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/*
* spreadspace avr utils
*
*
* Copyright (C) 2013-2016 Christian Pointner <equinox@spreadspace.org>
*
* This file is part of spreadspace avr utils.
*
* spreadspace avr utils 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 3 of the License, or
* any later version.
*
* spreadspace avr utils is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
*/
#include <avr/io.h>
#include <avr/wdt.h>
#include <avr/interrupt.h>
#include <avr/power.h>
#include <stdio.h>
#include "util.h"
#include "serialio.h"
#include "Arduino.h"
#define LED_PIN 12
void handle_cmd(uint8_t cmd)
{
switch(cmd) {
case '0': digitalWrite(LED_PIN, LOW); break;
case '1': digitalWrite(LED_PIN, HIGH); break;
case '!': reset2bootloader(); break;
default: printf("error\r\n"); return;
}
printf("ok\r\n");
}
int main(void)
{
MCUSR &= ~(1 << WDRF);
wdt_disable();
cpu_init();
serialio_init(57600, 0);
arduino_init();
sei();
pinMode(LED_PIN, OUTPUT);
for(;;) {
int16_t BytesReceived = serialio_bytes_received();
while(BytesReceived > 0) {
int ReceivedByte = fgetc(stdin);
if(ReceivedByte != EOF) {
handle_cmd(ReceivedByte);
}
BytesReceived--;
}
serialio_task();
}
}
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