微處理器 - Lattice LCMXO2-1200HC-4SG32C - VHDL - Button


top.vhd 

library ieee;
use ieee.std_logic_1164.all;
      
entity main is
    port(
        btn : in std_logic;
        led : out std_logic
    );
end main;
      
architecture logic of main is
begin
    process(btn) is
    begin
        led <= btn;
    end process;
end logic;

top.lpf 

LOCATE COMP "led" SITE "27";
LOCATE COMP "btn" SITE "21";

Makefile 

all:
	yosys -m ghdl -p "ghdl top.vhd -e main; synth_lattice -family xo2 -json top.json"
	nextpnr-machxo2 --device LCMXO2-1200HC-4SG32C --lpf top.lpf --json top.json --textcfg top.txt
	ecppack --compress --jed-note "DESIGN NAME: top.ncd" --jed-note "DEVICE NAME: LCMXO2-1200HC-4QFN32" top.txt top.bit --jed top.jed

clean:
	rm -rf top.txt top.bit top.json top.jed

編譯 

$ make

插入開發板到PC後，會新增一個隨身碟，只要將top.jed複製到該隨身碟即可完成燒錄