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/*
*
* mur.sat
*
* Somewhen in the year 20xx, mur.at will have a nano satellite launched
* into a low earth orbit (310 km above the surface of our planet). The
* satellite itself is a TubeSat personal satellite kit, developed and
* launched by interorbital systems. mur.sat is a joint venture of mur.at,
* ESC im Labor and realraum.
*
* Please visit the project hompage at sat.mur.at for further information.
*
*
* Copyright (C) 2013-2015 Christian Pointner <equinox@mur.at>
*
* This file is part of mur.sat.
*
* mur.sat 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.
*
* mur.sat 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 mur.sat. 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 "led.h"
#include "util.h"
#include "usbio.h"
#include "hhd70.h"
#include "cc1101.h"
#include "cc1101_defines.h"
#define DEFAULT_FREQ 437525
static void reset_hhd70(void)
{
printf("soft resetting HHD70.\r\n");
cc1101_soft_reset();
}
static void reinit_hhd70(void)
{
printf("initializing HHD70.\r\n");
cc1101_reg_init();
}
static void print_status(void)
{
printf("HHD70 status:\r\n");
printf(" to be implemented...\r\n");
}
static void handle_cmd(uint8_t cmd)
{
switch(cmd) {
case '0': led_off(); printf("led OFF\r\n"); break;
case '1': led_on(); printf("led ON\r\n"); break;
case 't': led_toggle(); printf("led TOGGLE\r\n"); break;
case '!': cc1101_soft_reset(); reset2bootloader(); break;
case 'r': reset_hhd70(); break;
case 'i': reinit_hhd70(); break;
case 'P': cc1101_powerdown(); print_status(); break;
case 'D': cc1101_dump_register(); break;
default: printf("unknown command\r\n"); return;
}
}
int main(void)
{
MCUSR &= ~(1 << WDRF);
wdt_disable();
cpu_init();
led_init();
usbio_init();
hhd70_init();
sei();
for(;;) {
int16_t BytesReceived = usbio_bytes_received();
while(BytesReceived > 0) {
int ReceivedByte = fgetc(stdin);
if(ReceivedByte != EOF) {
handle_cmd(ReceivedByte);
}
BytesReceived--;
}
usbio_task();
}
}
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