */
+
+#if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
+  void (* TxHalfCpltCallback)(struct __UART_HandleTypeDef *huart);        /*!< UART Tx Half Complete Callback        */
+  void (* TxCpltCallback)(struct __UART_HandleTypeDef *huart);            /*!< UART Tx Complete Callback             */
+  void (* RxHalfCpltCallback)(struct __UART_HandleTypeDef *huart);        /*!< UART Rx Half Complete Callback        */
+  void (* RxCpltCallback)(struct __UART_HandleTypeDef *huart);            /*!< UART Rx Complete Callback             */
+  void (* ErrorCallback)(struct __UART_HandleTypeDef *huart);             /*!< UART Error Callback                   */
+  void (* AbortCpltCallback)(struct __UART_HandleTypeDef *huart);         /*!< UART Abort Complete Callback          */
+  void (* AbortTransmitCpltCallback)(struct __UART_HandleTypeDef *huart); /*!< UART Abort Transmit Complete Callback */
+  void (* AbortReceiveCpltCallback)(struct __UART_HandleTypeDef *huart);  /*!< UART Abort Receive Complete Callback  */
+  void (* WakeupCallback)(struct __UART_HandleTypeDef *huart);            /*!< UART Wakeup Callback                  */
+  void (* RxEventCallback)(struct __UART_HandleTypeDef *huart, uint16_t Pos); /*!< UART Reception Event Callback     */
+
+  void (* MspInitCallback)(struct __UART_HandleTypeDef *huart);           /*!< UART Msp Init callback                */
+  void (* MspDeInitCallback)(struct __UART_HandleTypeDef *huart);         /*!< UART Msp DeInit callback              */
+#endif  /* USE_HAL_UART_REGISTER_CALLBACKS */
+
+} UART_HandleTypeDef;
+
+#if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
+/**
+  * @brief  HAL UART Callback ID enumeration definition
+  */
+typedef enum
+{
+  HAL_UART_TX_HALFCOMPLETE_CB_ID         = 0x00U,    /*!< UART Tx Half Complete Callback ID        */
+  HAL_UART_TX_COMPLETE_CB_ID             = 0x01U,    /*!< UART Tx Complete Callback ID             */
+  HAL_UART_RX_HALFCOMPLETE_CB_ID         = 0x02U,    /*!< UART Rx Half Complete Callback ID        */
+  HAL_UART_RX_COMPLETE_CB_ID             = 0x03U,    /*!< UART Rx Complete Callback ID             */
+  HAL_UART_ERROR_CB_ID                   = 0x04U,    /*!< UART Error Callback ID                   */
+  HAL_UART_ABORT_COMPLETE_CB_ID          = 0x05U,    /*!< UART Abort Complete Callback ID          */
+  HAL_UART_ABORT_TRANSMIT_COMPLETE_CB_ID = 0x06U,    /*!< UART Abort Transmit Complete Callback ID */
+  HAL_UART_ABORT_RECEIVE_COMPLETE_CB_ID  = 0x07U,    /*!< UART Abort Receive Complete Callback ID  */
+  HAL_UART_WAKEUP_CB_ID                  = 0x08U,    /*!< UART Wakeup Callback ID                  */
+
+  HAL_UART_MSPINIT_CB_ID                 = 0x0BU,    /*!< UART MspInit callback ID                 */
+  HAL_UART_MSPDEINIT_CB_ID               = 0x0CU     /*!< UART MspDeInit callback ID               */
+
+} HAL_UART_CallbackIDTypeDef;
+
+/**
+  * @brief  HAL UART Callback pointer definition
+  */
+typedef  void (*pUART_CallbackTypeDef)(UART_HandleTypeDef *huart);  /*!< pointer to an UART callback function */
+typedef  void (*pUART_RxEventCallbackTypeDef)(struct __UART_HandleTypeDef *huart, uint16_t Pos);   /*!< pointer to a UART Rx Event specific callback function */
+
+#endif /* USE_HAL_UART_REGISTER_CALLBACKS */
+
+/**
+  * @}
+  */
+
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup UART_Exported_Constants UART Exported Constants
+  * @{
+  */
+
+/** @defgroup UART_Error_Code UART Error Code
+  * @{
+  */
+#define HAL_UART_ERROR_NONE              0x00000000U   /*!< No error            */
+#define HAL_UART_ERROR_PE                0x00000001U   /*!< Parity error        */
+#define HAL_UART_ERROR_NE                0x00000002U   /*!< Noise error         */
+#define HAL_UART_ERROR_FE                0x00000004U   /*!< Frame error         */
+#define HAL_UART_ERROR_ORE               0x00000008U   /*!< Overrun error       */
+#define HAL_UART_ERROR_DMA               0x00000010U   /*!< DMA transfer error  */
+#if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
+#define  HAL_UART_ERROR_INVALID_CALLBACK 0x00000020U   /*!< Invalid Callback error  */
+#endif /* USE_HAL_UART_REGISTER_CALLBACKS */
+/**
+  * @}
+  */
+
+/** @defgroup UART_Word_Length UART Word Length
+  * @{
+  */
+#define UART_WORDLENGTH_8B                  0x00000000U
+#define UART_WORDLENGTH_9B                  ((uint32_t)USART_CR1_M)
+/**
+  * @}
+  */
+
+/** @defgroup UART_Stop_Bits UART Number of Stop Bits
+  * @{
+  */
+#define UART_STOPBITS_1                     0x00000000U
+#define UART_STOPBITS_2                     ((uint32_t)USART_CR2_STOP_1)
+/**
+  * @}
+  */
+
+/** @defgroup UART_Parity UART Parity
+  * @{
+  */
+#define UART_PARITY_NONE                    0x00000000U
+#define UART_PARITY_EVEN                    ((uint32_t)USART_CR1_PCE)
+#define UART_PARITY_ODD                     ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))
+/**
+  * @}
+  */
+
+/** @defgroup UART_Hardware_Flow_Control UART Hardware Flow Control
+  * @{
+  */
+#define UART_HWCONTROL_NONE                  0x00000000U
+#define UART_HWCONTROL_RTS                   ((uint32_t)USART_CR3_RTSE)
+#define UART_HWCONTROL_CTS                   ((uint32_t)USART_CR3_CTSE)
+#define UART_HWCONTROL_RTS_CTS               ((uint32_t)(USART_CR3_RTSE | USART_CR3_CTSE))
+/**
+  * @}
+  */
+
+/** @defgroup UART_Mode UART Transfer Mode
+  * @{
+  */
+#define UART_MODE_RX                        ((uint32_t)USART_CR1_RE)
+#define UART_MODE_TX                        ((uint32_t)USART_CR1_TE)
+#define UART_MODE_TX_RX                     ((uint32_t)(USART_CR1_TE | USART_CR1_RE))
+/**
+  * @}
+  */
+
+/** @defgroup UART_State UART State
+  * @{
+  */
+#define UART_STATE_DISABLE                  0x00000000U
+#define UART_STATE_ENABLE                   ((uint32_t)USART_CR1_UE)
+/**
+  * @}
+  */
+
+/** @defgroup UART_Over_Sampling UART Over Sampling
+  * @{
+  */
+#define UART_OVERSAMPLING_16                    0x00000000U
+#define UART_OVERSAMPLING_8                     ((uint32_t)USART_CR1_OVER8)
+/**
+  * @}
+  */
+
+/** @defgroup UART_LIN_Break_Detection_Length  UART LIN Break Detection Length
+  * @{
+  */
+#define UART_LINBREAKDETECTLENGTH_10B      0x00000000U
+#define UART_LINBREAKDETECTLENGTH_11B      ((uint32_t)USART_CR2_LBDL)
+/**
+  * @}
+  */
+
+/** @defgroup UART_WakeUp_functions  UART Wakeup Functions
+  * @{
+  */
+#define UART_WAKEUPMETHOD_IDLELINE                0x00000000U
+#define UART_WAKEUPMETHOD_ADDRESSMARK             ((uint32_t)USART_CR1_WAKE)
+/**
+  * @}
+  */
+
+/** @defgroup UART_Flags   UART FLags
+  *        Elements values convention: 0xXXXX
+  *           - 0xXXXX  : Flag mask in the SR register
+  * @{
+  */
+#define UART_FLAG_CTS                       ((uint32_t)USART_SR_CTS)
+#define UART_FLAG_LBD                       ((uint32_t)USART_SR_LBD)
+#define UART_FLAG_TXE                       ((uint32_t)USART_SR_TXE)
+#define UART_FLAG_TC                        ((uint32_t)USART_SR_TC)
+#define UART_FLAG_RXNE                      ((uint32_t)USART_SR_RXNE)
+#define UART_FLAG_IDLE                      ((uint32_t)USART_SR_IDLE)
+#define UART_FLAG_ORE                       ((uint32_t)USART_SR_ORE)
+#define UART_FLAG_NE                        ((uint32_t)USART_SR_NE)
+#define UART_FLAG_FE                        ((uint32_t)USART_SR_FE)
+#define UART_FLAG_PE                        ((uint32_t)USART_SR_PE)
+/**
+  * @}
+  */
+
+/** @defgroup UART_Interrupt_definition  UART Interrupt Definitions
+  *        Elements values convention: 0xY000XXXX
+  *           - XXXX  : Interrupt mask (16 bits) in the Y register
+  *           - Y  : Interrupt source register (2bits)
+  *                   - 0001: CR1 register
+  *                   - 0010: CR2 register
+  *                   - 0011: CR3 register
+  * @{
+  */
+
+#define UART_IT_PE                       ((uint32_t)(UART_CR1_REG_INDEX << 28U | USART_CR1_PEIE))
