eeeck/il-clock
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Remove or comment out unnecessary code

Browse Source
This commit is contained in:
Erick
2025-12-31 22:12:51 +01:00
parent a4ac267138
commit 5d15088588
1 changed files with 17 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/clockinator.S
+17 -21
View File
@@ -8,13 +8,18 @@
#define __SFR_OFFSET 0
#include <avr/io.h>
#include "timer.inc"
#include "led.inc"
;#include "bpm.inc"
;#include "midi.inc"
.global main
; note for the future
; isr_button interrupt use
; INT0 on the GIMSK, with the button on PB2
; this enable a more precise/fast interrupt
; useful for the tap tempo stuff
isr_stop_blink:
rcall stop_blink ; Turn off PB0 when TCNT0=OCF0A
@@ -23,9 +28,9 @@ isr_stop_blink:
main:
; To compile on AtTiny25/45 comment out the SPH part
; SPH is needed only on AtTiny85 which has >256b of SRAM
ldi r16, lo8(RAMEND)
ldi r16, lo8(RAMEND)
out SPL, r0 ; Setup stack pointer LOW
ldi r16, hi8(RAMEND)
ldi r16, hi8(RAMEND)
out SPH, r0 ; Setup stack pointer HIGH
sei ; Global interrupt flag
@@ -33,24 +38,18 @@ main:
;cbi DDRB, PB1 ; Set EC11 clockwise on PB5 as input
;cbi DDRB, PB2 ; Set EC11 counter-clockwise on PB3 as input
;cbi DDRB, PB5 ; Set EC11 button (555 square wave) on PB4 as input
ldi r26, 60 ; Default BPM //TODO: save to eeprom not register, on runtime also ldi on r24 register
sbi DDRB, PB0 ; Set led on PB0 as output
;ldi r26, 60 ; Default BPM //TODO: save to eeprom not register, on runtime also ldi on r24 register
rcall timer0_set
rcall timer1_set
;rcall timer1_set
; interrupts:
; button (tap tempo loop) tap_tempo:
; encoder (increase/decrease tempo by one) incr_temp: , decr_temp:
; timer 1
;
; otherwise start from default bpm 60 (r26)
; loop: calculate tempo (high priority!) and save, led blinking, segment led writing
loop:
ldi r24, 30 ; Load current BPM to register //NOTE: hardcoded temporary
;ldi r24, 30 ; Load current BPM to register //NOTE: hardcoded temporary
; TODO: compare two registers (current bpm and previous bpm)
rcall tempo_calc ; CHANGE: if BPM changed then rcall BPM calculation function else skip because ticks tempo is the value already in [OCR1C]
;rcall tempo_calc ; CHANGE: if BPM changed then rcall BPM calculation function else skip because ticks tempo is the value already in [OCR1C]
; if this BPM != previous BPM then load this to another register (will be used as the 'previous register')
; final result stored in OCR1C as ticks
@@ -59,13 +58,6 @@ loop:
;rcall midi_send ; Send MIDI ping
//FIXME: do this with interrupts. its much more efficient
// remove the polling shit and move stop_blink or an ISR
// check if need to change internal logic on led.inc
; if midi clock then also do: rcall start_blink
in r16, TIFR0 ; Read Interrupt Flag Register
sbrs r16, OCF0A ; If timer status OCF0A=1 skip jump
rcall stop_blink
; if midi clock then after do:
rcall start_blink
@@ -73,4 +65,8 @@ loop:
;rcall segment_led ; Output current BPM to 3-digit 7-segment LED [r24]
; sleep when BPM is stabilized (whenever BPM calculation are not being done) and outside of midi send
; to do this explore MCUCR register, it can do a lot of stuff
rjmp loop ; Loopback