mirror of
git://projects.qi-hardware.com/wernermisc.git
synced 2024-12-19 01:43:07 +02:00
153 lines
2.7 KiB
C
153 lines
2.7 KiB
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"
|
|
#include "labsw/ep0.h"
|
|
|
|
|
|
int local = 1;
|
|
|
|
|
|
#define DEBOUNCE_CYCLES 10
|
|
|
|
|
|
#define IS_ON(ch) (CH##ch##_RELAY || !CH##ch##_OPT)
|
|
|
|
#define LED_R_COLOR_R 1
|
|
#define LED_R_COLOR_G 0
|
|
#define LED_R_COLOR_OFF 0
|
|
#define LED_G_COLOR_R 0
|
|
#define LED_G_COLOR_G 1
|
|
#define LED_G_COLOR_OFF 0
|
|
|
|
#define LED(ch, color) \
|
|
do { \
|
|
LED_##ch##_R = LED_R_COLOR_##color; \
|
|
LED_##ch##_G = LED_G_COLOR_##color; \
|
|
} while (0)
|
|
|
|
#define TURN(ch, on) \
|
|
do { \
|
|
CH##ch##_RELAY = on; \
|
|
CH##ch##_OPT = !on; \
|
|
if (on) \
|
|
LED(CH##ch, R); \
|
|
else \
|
|
LED(CH##ch, G); \
|
|
} while (0)
|
|
|
|
|
|
static void init_io(void)
|
|
{
|
|
P0SKIP = 0xff;
|
|
P1SKIP = 0xff;
|
|
P2SKIP = 0xff;
|
|
|
|
/* @@@ we need this while using the boot loader of cntr */
|
|
P0MDOUT = 0;
|
|
P1MDOUT = 0;
|
|
P2MDOUT = 0;
|
|
|
|
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;
|
|
}
|
|
|
|
|
|
void main(void)
|
|
{
|
|
int debounce_main = 0, last_main = 0, but_main = 0;
|
|
int debounce_ch1 = 0, last_ch1 = 0, but_ch1 = 0;
|
|
int debounce_ch2 = 0, last_ch2 = 0, but_ch2 = 0;
|
|
init_io();
|
|
|
|
usb_init();
|
|
ep0_init();
|
|
|
|
LED(MAIN, G);
|
|
TURN(1, 0);
|
|
TURN(2, 0);
|
|
|
|
while (1) {
|
|
if (debounce_main)
|
|
debounce_main--;
|
|
else {
|
|
last_main = but_main;
|
|
but_main = !BUT_MAIN;
|
|
if (last_main != but_main)
|
|
debounce_main = DEBOUNCE_CYCLES;
|
|
}
|
|
|
|
if (debounce_ch1)
|
|
debounce_ch1--;
|
|
else {
|
|
last_ch1 = but_ch1;
|
|
but_ch1 = !BUT_CH1;
|
|
if (last_ch1 != but_ch1)
|
|
debounce_ch1 = DEBOUNCE_CYCLES;
|
|
}
|
|
|
|
if (debounce_ch2)
|
|
debounce_ch2--;
|
|
else {
|
|
last_ch2 = but_ch2;
|
|
but_ch2 = !BUT_CH2;
|
|
if (last_ch2 != but_ch2)
|
|
debounce_ch2 = DEBOUNCE_CYCLES;
|
|
}
|
|
|
|
if (but_main && !last_main) {
|
|
if (local) {
|
|
TURN(1, 0);
|
|
TURN(2, 0);
|
|
}
|
|
local = 1;
|
|
}
|
|
|
|
if (local) {
|
|
LED(MAIN, G);
|
|
if (IS_ON(1))
|
|
TURN(1, 1);
|
|
else
|
|
TURN(1, 0);
|
|
if (IS_ON(2))
|
|
TURN(2, 1);
|
|
else
|
|
TURN(2, 0);
|
|
}
|
|
|
|
if (local) {
|
|
if (but_ch1 && !last_ch1)
|
|
TURN(1, !IS_ON(1));
|
|
if (but_ch2 && !last_ch2)
|
|
TURN(2, !IS_ON(2));
|
|
}
|
|
|
|
usb_poll();
|
|
}
|
|
}
|