+#define UART_IT_TXE                      ((uint32_t)(UART_CR1_REG_INDEX << 28U | USART_CR1_TXEIE))
+#define UART_IT_TC                       ((uint32_t)(UART_CR1_REG_INDEX << 28U | USART_CR1_TCIE))
+#define UART_IT_RXNE                     ((uint32_t)(UART_CR1_REG_INDEX << 28U | USART_CR1_RXNEIE))
+#define UART_IT_IDLE                     ((uint32_t)(UART_CR1_REG_INDEX << 28U | USART_CR1_IDLEIE))
+
+#define UART_IT_LBD                      ((uint32_t)(UART_CR2_REG_INDEX << 28U | USART_CR2_LBDIE))
+
+#define UART_IT_CTS                      ((uint32_t)(UART_CR3_REG_INDEX << 28U | USART_CR3_CTSIE))
+#define UART_IT_ERR                      ((uint32_t)(UART_CR3_REG_INDEX << 28U | USART_CR3_EIE))
+/**
+  * @}
+  */
+
+/** @defgroup UART_Reception_Type_Values  UART Reception type values
+  * @{
+  */
+#define HAL_UART_RECEPTION_STANDARD          (0x00000000U)             /*!< Standard reception                       */
+#define HAL_UART_RECEPTION_TOIDLE            (0x00000001U)             /*!< Reception till completion or IDLE event  */
+/**
+  * @}
+  */
+
+/** @defgroup UART_RxEvent_Type_Values  UART RxEvent type values
+  * @{
+  */
+#define HAL_UART_RXEVENT_TC                  (0x00000000U)             /*!< RxEvent linked to Transfer Complete event */
+#define HAL_UART_RXEVENT_HT                  (0x00000001U)             /*!< RxEvent linked to Half Transfer event     */
+#define HAL_UART_RXEVENT_IDLE                (0x00000002U)
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup UART_Exported_Macros UART Exported Macros
+  * @{
+  */
+
+/** @brief Reset UART handle gstate & RxState
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @retval None
+  */
+#if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
+#define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__)  do{                                                   \
+                                                       (__HANDLE__)->gState = HAL_UART_STATE_RESET;      \
+                                                       (__HANDLE__)->RxState = HAL_UART_STATE_RESET;     \
+                                                       (__HANDLE__)->MspInitCallback = NULL;             \
+                                                       (__HANDLE__)->MspDeInitCallback = NULL;           \
+                                                     } while(0U)
+#else
+#define __HAL_UART_RESET_HANDLE_STATE(__HANDLE__)  do{                                                   \
+                                                       (__HANDLE__)->gState = HAL_UART_STATE_RESET;      \
+                                                       (__HANDLE__)->RxState = HAL_UART_STATE_RESET;     \
+                                                     } while(0U)
+#endif /*USE_HAL_UART_REGISTER_CALLBACKS */
+
+/** @brief  Flushes the UART DR register
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  */
+#define __HAL_UART_FLUSH_DRREGISTER(__HANDLE__) ((__HANDLE__)->Instance->DR)
+
+/** @brief  Checks whether the specified UART flag is set or not.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @param  __FLAG__ specifies the flag to check.
+  *        This parameter can be one of the following values:
+  *            @arg UART_FLAG_CTS:  CTS Change flag (not available for UART4 and UART5)
+  *            @arg UART_FLAG_LBD:  LIN Break detection flag
+  *            @arg UART_FLAG_TXE:  Transmit data register empty flag
+  *            @arg UART_FLAG_TC:   Transmission Complete flag
+  *            @arg UART_FLAG_RXNE: Receive data register not empty flag
+  *            @arg UART_FLAG_IDLE: Idle Line detection flag
+  *            @arg UART_FLAG_ORE:  Overrun Error flag
+  *            @arg UART_FLAG_NE:   Noise Error flag
+  *            @arg UART_FLAG_FE:   Framing Error flag
+  *            @arg UART_FLAG_PE:   Parity Error flag
+  * @retval The new state of __FLAG__ (TRUE or FALSE).
+  */
+#define __HAL_UART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
+
+/** @brief  Clears the specified UART pending flag.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @param  __FLAG__ specifies the flag to check.
+  *          This parameter can be any combination of the following values:
+  *            @arg UART_FLAG_CTS:  CTS Change flag (not available for UART4 and UART5).
+  *            @arg UART_FLAG_LBD:  LIN Break detection flag.
+  *            @arg UART_FLAG_TC:   Transmission Complete flag.
+  *            @arg UART_FLAG_RXNE: Receive data register not empty flag.
+  *
+  * @note   PE (Parity error), FE (Framing error), NE (Noise error), ORE (Overrun
+  *          error) and IDLE (Idle line detected) flags are cleared by software
+  *          sequence: a read operation to USART_SR register followed by a read
+  *          operation to USART_DR register.
+  * @note   RXNE flag can be also cleared by a read to the USART_DR register.
+  * @note   TC flag can be also cleared by software sequence: a read operation to
+  *          USART_SR register followed by a write operation to USART_DR register.
+  * @note   TXE flag is cleared only by a write to the USART_DR register.
+  *
+  * @retval None
+  */
+#define __HAL_UART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
+
+/** @brief  Clears the UART PE pending flag.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @retval None
+  */
+#define __HAL_UART_CLEAR_PEFLAG(__HANDLE__)     \
+  do{                                           \
+    __IO uint32_t tmpreg = 0x00U;               \
+    tmpreg = (__HANDLE__)->Instance->SR;        \
+    tmpreg = (__HANDLE__)->Instance->DR;        \
+    UNUSED(tmpreg);                             \
+  } while(0U)
+
+/** @brief  Clears the UART FE pending flag.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @retval None
+  */
+#define __HAL_UART_CLEAR_FEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
+/** @brief  Clears the UART NE pending flag.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @retval None
+  */
+#define __HAL_UART_CLEAR_NEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
+/** @brief  Clears the UART ORE pending flag.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @retval None
+  */
+#define __HAL_UART_CLEAR_OREFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
+/** @brief  Clears the UART IDLE pending flag.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @retval None
+  */
+#define __HAL_UART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_UART_CLEAR_PEFLAG(__HANDLE__)
+
+/** @brief  Enable the specified UART interrupt.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @param  __INTERRUPT__ specifies the UART interrupt source to enable.
+  *          This parameter can be one of the following values:
+  *            @arg UART_IT_CTS:  CTS change interrupt
+  *            @arg UART_IT_LBD:  LIN Break detection interrupt
+  *            @arg UART_IT_TXE:  Transmit Data Register empty interrupt
+  *            @arg UART_IT_TC:   Transmission complete interrupt
+  *            @arg UART_IT_RXNE: Receive Data register not empty interrupt
+  *            @arg UART_IT_IDLE: Idle line detection interrupt
+  *            @arg UART_IT_PE:   Parity Error interrupt
+  *            @arg UART_IT_ERR:  Error interrupt(Frame error, noise error, overrun error)
+  * @retval None
+  */
+#define __HAL_UART_ENABLE_IT(__HANDLE__, __INTERRUPT__)   ((((__INTERRUPT__) >> 28U) == UART_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & UART_IT_MASK)): \
+                                                           (((__INTERRUPT__) >> 28U) == UART_CR2_REG_INDEX)? ((__HANDLE__)->Instance->CR2 |= ((__INTERRUPT__) & UART_IT_MASK)): \
+                                                           ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & UART_IT_MASK)))
+
+/** @brief  Disable the specified UART interrupt.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @param  __INTERRUPT__ specifies the UART interrupt source to disable.
