linuxcnc-fenja/buttonrow.comp at master · ElAndree/linuxcnc-fenja · GitHub

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component buttonrow "Button Mux";
pin io bit io_auto;
pin io bit io_on;
pin io bit io_off;

pin out bit led_auto;
pin out bit led_on;
pin out bit led_off;

pin in bit val_auto;
pin out bit out;

pin in bit disable;

param rw unsigned state = 0;

function _ nofp;
license "GPL"; // indicates GPL v2 or later
;;
int tmp = 0;

if (disable) {
	out=0;
} else {
	if (io_auto==1) state=0;
	if (io_off==1) state=1;
	if (io_on==1) state=2;

	switch (state) {
		// Auto
		 case 0: 	led_auto = 1;
				led_off = 0;
				led_on=0;
				out=val_auto;
				break;
		// Aus
		 case 1: 	led_auto = 0;
				led_off = 1;
				led_on=0;
				out=0;
				break;
		// Ein
		 case 2: 	led_auto = 0;
				led_off = 0;
				led_on=1;
				out=1;
				break;
		}
}

io_auto=0;
io_on=0;
io_off=0;