wernermisc/labsw/fw/labsw.c

/*
 * labsw.c - Lab Switch initialization and main loop
 *
 * Written 2011 by Werner Almesberger
 * Copyright 2011 Werner Almesberger
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */


#include <stdint.h>

#include "regs.h"
#include "usb.h"

#include "config.h"
#include "io.h"


static void init_io(void)
{
	P0SKIP = 0xff;
	P1SKIP = 0xff;
	P2SKIP = 0xff;

	LED_MAIN_R_MODE |= 1 << LED_MAIN_R_BIT;
	LED_MAIN_G_MODE |= 1 << LED_MAIN_G_BIT;
	LED_CH1_R_MODE |= 1 << LED_CH1_R_BIT;
	LED_CH1_G_MODE |= 1 << LED_CH1_G_BIT;
	LED_CH2_R_MODE |= 1 << LED_CH2_R_BIT;
	LED_CH2_G_MODE |= 1 << LED_CH2_G_BIT;
	CH1_RELAY = 0;
	CH2_RELAY = 0;
	CH1_RELAY_MODE |= 1 << CH1_RELAY_BIT;
	CH2_RELAY_MODE |= 1 << CH2_RELAY_BIT;

	/* @@@ we need this while using the boot loader of cntr */
	CH1_OPT_MODE &= ~(1 << CH1_OPT_BIT);
	CH2_OPT_MODE &= ~(1 << CH2_OPT_BIT);
}


void main(void)
{
	init_io();

	usb_init();
//	ep0_init();

	while (1) {
		if (!BUT_MAIN) {
			LED_MAIN_R = 1;
			LED_MAIN_G = 0;
		} else {
			LED_MAIN_R = 0;
			LED_MAIN_G = 1;
		}
		if (!BUT_CH1) {
			LED_CH1_R = 1;
			LED_CH1_G = 0;
			CH1_RELAY = 1;
			CH1_OPT = 0;
		} else {
			LED_CH1_R = 0;
			LED_CH1_G = 1;
			CH1_RELAY = 0;
			CH1_OPT = 1;
		}
		if (!BUT_CH2) {
			LED_CH2_R = 1;
			LED_CH2_G = 0;
			CH2_RELAY = 1;
			CH2_OPT = 0;
		} else {
			LED_CH2_R = 0;
			LED_CH2_G = 1;
			CH2_RELAY = 0;
			CH2_OPT = 1;
		}
		usb_poll();
	}
}