+  *          This parameter can be one of the following values:
+  *            @arg UART_IT_CTS:  CTS change interrupt
+  *            @arg UART_IT_LBD:  LIN Break detection interrupt
+  *            @arg UART_IT_TXE:  Transmit Data Register empty interrupt
+  *            @arg UART_IT_TC:   Transmission complete interrupt
+  *            @arg UART_IT_RXNE: Receive Data register not empty interrupt
+  *            @arg UART_IT_IDLE: Idle line detection interrupt
+  *            @arg UART_IT_PE:   Parity Error interrupt
+  *            @arg UART_IT_ERR:  Error interrupt(Frame error, noise error, overrun error)
+  * @retval None
+  */
+#define __HAL_UART_DISABLE_IT(__HANDLE__, __INTERRUPT__)  ((((__INTERRUPT__) >> 28U) == UART_CR1_REG_INDEX)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & UART_IT_MASK)): \
+                                                           (((__INTERRUPT__) >> 28U) == UART_CR2_REG_INDEX)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & UART_IT_MASK)): \
+                                                           ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & UART_IT_MASK)))
+
+/** @brief  Checks whether the specified UART interrupt source is enabled or not.
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         UART Handle selects the USARTx or UARTy peripheral
+  *         (USART,UART availability and x,y values depending on device).
+  * @param  __IT__ specifies the UART interrupt source to check.
+  *          This parameter can be one of the following values:
+  *            @arg UART_IT_CTS: CTS change interrupt (not available for UART4 and UART5)
+  *            @arg UART_IT_LBD: LIN Break detection interrupt
+  *            @arg UART_IT_TXE: Transmit Data Register empty interrupt
+  *            @arg UART_IT_TC:  Transmission complete interrupt
+  *            @arg UART_IT_RXNE: Receive Data register not empty interrupt
+  *            @arg UART_IT_IDLE: Idle line detection interrupt
+  *            @arg UART_IT_ERR: Error interrupt
+  * @retval The new state of __IT__ (TRUE or FALSE).
+  */
+#define __HAL_UART_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28U) == UART_CR1_REG_INDEX)? (__HANDLE__)->Instance->CR1:(((((uint32_t)(__IT__)) >> 28U) == UART_CR2_REG_INDEX)? \
+                                                       (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & UART_IT_MASK))
+
+/** @brief  Enable CTS flow control
+  * @note   This macro allows to enable CTS hardware flow control for a given UART instance,
+  *         without need to call HAL_UART_Init() function.
+  *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+  * @note   As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
+  *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+  *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
+  *           - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+  *             and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         The Handle Instance can be any USARTx (supporting the HW Flow control feature).
+  *         It is used to select the USART peripheral (USART availability and x value depending on device).
+  * @retval None
+  */
+#define __HAL_UART_HWCONTROL_CTS_ENABLE(__HANDLE__)        \
+  do{                                                      \
+    ATOMIC_SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE);  \
+    (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_CTSE;        \
+  } while(0U)
+
+/** @brief  Disable CTS flow control
+  * @note   This macro allows to disable CTS hardware flow control for a given UART instance,
+  *         without need to call HAL_UART_Init() function.
+  *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+  * @note   As macro is expected to be used for modifying CTS Hw flow control feature activation, without need
+  *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+  *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
+  *           - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+  *             and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         The Handle Instance can be any USARTx (supporting the HW Flow control feature).
+  *         It is used to select the USART peripheral (USART availability and x value depending on device).
+  * @retval None
+  */
+#define __HAL_UART_HWCONTROL_CTS_DISABLE(__HANDLE__)        \
+  do{                                                       \
+    ATOMIC_CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_CTSE); \
+    (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_CTSE);      \
+  } while(0U)
+
+/** @brief  Enable RTS flow control
+  *         This macro allows to enable RTS hardware flow control for a given UART instance,
+  *         without need to call HAL_UART_Init() function.
+  *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+  * @note   As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
+  *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+  *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
+  *           - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+  *             and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         The Handle Instance can be any USARTx (supporting the HW Flow control feature).
+  *         It is used to select the USART peripheral (USART availability and x value depending on device).
+  * @retval None
+  */
+#define __HAL_UART_HWCONTROL_RTS_ENABLE(__HANDLE__)       \
+  do{                                                     \
+    ATOMIC_SET_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE); \
+    (__HANDLE__)->Init.HwFlowCtl |= USART_CR3_RTSE;       \
+  } while(0U)
+
+/** @brief  Disable RTS flow control
+  *         This macro allows to disable RTS hardware flow control for a given UART instance,
+  *         without need to call HAL_UART_Init() function.
+  *         As involving direct access to UART registers, usage of this macro should be fully endorsed by user.
+  * @note   As macro is expected to be used for modifying RTS Hw flow control feature activation, without need
+  *         for USART instance Deinit/Init, following conditions for macro call should be fulfilled :
+  *           - UART instance should have already been initialised (through call of HAL_UART_Init() )
+  *           - macro could only be called when corresponding UART instance is disabled (i.e __HAL_UART_DISABLE(__HANDLE__))
+  *             and should be followed by an Enable macro (i.e __HAL_UART_ENABLE(__HANDLE__)).
+  * @param  __HANDLE__ specifies the UART Handle.
+  *         The Handle Instance can be any USARTx (supporting the HW Flow control feature).
+  *         It is used to select the USART peripheral (USART availability and x value depending on device).
+  * @retval None
+  */
+#define __HAL_UART_HWCONTROL_RTS_DISABLE(__HANDLE__)       \
+  do{                                                      \
+    ATOMIC_CLEAR_BIT((__HANDLE__)->Instance->CR3, USART_CR3_RTSE);\
+    (__HANDLE__)->Init.HwFlowCtl &= ~(USART_CR3_RTSE);     \
+  } while(0U)
+
+/** @brief  Macro to enable the UART's one bit sample method
+  * @param  __HANDLE__ specifies the UART Handle.
+  * @retval None
+  */
+#define __HAL_UART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
+
+/** @brief  Macro to disable the UART's one bit sample method
+  * @param  __HANDLE__ specifies the UART Handle.
+  * @retval None
+  */
+#define __HAL_UART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3\
+                                                       &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
+
+/** @brief  Enable UART
+  * @param  __HANDLE__ specifies the UART Handle.
+  * @retval None
+  */
+#define __HAL_UART_ENABLE(__HANDLE__)               ((__HANDLE__)->Instance->CR1 |=  USART_CR1_UE)
+
+/** @brief  Disable UART
+  * @param  __HANDLE__ specifies the UART Handle.
