diff --git a/README.md b/README.md index dc2c25b..989d2cb 100644 --- a/README.md +++ b/README.md @@ -10,6 +10,7 @@ Most of the gates also have a 16-bit version and eventually a n-way version (som Ex: a 4-way mux gate: ''' + module mux4way(out, i0, i1, i2, i3, sel0, sel1); input i0, i1, i2, i3; input [3:0]sel; @@ -30,6 +31,7 @@ module mux4way(out, i0, i1, i2, i3, sel0, sel1); or4way(out, tmp0, tmp1, tmp2, tmp3); endmodule + ''' #### Predefined gates (path: /gates/predefined) @@ -61,6 +63,7 @@ The ALU is written is Systemverilog (such as the CPU and other complex component x|y The 6-bit opcode gets divided in single bits and refered to as: + za na zb @@ -86,9 +89,11 @@ And the 2-bit sign flag is: ## Usage #### Verilog/Systemverilog logic gates To run any Verilog (.v) or Systemverilog (.sv) file, use *iverilog* (available for Windows, Linux and MacOS) using the command: + >> iverilog filename.v To visually see the functioning of a gate and it's testbench you need to use *gtkwave* and have a .vcd file of the gate (plus eventually the testbench, in the same file): + >> gtkwave filename.vcd ## Resources