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/*
*
* mur.sat
*
* Somewhen in the year 2012, 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) 2012 Bernhard Tittelbach <xro@realraum.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 <util/delay.h>
//#include <avr/stdio.h>
#include "led.h"
#include "util.h"
#include "hhd70.h"
#include "c1101lib.h"
#include "usb_rawhid.h"
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
uint8_t read_buffer[64]; // buffer for reading usb signals
uint8_t write_buffer[64]; // buffer for writing usb signals
//TODOs:
//* make adc work ?
// * remove code duplications
// * speed up and simplify code
// * make as much use of sleep modes as possible
// * use adc noise canceler (i.e. automatic sampling during cpu sleep)
// * read atmega temp
// * safely save state in eeprom (2 memory regions, only use the one with the "written successfully bit" which is written last)
// * what if c1101 resets spuriously and clears it's settings ? -> check peridically ?
int main(void)
{
CPU_PRESCALE(0);
led_init();
hhd70_init();
usb_init();
DDRB &= ~(1<<DDB5); // set PB5/ADC12 to INPUT (c1101 temp sensor)
while (!usb_configured()) /* wait */ ;
usb_rawhid_send((uint8_t*)"hhd70dongle ready",17);
_delay_ms(500);
c1101_init();
hhd70_palna_rxmode();
for(;;)
{
c1101_spi_strobe_command(SPIC1101_ADDR_SRX); // enter RX - Mode
_delay_ms(1000);
usb_rawhid_recv(read_buffer,20);
if (read_buffer[0] == 'r')
reset();
if (hhd70_rx_data_available() == 1)
{
led_on();
usb_rawhid_send((uint8_t*)"RX: GDO2 pin HIGH",100);
usb_rawhid_send((uint8_t*)"c1101 rx bytes:",255);
debug_sprint_int16hex(write_buffer, c1101_spi_read_register(SPIC1101_ADDR_RXBYTES));
usb_rawhid_send(write_buffer,255);
c1101_recieveData();
led_off();
}
usb_rawhid_send((uint8_t*)"c1101 rssi:",255);
debug_sprint_int16hex(write_buffer, c1101_spi_read_register(SPIC1101_ADDR_RSSI));
usb_rawhid_send(write_buffer,255);
usb_rawhid_send((uint8_t*)"c1101 tx bytes:",255);
debug_sprint_int16hex(write_buffer, c1101_spi_read_register(SPIC1101_ADDR_TXBYTES));
usb_rawhid_send(write_buffer,255);
usb_rawhid_send((uint8_t*)"c1101 rx bytes:",255);
debug_sprint_int16hex(write_buffer, c1101_spi_read_register(SPIC1101_ADDR_RXBYTES));
usb_rawhid_send(write_buffer,255);
c1101_spi_dump_registers_to_usb();
write_buffer[0]='T';
write_buffer[1]='e';
write_buffer[2]='m';
write_buffer[3]='p';
write_buffer[4]='s';
write_buffer[5]=':';
adc_on();
_delay_ms(250);
usb_rawhid_send((uint8_t*)"temp c1101:",255);
debug_sprint_int16hex(write_buffer+6, c1101_measureTemp());
usb_rawhid_send(write_buffer+6,255);
_delay_ms(250);
usb_rawhid_send((uint8_t*)"temp atmega:",255);
debug_sprint_int16hex(write_buffer+10, adc_read(ADCMUX_ADC12));
usb_rawhid_send(write_buffer+10,255);
adc_off();
_delay_ms(250);
led_on();
usb_rawhid_send((uint8_t*)"TX Data: String",255);
c1101_transmitData("OE6EOF test mur.sat GFSK r:9k6 fdev:3mhz 1234567890123456789012345678901234567890 End of Test",93);
led_off();
_delay_ms(100);
led_on();
usb_rawhid_send((uint8_t*)"TX Data: Temps",255);
c1101_transmitData((char*) write_buffer,14);
led_off();
}
}
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