+  * @retval None
+  */
+#define __HAL_UART_DISABLE(__HANDLE__)              ((__HANDLE__)->Instance->CR1 &=  ~USART_CR1_UE)
+/**
+  * @}
+  */
+
+/* Exported functions --------------------------------------------------------*/
+/** @addtogroup UART_Exported_Functions
+  * @{
+  */
+
+/** @addtogroup UART_Exported_Functions_Group1 Initialization and de-initialization functions
+  * @{
+  */
+
+/* Initialization/de-initialization functions  **********************************/
+HAL_StatusTypeDef HAL_UART_Init(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_HalfDuplex_Init(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_LIN_Init(UART_HandleTypeDef *huart, uint32_t BreakDetectLength);
+HAL_StatusTypeDef HAL_MultiProcessor_Init(UART_HandleTypeDef *huart, uint8_t Address, uint32_t WakeUpMethod);
+HAL_StatusTypeDef HAL_UART_DeInit(UART_HandleTypeDef *huart);
+void HAL_UART_MspInit(UART_HandleTypeDef *huart);
+void HAL_UART_MspDeInit(UART_HandleTypeDef *huart);
+
+/* Callbacks Register/UnRegister functions  ***********************************/
+#if (USE_HAL_UART_REGISTER_CALLBACKS == 1)
+HAL_StatusTypeDef HAL_UART_RegisterCallback(UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID,
+                                            pUART_CallbackTypeDef pCallback);
+HAL_StatusTypeDef HAL_UART_UnRegisterCallback(UART_HandleTypeDef *huart, HAL_UART_CallbackIDTypeDef CallbackID);
+
+HAL_StatusTypeDef HAL_UART_RegisterRxEventCallback(UART_HandleTypeDef *huart, pUART_RxEventCallbackTypeDef pCallback);
+HAL_StatusTypeDef HAL_UART_UnRegisterRxEventCallback(UART_HandleTypeDef *huart);
+#endif /* USE_HAL_UART_REGISTER_CALLBACKS */
+
+/**
+  * @}
+  */
+
+/** @addtogroup UART_Exported_Functions_Group2 IO operation functions
+  * @{
+  */
+
+/* IO operation functions *******************************************************/
+HAL_StatusTypeDef HAL_UART_Transmit(UART_HandleTypeDef *huart, const uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_UART_Receive(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint32_t Timeout);
+HAL_StatusTypeDef HAL_UART_Transmit_IT(UART_HandleTypeDef *huart, const uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_UART_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_UART_Transmit_DMA(UART_HandleTypeDef *huart, const uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_UART_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_UART_DMAPause(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_DMAResume(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_DMAStop(UART_HandleTypeDef *huart);
+
+HAL_StatusTypeDef HAL_UARTEx_ReceiveToIdle(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size, uint16_t *RxLen,
+                                           uint32_t Timeout);
+HAL_StatusTypeDef HAL_UARTEx_ReceiveToIdle_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef HAL_UARTEx_ReceiveToIdle_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
+
+HAL_UART_RxEventTypeTypeDef HAL_UARTEx_GetRxEventType(UART_HandleTypeDef *huart);
+
+/* Transfer Abort functions */
+HAL_StatusTypeDef HAL_UART_Abort(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_AbortTransmit(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_AbortReceive(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_Abort_IT(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_AbortTransmit_IT(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_UART_AbortReceive_IT(UART_HandleTypeDef *huart);
+
+void HAL_UART_IRQHandler(UART_HandleTypeDef *huart);
+void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart);
+void HAL_UART_TxHalfCpltCallback(UART_HandleTypeDef *huart);
+void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart);
+void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart);
+void HAL_UART_ErrorCallback(UART_HandleTypeDef *huart);
+void HAL_UART_AbortCpltCallback(UART_HandleTypeDef *huart);
+void HAL_UART_AbortTransmitCpltCallback(UART_HandleTypeDef *huart);
+void HAL_UART_AbortReceiveCpltCallback(UART_HandleTypeDef *huart);
+
+void HAL_UARTEx_RxEventCallback(UART_HandleTypeDef *huart, uint16_t Size);
+
+/**
+  * @}
+  */
+
+/** @addtogroup UART_Exported_Functions_Group3
+  * @{
+  */
+/* Peripheral Control functions  ************************************************/
+HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_MultiProcessor_EnterMuteMode(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_MultiProcessor_ExitMuteMode(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_HalfDuplex_EnableTransmitter(UART_HandleTypeDef *huart);
+HAL_StatusTypeDef HAL_HalfDuplex_EnableReceiver(UART_HandleTypeDef *huart);
+/**
+  * @}
+  */
+
+/** @addtogroup UART_Exported_Functions_Group4
+  * @{
+  */
+/* Peripheral State functions  **************************************************/
+HAL_UART_StateTypeDef HAL_UART_GetState(const UART_HandleTypeDef *huart);
+uint32_t              HAL_UART_GetError(const UART_HandleTypeDef *huart);
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup UART_Private_Constants UART Private Constants
+  * @{
+  */
+/** @brief UART interruptions flag mask
+  *
+  */
+#define UART_IT_MASK                     0x0000FFFFU
+
+#define UART_CR1_REG_INDEX               1U
+#define UART_CR2_REG_INDEX               2U
+#define UART_CR3_REG_INDEX               3U
+/**
+  * @}
+  */
+
+/* Private macros ------------------------------------------------------------*/
+/** @defgroup UART_Private_Macros UART Private Macros
+  * @{
+  */
+#define IS_UART_WORD_LENGTH(LENGTH) (((LENGTH) == UART_WORDLENGTH_8B) || \
+                                     ((LENGTH) == UART_WORDLENGTH_9B))
+#define IS_UART_LIN_WORD_LENGTH(LENGTH) (((LENGTH) == UART_WORDLENGTH_8B))
+#define IS_UART_STOPBITS(STOPBITS) (((STOPBITS) == UART_STOPBITS_1) || \
+                                    ((STOPBITS) == UART_STOPBITS_2))
+#define IS_UART_PARITY(PARITY) (((PARITY) == UART_PARITY_NONE) || \
+                                ((PARITY) == UART_PARITY_EVEN) || \
+                                ((PARITY) == UART_PARITY_ODD))
+#define IS_UART_HARDWARE_FLOW_CONTROL(CONTROL)\
+                              (((CONTROL) == UART_HWCONTROL_NONE) || \
+                               ((CONTROL) == UART_HWCONTROL_RTS) || \
+                               ((CONTROL) == UART_HWCONTROL_CTS) || \
+                               ((CONTROL) == UART_HWCONTROL_RTS_CTS))
+#define IS_UART_MODE(MODE) ((((MODE) & 0x0000FFF3U) == 0x00U) && ((MODE) != 0x00U))
+#define IS_UART_STATE(STATE) (((STATE) == UART_STATE_DISABLE) || \
+                              ((STATE) == UART_STATE_ENABLE))
+#define IS_UART_OVERSAMPLING(SAMPLING) (((SAMPLING) == UART_OVERSAMPLING_16) || \
+                                        ((SAMPLING) == UART_OVERSAMPLING_8))
+#define IS_UART_LIN_OVERSAMPLING(SAMPLING) (((SAMPLING) == UART_OVERSAMPLING_16))
+#define IS_UART_LIN_BREAK_DETECT_LENGTH(LENGTH) (((LENGTH) == UART_LINBREAKDETECTLENGTH_10B) || \
+                                                 ((LENGTH) == UART_LINBREAKDETECTLENGTH_11B))
+#define IS_UART_WAKEUPMETHOD(WAKEUP) (((WAKEUP) == UART_WAKEUPMETHOD_IDLELINE) || \
+                                      ((WAKEUP) == UART_WAKEUPMETHOD_ADDRESSMARK))
+#define IS_UART_BAUDRATE(BAUDRATE) ((BAUDRATE) <= 10500000U)
+#define IS_UART_ADDRESS(ADDRESS) ((ADDRESS) <= 0x0FU)
+
+#define UART_DIV_SAMPLING16(_PCLK_, _BAUD_)            ((uint32_t)((((uint64_t)(_PCLK_))*25U)/(4U*((uint64_t)(_BAUD_)))))
+#define UART_DIVMANT_SAMPLING16(_PCLK_, _BAUD_)        (UART_DIV_SAMPLING16((_PCLK_), (_BAUD_))/100U)
+#define UART_DIVFRAQ_SAMPLING16(_PCLK_, _BAUD_)        ((((UART_DIV_SAMPLING16((_PCLK_), (_BAUD_)) - (UART_DIVMANT_SAMPLING16((_PCLK_), (_BAUD_)) * 100U)) * 16U)\
+                                                         + 50U) / 100U)
+/* UART BRR = mantissa + overflow + fraction
+            = (UART DIVMANT << 4) + (UART DIVFRAQ & 0xF0) + (UART DIVFRAQ & 0x0FU) */
+#define UART_BRR_SAMPLING16(_PCLK_, _BAUD_)            ((UART_DIVMANT_SAMPLING16((_PCLK_), (_BAUD_)) << 4U) + \
+                                                        (UART_DIVFRAQ_SAMPLING16((_PCLK_), (_BAUD_)) & 0xF0U) + \
+                                                        (UART_DIVFRAQ_SAMPLING16((_PCLK_), (_BAUD_)) & 0x0FU))
+
+#define UART_DIV_SAMPLING8(_PCLK_, _BAUD_)             ((uint32_t)((((uint64_t)(_PCLK_))*25U)/(2U*((uint64_t)(_BAUD_)))))
+#define UART_DIVMANT_SAMPLING8(_PCLK_, _BAUD_)         (UART_DIV_SAMPLING8((_PCLK_), (_BAUD_))/100U)
+#define UART_DIVFRAQ_SAMPLING8(_PCLK_, _BAUD_)         ((((UART_DIV_SAMPLING8((_PCLK_), (_BAUD_)) - (UART_DIVMANT_SAMPLING8((_PCLK_), (_BAUD_)) * 100U)) * 8U)\
+                                                         + 50U) / 100U)
+/* UART BRR = mantissa + overflow + fraction
+            = (UART DIVMANT << 4) + ((UART DIVFRAQ & 0xF8) << 1) + (UART DIVFRAQ & 0x07U) */
+#define UART_BRR_SAMPLING8(_PCLK_, _BAUD_)             ((UART_DIVMANT_SAMPLING8((_PCLK_), (_BAUD_)) << 4U) + \
+                                                        ((UART_DIVFRAQ_SAMPLING8((_PCLK_), (_BAUD_)) & 0xF8U) << 1U) + \
+                                                        (UART_DIVFRAQ_SAMPLING8((_PCLK_), (_BAUD_)) & 0x07U))
+
+/**
+  * @}
+  */
+
+/* Private functions ---------------------------------------------------------*/
+/** @defgroup UART_Private_Functions UART Private Functions
+  * @{
+  */
+
+HAL_StatusTypeDef UART_Start_Receive_IT(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
+HAL_StatusTypeDef UART_Start_Receive_DMA(UART_HandleTypeDef *huart, uint8_t *pData, uint16_t Size);
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4xx_HAL_UART_H */
+
@@ -1,38 +1,38 @@
-GNU GENERAL PUBLIC LICENSE
+GNU GENERAL PUBLIC LICENSE 
 Version 3, 29 June 2007

-Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
-Everyone is permitted to copy and distribute verbatim copies
+Copyright (C) 2007 Free Software Foundation, Inc. https://fsf.org/ 
+Everyone is permitted to copy and distribute verbatim copies 
 of this license document, but changing it is not allowed.

 Preamble

-The GNU General Public License is a free, copyleft license for
+The GNU General Public License is a free, copyleft license for 
 software and other kinds of works.

-The licenses for most software and other practical works are designed
-to take away your freedom to share and change the works. By contrast,
-the GNU General Public License is intended to guarantee your freedom to
-share and change all versions of a program--to make sure it remains free
-software for all its users. We, the Free Software Foundation, use the
-GNU General Public License for most of our software; it applies also to
-any other work released this way by its authors. You can apply it to
+The licenses for most software and other practical works are designed 
+to take away your freedom to share and change the works. By contrast, 
+the GNU General Public License is intended to guarantee your freedom to 
+share and change all versions of a program--to make sure it remains free 
+software for all its users. We, the Free Software Foundation, use the 
+GNU General Public License for most of our software; it applies also to 
+any other work released this way by its authors. You can apply it to 
 your programs, too.

-When we speak of free software, we are referring to freedom, not
-price. Our General Public Licenses are designed to make sure that you
-have the freedom to distribute copies of free software (and charge for
-them if you wish), that you receive source code or can get it if you
-want it, that you can change the software or use pieces of it in new
+When we speak of free software, we are referring to freedom, not 
+price. Our General Public Licenses are designed to make sure that you 
+have the freedom to distribute copies of free software (and charge for 
+them if you wish), that you receive source code or can get it if you 
+want it, that you can change the software or use pieces of it in new 
 free programs, and that you know you can do these things.

-To protect your rights, we need to prevent others from denying you
-these rights or asking you to surrender the rights. Therefore, you have
-certain responsibilities if you distribute copies of the software, or if
+To protect your rights, we need to prevent others from denying you 
+these rights or asking you to surrender the rights. Therefore, you have 
+certain responsibilities if you distribute copies of the software, or if 
 you modify it: responsibilities to respect the freedom of others.

-For example, if you distribute copies of such a program, whether
-gratis or for a fee, you must pass on to the recipients the same
-freedoms that you received. You must make sure that they, too, receive
-or can get the source code. And you must show them these terms so they
-know their rights.
+For example, if you distribute copies of such a program, whether 
+gratis or for a fee, you must pass on to the recipients the same 
+freedoms that you received. You must make sure that they, too, receive 
+or can get the source code. And you must show them these terms so they 
+know their rights.
@@ -0,0 +1,15 @@
+# Third-Party Notices
+
+This project is built with open source components and includes third-party software:
+
+## 1. Original Application Code
+- **Copyright (c) 2026 Erick Ahmed**
+- **License:** [GNU General Public License v3.0](https://git.erickahmed.com/erickahmed/j1939_logger/src/branch/main/LICENSE.md)
+
+## 2. STM32F4 HAL Drivers
+- **Copyright (c) 2016 STMicroelectronics**
+- **License:** [BSD 3-Clause License](https://git.erickahmed.com/erickahmed/j1939_logger/src/branch/main/Drivers/STM32F4xx_HAL_Driver/LICENSE.txt)
+
+## 3. STM32 CMSIS
+- **Copyright (c) 2017 STMicroelectronics**
+- **License:** [Apache License 2.0](https://git.erickahmed.com/erickahmed/j1939_logger/src/branch/main/Drivers/CMSIS/LICENSE.txt)
@@ -20,7 +20,8 @@ CAN2.Mode=CAN_MODE_SILENT
 CAN2.Prescaler=8
 Dma.Request0=SDIO_RX
 Dma.Request1=SDIO_TX
-Dma.RequestsNb=2
+Dma.Request2=USART1_TX
+Dma.RequestsNb=3
 Dma.SDIO_RX.0.Direction=DMA_PERIPH_TO_MEMORY
 Dma.SDIO_RX.0.FIFOMode=DMA_FIFOMODE_ENABLE
 Dma.SDIO_RX.0.FIFOThreshold=DMA_FIFO_THRESHOLD_FULL
@@ -47,12 +48,22 @@ Dma.SDIO_TX.1.PeriphDataAlignment=DMA_PDATAALIGN_WORD
 Dma.SDIO_TX.1.PeriphInc=DMA_PINC_DISABLE
 Dma.SDIO_TX.1.Priority=DMA_PRIORITY_LOW
 Dma.SDIO_TX.1.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority,FIFOMode,FIFOThreshold,MemBurst,PeriphBurst
+Dma.USART1_TX.2.Direction=DMA_MEMORY_TO_PERIPH
+Dma.USART1_TX.2.FIFOMode=DMA_FIFOMODE_DISABLE
+Dma.USART1_TX.2.Instance=DMA2_Stream7
+Dma.USART1_TX.2.MemDataAlignment=DMA_MDATAALIGN_BYTE
+Dma.USART1_TX.2.MemInc=DMA_MINC_ENABLE
+Dma.USART1_TX.2.Mode=DMA_NORMAL
+Dma.USART1_TX.2.PeriphDataAlignment=DMA_PDATAALIGN_BYTE
+Dma.USART1_TX.2.PeriphInc=DMA_PINC_DISABLE
+Dma.USART1_TX.2.Priority=DMA_PRIORITY_LOW
+Dma.USART1_TX.2.RequestParameters=Instance,Direction,PeriphInc,MemInc,PeriphDataAlignment,MemDataAlignment,Mode,Priority,FIFOMode
 FREERTOS.FootprintOK=true
 FREERTOS.IPParameters=Tasks01,configUSE_NEWLIB_REENTRANT,FootprintOK
 FREERTOS.Tasks01=DefaultTask,49,128,can_listen,Default,NULL,Dynamic,NULL,NULL
 FREERTOS.configUSE_NEWLIB_REENTRANT=1
 File.Version=6
-GPIO.groupedBy=
+GPIO.groupedBy=Group By Peripherals
 KeepUserPlacement=false
 Mcu.CPN=STM32F405RGT6
 Mcu.Family=STM32F4
@@ -64,25 +75,30 @@ Mcu.IP4=NVIC
 Mcu.IP5=RCC
 Mcu.IP6=SDIO
 Mcu.IP7=SYS
-Mcu.IPNb=8
+Mcu.IP8=USART1
+Mcu.IPNb=9
 Mcu.Name=STM32F405RGTx
 Mcu.Package=LQFP64
 Mcu.Pin0=PB12
 Mcu.Pin1=PB13
-Mcu.Pin10=PB5
-Mcu.Pin11=PB8
-Mcu.Pin12=PB9
-Mcu.Pin13=VP_FREERTOS_VS_CMSIS_V2
-Mcu.Pin14=VP_SYS_VS_tim6
+Mcu.Pin10=PC12
+Mcu.Pin11=PD2
+Mcu.Pin12=PB5
+Mcu.Pin13=PB6
+Mcu.Pin14=PB7
+Mcu.Pin15=PB8
+Mcu.Pin16=PB9
+Mcu.Pin17=VP_FREERTOS_VS_CMSIS_V2
+Mcu.Pin18=VP_SYS_VS_tim6
 Mcu.Pin2=PC8
 Mcu.Pin3=PC9
-Mcu.Pin4=PC10
-Mcu.Pin5=PC11
-Mcu.Pin6=PC12
-Mcu.Pin7=PD2
-Mcu.Pin8=PB3
-Mcu.Pin9=PB4
-Mcu.PinsNb=15
+Mcu.Pin4=PA9
+Mcu.Pin5=PA10
+Mcu.Pin6=PA13
+Mcu.Pin7=PA14
+Mcu.Pin8=PC10
+Mcu.Pin9=PC11
+Mcu.PinsNb=19
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32F405RGTx
@@ -91,6 +107,7 @@ MxDb.Version=DB.6.0.170
 NVIC.BusFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false\:false
 NVIC.DMA2_Stream3_IRQn=true\:5\:0\:false\:false\:true\:true\:false\:true\:true
 NVIC.DMA2_Stream6_IRQn=true\:5\:0\:false\:false\:true\:true\:false\:true\:true
+NVIC.DMA2_Stream7_IRQn=true\:5\:0\:false\:false\:true\:true\:false\:true\:true
 NVIC.DebugMonitor_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false\:false
 NVIC.ForceEnableDMAVector=true
 NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false\:false
@@ -107,17 +124,26 @@ NVIC.SysTick_IRQn=true\:15\:0\:false\:false\:false\:true\:false\:true\:false
 NVIC.TIM6_DAC_IRQn=true\:15\:0\:false\:false\:true\:false\:false\:true\:true
 NVIC.TimeBase=TIM6_DAC_IRQn
 NVIC.TimeBaseIP=TIM6
+NVIC.USART1_IRQn=true\:5\:0\:false\:false\:true\:true\:true\:true\:true
 NVIC.UsageFault_IRQn=true\:0\:0\:false\:false\:true\:false\:false\:false\:false
+PA10.Mode=Asynchronous
+PA10.Signal=USART1_RX
+PA13.Mode=Serial_Wire
+PA13.Signal=SYS_JTMS-SWDIO
+PA14.Mode=Serial_Wire
+PA14.Signal=SYS_JTCK-SWCLK
+PA9.Mode=Asynchronous
+PA9.Signal=USART1_TX
 PB12.Mode=CAN_Activate
 PB12.Signal=CAN2_RX
 PB13.Mode=CAN_Activate
 PB13.Signal=CAN2_TX
-PB3.Locked=true
-PB3.Signal=GPIO_Output
-PB4.Locked=true
-PB4.Signal=GPIO_Output
 PB5.Locked=true
 PB5.Signal=GPIO_Output
+PB6.Locked=true
+PB6.Signal=GPIO_Output
+PB7.Locked=true
+PB7.Signal=GPIO_Output
 PB8.Mode=CAN_Activate
 PB8.Signal=CAN1_RX
 PB9.Locked=true
@@ -178,7 +204,7 @@ ProjectManager.ToolChainLocation=
 ProjectManager.UAScriptAfterPath=
 ProjectManager.UAScriptBeforePath=
 ProjectManager.UnderRoot=true
-ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_CAN1_Init-CAN1-false-HAL-true,5-MX_CAN2_Init-CAN2-false-HAL-true,6-MX_SDIO_SD_Init-SDIO-false-HAL-true
+ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_CAN1_Init-CAN1-false-HAL-true,5-MX_CAN2_Init-CAN2-false-HAL-true,6-MX_SDIO_SD_Init-SDIO-false-HAL-true,7-MX_USART1_UART_Init-USART1-false-HAL-true
 RCC.48MHZClocksFreq_Value=48000000
 RCC.AHBFreq_Value=168000000
 RCC.APB1CLKDivider=RCC_HCLK_DIV4
@@ -211,6 +237,8 @@ RCC.VCOI2SOutputFreq_Value=192000000
 RCC.VCOInputFreq_Value=1000000
 RCC.VCOOutputFreq_Value=336000000
 RCC.VcooutputI2S=96000000
+USART1.IPParameters=VirtualMode
+USART1.VirtualMode=VM_ASYNC
 VP_FREERTOS_VS_CMSIS_V2.Mode=CMSIS_V2
 VP_FREERTOS_VS_CMSIS_V2.Signal=FREERTOS_VS_CMSIS_V2
 VP_SYS_VS_tim6.Mode=TIM6
Author	SHA1	Message	Date
eeeck	aac6d0a8d1	Add license notice This file was orignally added in v0.0.1, somehow messed up git history and it got deleted. This is a reupload	2026-06-18 16:33:32 +02:00
eeeck	4bf2f52b49	Add GNU GPLv3 license This license was orignally added in v0.0.1, somehow messed up git history and it got deleted. This is a reupload	2026-06-18 16:32:02 +02:00
eeeck	61374d00f1	Disable debug flag by default	2026-06-18 16:09:18 +02:00
eeeck	5b5edc2ead	Merge pull request 'Implement task for sending CAN data via UART' (#21 ) from dev_serial-send into main Reviewed-on: erickahmed/j1939_logger#21	2026-06-18 15:35:22 +02:00
eeeck	adcdc8b340	Fix spacing	2026-06-18 15:15:52 +02:00
eeeck	2880ae64dc	Check semaphore acquire status	2026-06-18 15:05:50 +02:00
eeeck	33a2cc8fb4	Enable USART1 global interrupt	2026-06-18 15:02:19 +02:00
eeeck	41de3851f2	Implement better ciclical method for dummy CAN frame sent on debug	2026-06-18 14:06:00 +02:00
eeeck	6f8d2a12ea	Merge branch 'stm_debug' into dev_serial-send	2026-06-18 13:43:23 +02:00
eeeck	1ad8e5b04f	Change define name - "DEBUG" is also used by STM32 for... something...	2026-06-18 13:38:28 +02:00
eeeck	ef034f3195	Add debug dummy CAN frame sent regularly - Activated by defining DEBUG_DUMMY_FRAME	2026-06-18 13:37:10 +02:00
eeeck	5a91a56e27	Fix spacing	2026-06-18 13:25:07 +02:00
eeeck	9f1e7ba267	Move debugger connection check to main	2026-06-18 13:24:33 +02:00
eeeck	9086bf3efb	Fix buffer overwrite while DMA is not completed	2026-06-18 13:08:11 +02:00
eeeck	3bf5a8cc19	Fix spacing	2026-06-18 13:05:54 +02:00
eeeck	b9c371ed58	Initialize semaphore with count of 1	2026-06-18 13:05:43 +02:00
eeeck	9d96b3d4f2	Start	2026-06-18 12:50:50 +02:00
eeeck	bb70e0675a	Accept for standard IDs and extended IDs	2026-06-18 09:11:25 +02:00
eeeck	11e50b05e4	Make debug print safer by checking if ST-Link debugger is connected	2026-06-18 09:10:00 +02:00
eeeck	e951eaef7c	Fix debug prints	2026-06-18 09:07:09 +02:00
eeeck	ce25cba61b	Fix typo	2026-06-18 09:06:07 +02:00
eeeck	691d5dc1ea	Fix baudrates - They were wrongly calculated on 168MHz but APB1 bus is at 42 MHz (168 / 4)	2026-06-18 08:49:52 +02:00
eeeck	052d3fc5c0	Enable CAN bus NVIC interrupts with higher priority - This was blocking the CPU from vectoring to HAL_CAN_RxFifo0MsgPendingCallback	2026-06-18 08:44:25 +02:00
eeeck	4967cd9b32	Add USART DMA in Normal mode from CubeMX	2026-06-18 08:29:21 +02:00
eeeck	825ddc6961	Add debug print after 1s of no CAN traffic	2026-06-18 08:28:56 +02:00
eeeck	604e9e603b	Add USART DMA in Normal mode from CubeMX	2026-06-18 06:21:41 +02:00
eeeck	7b30c3cedd	Fix declaration bug	2026-06-17 21:27:26 +02:00
eeeck	8d0b508ff6	Merge branch 'dev_debug' into dev_serial-send	2026-06-17 20:52:23 +02:00
eeeck	4afa6702fb	Return exact length	2026-06-17 20:33:38 +02:00
eeeck	907c0b170d	Move to PFP block in main.c and use more standard logic	2026-06-17 20:33:22 +02:00
eeeck	60849ebb78	Testing: SDIO stuff deactivated until implemented - Goes into error handling	2026-06-17 20:32:36 +02:00
eeeck	aeb553994c	Update LED struct	2026-06-17 20:14:56 +02:00
eeeck	5e28758a5e	Use serial mode instad of JTAG	2026-06-17 20:09:45 +02:00
eeeck	9980dafb5c	Initialize JTAG hardware - To debug with ST-Link	2026-06-17 18:27:55 +02:00
eeeck	1d70a35f95	Move to proper block	2026-06-17 18:26:01 +02:00
eeeck	5c8961efa7	Include stdint	2026-06-17 18:16:13 +02:00
eeeck	17c500e39a	Add debug messages for UART	2026-06-17 18:11:46 +02:00
eeeck	6ad1acc2ee	Removing duplicate, again...	2026-06-17 18:07:22 +02:00
eeeck	91218e782e	Include main header	2026-06-17 18:05:45 +02:00
eeeck	63e3e81986	Fix spacing	2026-06-17 18:05:04 +02:00
eeeck	84ea393dd6	Implement ITM debug via ST-Link - Enable Instrumentation Trace Macroblock - Remove PB3 initialization conflict with ITM - Add a bunch of debug prints	2026-06-17 18:04:48 +02:00
eeeck	d69cb0231b	Removing duplicate, again...	2026-06-17 08:41:19 +02:00
eeeck	6bcc977c65	Switch ISR semaphore release to normal semaphore release	2026-06-16 23:07:50 +02:00
eeeck	8ec62d9fcd	Fix typo in comment	2026-06-16 23:07:03 +02:00
eeeck	cbefb45099	Add externs	2026-06-16 23:06:54 +02:00
eeeck	f7581d49ce	Fix task priority with correct handles	2026-06-16 23:06:35 +02:00
eeeck	e123c0172f	Small variable name change	2026-06-16 22:39:30 +02:00
eeeck	cd0b412d74	Remove whitespace	2026-06-16 22:35:04 +02:00
eeeck	24e100cae6	Use better name for CAN listener task function	2026-06-16 22:34:55 +02:00
eeeck	7d5b3f9be2	Increase all queue sizes and double the UART queue	2026-06-16 22:29:00 +02:00
eeeck	c540ff7800	Remove dead code	2026-06-16 22:13:52 +02:00
eeeck	dfc116b2e9	Fix linker error by moving RTOS thread declaration to global scope	2026-06-16 22:12:40 +02:00
eeeck	59b0aca092	Refactor: implement data relay from vCANLoggerListen to xUARTQueue - No RTOS event, just queue put and get: cleaner way to send data and more clear separation of concerns	2026-06-16 22:09:49 +02:00
eeeck	5f11cf5213	Revert decision on moving CAN event flag outside ISR - Would have caused destruction of the queue data itself	2026-06-16 21:34:43 +02:00
eeeck	74bf4bde77	Implement identical queue drain for CAN2 to that of CAN1	2026-06-16 21:29:32 +02:00
eeeck	3691918196	Non-blocking on CAN1 queue check - Check queue instantly - Use DMA to move tx_buffer to UART peripheral - Use a semaphore to DMA is being done, to avoid moving to next loop iteration and overwriting tx_buffer - HAL_UART_TxCpltCallback will release semaphore when DMA done	2026-06-16 21:27:52 +02:00
eeeck	79f317cec5	Wait until CAN1 or CAN2 save anything to FIFO buffer - Moving CAN event flag to vCANLoggerListen to avoid possible race condition and to make ISR leaner	2026-06-16 21:06:32 +02:00
eeeck	da1c13fcb0	Fix comment blocks and function descriptions	2026-06-16 21:02:15 +02:00
eeeck	59274272d3	Remove not useful comment blocks - Not really used by CubeMX so worth removing	2026-06-16 20:25:21 +02:00
eeeck	bc71cd7371	Add comment headers	2026-06-16 20:06:21 +02:00
eeeck	84980d2378	Implement hex converter - Avoids snprintf - Can be read from minicom/screen, but it's also friendly for other MCU - This single function was AI generated	2026-06-16 19:55:44 +02:00
eeeck	8b1b3b7ff3	Implement safe UART semaphore release inside ISR - It uses safe way to release semaphore - Yields in case task interrupted was of lower priority: UART has minimal latency	2026-06-16 19:49:13 +02:00
eeeck	0d0e485193	Initialize cansend headers	2026-06-16 19:34:12 +02:00
eeeck	ac5d9f6a72	Set CAN event flag and LED thread flag in ISR - This is efficient specifically for STM32F4x with Thumb-2 IT block optimization enabled (-02 or -03)	2026-06-16 19:11:38 +02:00
eeeck	76628dec90	Initialize UART task and semaphore and CAN event flags	2026-06-16 19:10:53 +02:00
eeeck	cedd6cc0f8	Merge pull request 'Switch to task notification from semaphore' (#20 ) from dev_task-notification into dev_serial-send Reviewed-on: erickahmed/j1939_logger#20	2026-06-16 18:23:18 +02:00
eeeck	f260dfe972	Use define instead of hardcoded value	2026-06-16 18:11:12 +02:00
eeeck	12ef44d3d8	Use clearer variable name	2026-06-16 18:06:26 +02:00
eeeck	af4ce2f9e8	Remove unecessary MXCube comments	2026-06-16 18:01:54 +02:00
eeeck	34df5e51b7	Remove LED contexts - Are now unnecessary with the move to task notification	2026-06-16 17:59:57 +02:00
eeeck	266efdfa7c	Fix spacing	2026-06-16 17:57:42 +02:00
eeeck	7d40531250	Return instead of critical error - To find a way to handle overflows on the FIFO buffer	2026-06-16 17:57:35 +02:00
eeeck	6446f5209b	Remove semaphores in favor of task notifications - Less overhead, simpler to manage - Semaphores are apparently overkill for a simple blink timer	2026-06-16 17:56:11 +02:00
eeeck	cc3a37ba4b	Increase UART baudrate	2026-06-16 16:16:51 +02:00
eeeck	990a85c002	Enable UART interface from MXCube	2026-06-16 16:01:49 +02:00
eeeck	b737c27b49	Merge pull request 'Remove complex timer based toggling and switch to RTOS task with semaphore based delay' (#18 ) from dev-rtos-semaphore into main Reviewed-on: erickahmed/j1939_logger#18	2026-06-15 14:33:38 +02:00
eeeck	2c14d095f7	Better way to avoid race condition, only notification lives in CAN task - Runs only once - Only critical notification is inside task - CAN message during boot will not be lost, instead put inside FIFO0	2026-06-15 14:30:35 +02:00
eeeck	975acb8c3e	Indentation fixes	2026-06-15 14:27:05 +02:00
eeeck	b1744ce941	Fix double semaphore release	2026-06-15 14:17:12 +02:00
eeeck	c1d2e65e20	Move to RTOS_THREADS - ops...	2026-06-15 14:12:47 +02:00
eeeck	ce85e473b3	Move before starting scheduler to avoid race condition - If a CAN message arrives during boot time ISR will fire and try to put data into xCAN1RxQueue. At that time queue is NULL: calling RTOS APIs on NULL handles will cause a HardFault	2026-06-15 14:11:11 +02:00
eeeck	8c8fe93d5b	Release CANrx semaphore in ISR	2026-06-15 14:09:51 +02:00
eeeck	ab8b68313b	Transition from timer based to task based LED signal - Remove RTOS timers - Create LED task - Avoid polling, instead wait for semaphore	2026-06-15 14:06:51 +02:00
eeeck	70cead28d7	Re-add newlib lock glue to Src	2026-06-15 10:37:01 +02:00
eeeck	31bf55fed4	Merge pull request 'Implement CAN read RTOS' (#14 ) from j1939 into main	2026-06-15 10:32:33 +02:00
eeeck	ac212c4a0a	Merge pull request 'Change headers with better copyright comments' (#13 ) from code-licensing into j1939 Reviewed-on: erickahmed/j1939_logger#13	2026-06-14 21:36:45 +02:00
eeeck	9fc2f0b73b	Remove files that were misteriously duplicated...	2026-06-14 21:33:13 +02:00
eeeck	3c66a39a5d	Fix variable name mismatch	2026-06-14 21:27:10 +02:00
eeeck	19eefc288b	Fix scope error by moving declaration	2026-06-14 20:48:11 +02:00
eeeck	17febf569a	Use a more generic name as semaphore will be used by other tasks	2026-06-14 18:31:54 +02:00
eeeck	5a3223af29	Merge pull request 'Use semaphores and one shot RTOS timers to better manage LEDs for incoming CAN message on FIFO buffer' (#8 ) from led-semaphore into j1939 Reviewed-on: erickahmed/j1939_logger#8	2026-06-14 16:49:17 +02:00
eeeck	53772ccb7d	Remove error handling as it would cause crash on full queue	2026-06-14 16:45:02 +02:00
eeeck	9d4d807cfb	Fix race condition that could cause a hard fault	2026-06-14 16:21:55 +02:00
eeeck	5ec806ffea	Add CMSIS include	2026-06-14 16:17:01 +02:00
eeeck	8777f742ac	Move typedef to header	2026-06-14 16:15:33 +02:00
eeeck	4aafa81009	Change CODE BEGIN N value	2026-06-14 16:14:20 +02:00
eeeck	ac16f8150e	Use a more sensible number of semaphores	2026-06-14 16:10:18 +02:00
eeeck	f0d2990b8d	Move below timer setup	2026-06-14 16:10:00 +02:00
eeeck	72ffb2644e	Use more clear variable names	2026-06-14 16:09:45 +02:00
eeeck	2a3d5d17b3	Remove unnecessary declarations	2026-06-14 16:08:43 +02:00
eeeck	151bac7a13	Fix typo	2026-06-14 16:08:21 +02:00
eeeck	75efc4840d	Use new context structure instead of direct pass	2026-06-14 15:17:03 +02:00
eeeck	a75d42faeb	Create context structure for timer callback Strucure is made of - LED (port, pin) - Semaphore - Timer handle	2026-06-14 15:16:23 +02:00
eeeck	5b500d72ff	Avoid having to declare additional variable	2026-06-14 14:56:32 +02:00
eeeck	5f1695dc0d	Start timer once for automatic rearming with semaphore release	2026-06-14 14:51:46 +02:00
eeeck	de6dc24dd3	Acquire semaphore and restart timer if new message incoming	2026-06-14 14:51:33 +02:00
eeeck	1b38c0f29a	Release semaphore on incoming message - Discard previous solution with timer only	2026-06-14 14:50:49 +02:00
eeeck	7ece650f72	Move declaration on top	2026-06-14 14:49:54 +02:00
eeeck	ebbd1816fa	Write LOW status on LED when timer triggers	2026-06-14 14:19:44 +02:00
eeeck	2e2150ebd2	Write HIGH status on LED on incoming CAN message and start 25ms timer	2026-06-14 14:19:30 +02:00
eeeck	d6ea04e33e	Change variable name	2026-06-14 14:18:40 +02:00
eeeck	7c7d774522	Create semaphores for signalling new message in FIFO buffer	2026-06-14 14:18:28 +02:00
eeeck	c65341c662	Change periodic timers to one shot timers	2026-06-14 14:18:07 +02:00
eeeck	d42e5fce46	Read CAN messages from FIFO buffer	2026-06-14 13:55:05 +02:00
eeeck	8ef0980510	Handle ISR for CANrx by saving message in FIFO buffer	2026-06-14 13:53:40 +02:00
eeeck	dc3688d3d7	Change error check structure	2026-06-14 12:25:31 +02:00
eeeck	34553af0a7	Create message queues for saving CAN frames	2026-06-14 11:11:34 +02:00
eeeck	2cce753716	Remove duplicate declaration	2026-06-14 10:47:12 +02:00
eeeck	19eaee2674	Enable interrupt when CAN frame received and stored in FIFO buffer	2026-06-14 10:42:26 +02:00
eeeck	8e37c44eae	Refactor naming conventions following FREERTOS guidelines	2026-06-14 10:04:16 +02:00
eeeck	c101c77ba4	Refactor: move RTOS task definition back to main.c - Private functions remain on canlog.c - Better consistency for when regenerating with CubeMX	2026-06-14 00:36:41 +02:00
eeeck	ce995602e4	Merge branch 'rtos-timers' into j1939	2026-06-13 23:02:22 +02:00
eeeck	0e4b41647f	Change headers with better copyright comments - Add SPDX License Identifier and copyright notice - Add NOTICE.md Minor: remove unused freertos.c	2026-06-13 20:07:32 +02:00
eeeck	7b913c8ab9	Simplify CAN error code handler	2026-06-13 20:03:24 +02:00
eeeck	de7c817471	Reset LEDs in error handler	2026-06-10 14:27:39 +02:00
eeeck	59a58d1f1f	Implement LED heartbeat with RTOS timers instead of threads - Less memory overhead (no stack allocation) - Better timing accuracy (less jitter) - CAN bus still has higher priority than timers	2026-06-10 14:14:17 +02:00
eeeck	0c3c93040b	Simplify CAN error code handler	2026-06-10 13:16:19 +02:00
eeeck	d641c8b915	Simplify CAN error code handler	2026-06-10 13:15:01 +02:00
eeeck	b38d4d5403	Remove static declare	2026-06-10 13:07:24 +02:00
eeeck	d32c03c8f0	Update function prototype names	2026-06-10 13:07:15 +02:00
eeeck	0b05331fff	Fix error handling for CAN bus	2026-06-10 13:01:43 +02:00
eeeck	0f6011d05b	Use CMSIS-RTOS2 instead of FreeRTOS for consistency	2026-06-10 11:38:30 +02:00
eeeck	6c4a1368be	Use more clear names for RTOS function prototypes	2026-06-10 11:28:42 +02:00
eeeck	e2b6d13364	Clarify function prototype description	2026-06-10 11:25:31 +02:00
eeeck	b14cdfaccb	Lower priority for LED heartbeat	2026-06-10 11:25:01 +02:00
eeeck	7bb401762a	Add headers for better code regeneration compatibility with STM32CubeMX	2026-06-10 11:24:43 +02:00
eeeck	87e8ffc6fa	Adapt error handler to log CAN errors and toggle error LED	2026-06-09 10:43:32 +02:00
eeeck	91385d00cf	Configure filter banks and start CAN	2026-06-09 10:42:40 +02:00
eeeck	30b7538e26	Use HAL WritePin func instead of TogglePin - Better reliability in blinking LED - Slightly more efficiency (fewer CPU clocks)	2026-06-09 10:05:25 +02:00
eeeck	c891681b94	Minor comment clarifications	2026-06-09 09:51:10 +02:00
eeeck	770e97ccd9	Move include declaration to private includes	2026-06-09 09:50:00 +02:00
eeeck	5d3c8c0ec0	Refactor task function name	2026-06-09 09:12:11 +02:00
eeeck	495c9cb377	Enable auto wake up on CAN traffic for future sleep mode	2026-06-09 00:33:14 +02:00
eeeck	c274be6907	Minor clarification on existing comment	2026-06-09 00:27:17 +02:00
eeeck	b92b26b026	Remove trailing newlines	2026-06-09 00:24:41 +02:00
eeeck	bbdb278338	Minor changes on comments - Clarifications on existing comments - Add TODO	2026-06-09 00:17:06 +02:00
eeeck	a236377784	Add simple GPIO toggling in RT	2026-06-09 00:08:24 +02:00
eeeck	9f3d681134	Remove explicit cast	2026-06-09 00:00:42 +02:00
eeeck	41084eb4d2	Move thread creation inside comment block - Avoid overwrites from STM32CubeMX	2026-06-09 00:00:17 +02:00
eeeck	714ca43d45	Pass LED pin to thread arguments - Create typedef for LED (port:pin) - Define two LED as private variables - Pass them to threads	2026-06-08 23:50:14 +02:00
eeeck	29284ceb87	Move thread handles and attributes to related file - Better separation of concerns	2026-06-08 23:38:38 +02:00
eeeck	a82734cef0	Use correct thread arguments for CANrx threads	2026-06-08 23:28:54 +02:00
eeeck	e24f57e77f	Move CAN prototypes to relative include file	2026-06-08 23:19:27 +02:00
eeeck	13de1b6c47	Initialize CAN related tasks for logging and signaling Initialize tasks for: - CAN log incoming frames - CAN blink on CANrx	2026-06-08 23:18:00 +02:00
eeeck	f9c94efca5	Update drivers and middleware - Generated from STM32CubeMX	2026-06-08 22:49:16 +02:00
eeeck	3c6e44821c	Add extern declaration for CAN handles	2026-06-03 23:59:21 +02:00