kopia lustrzana https://github.com/mikaelnousiainen/RS41ng
540 wiersze
15 KiB
Plaintext
540 wiersze
15 KiB
Plaintext
// STM32F100 and SI4032 RTTY transmitter
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// released under GPL v.2 by anonymous developer
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// enjoy and have a nice day
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// ver 1.5a
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#include <stm32f10x_gpio.h>
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#include <stm32f10x_usart.h>
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#include "f_rtty.h"
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#include "config.h"
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#include "locator.h"
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#define GREEN GPIO_Pin_7
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#define RED GPIO_Pin_8
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/*
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int main(void) {
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system_init();
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delay_init();
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init_timer(1000);
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printf("I2C Init\n");
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i2c_init();
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si5351_test();
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}
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*/
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/*
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int main_bmp280(void)
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{
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//initialise_monitor_handles();
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system_init();
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delay_init();
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//printf("I2C Init\n");
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i2c_init();
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bmp280 bmp280_dev;
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bmp280_dev.port = &DEFAULT_I2C_PORT;
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bmp280_dev.addr = BMP280_I2C_ADDRESS_1;
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bmp280_params_t bmp280_params = {
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.mode = BMP280_MODE_NORMAL,
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.filter = BMP280_FILTER_16,
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.oversampling_pressure = BMP280_ULTRA_HIGH_RES,
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.oversampling_temperature = BMP280_ULTRA_HIGH_RES,
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.oversampling_humidity = BMP280_ULTRA_HIGH_RES,
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.standby = BMP280_STANDBY_250,
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};
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//printf("BMP280 Init\n");
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char *test = "gg11";
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//printf("test1: %s\n", test);
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int test2 = 1234;
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//printf("test2: %d\n", test2);
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bool bmp280_init_success = bmp280_init(&bmp280_dev, &bmp280_params);
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if (bmp280_init_success) {
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//printf("BMP280 Init success\n");
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} else {
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//printf("BMP280 Init failure\n");
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}
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int32_t temperature;
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uint32_t pressure, humidity;
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while (true) {
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GPIO_ResetBits(GPIOB, RED);
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//printf("Measuring...\n");
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bmp280_read_fixed(&bmp280_dev, &temperature, &pressure, &humidity);
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//printf("----\n");
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//printf("Temp: %d\n", temperature);
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//printf("Pressure: %d\n", pressure);
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//printf("Humidity: %d\n", humidity);
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_delay_ms(1000);
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GPIO_SetBits(GPIOB, RED);
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_delay_ms(1000);
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}
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}
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*/
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/*
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const unsigned char test = 0; // 0 - normal, 1 - short frame only cunter, height, flag
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char callsign[15] = {RTTY_CALLSIGN};
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char rtty_comment[25] = {RTTY_COMMENT};
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unsigned int send_cun; //frame counter
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char status[2] = {'N'};
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//GPSEntry gpsData;
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int8_t si4032_temperature;
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uint16_t voltage;
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volatile int adc_bottom = 2000;
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unsigned int led_timeout = 600 * RTTY_SPEED; // Approx. 10 minutes
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volatile uint8_t led_enabled = 1; // Flag to disable LEDs after a timeout
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volatile char flaga = 0;
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uint16_t CRC_rtty = 0x12ab; //checksum
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char buffer[200];
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char locator[13];
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volatile unsigned char pun = 0;
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volatile unsigned int cun = 10;
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volatile unsigned char tx_on = 0;
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volatile unsigned int tx_on_delay;
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volatile unsigned char tx_enable = 0;
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rttyStates send_rtty_status = rttyZero;
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volatile char *rtty_buf;
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volatile uint16_t button_pressed = 0;
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volatile uint8_t disable_armed = 0;
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void collect_telemetry_data(void);
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void send_rtty_packet(void);
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uint16_t gps_CRC16_checksum(char *string);
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void send_aprs_packet(void);
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void send_morse_message(void);
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*/
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/**
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* GPS data processing
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*/
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/*
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void USART1_IRQHandler(void)
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{
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if (USART_GetITStatus(USART1, USART_IT_RXNE) != RESET) {
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//ubxg6010_handle_incoming_byte((uint8_t) USART_ReceiveData(USART1));
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} else if (USART_GetITStatus(USART1, USART_IT_ORE) != RESET) {
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USART_ReceiveData(USART1);
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} else {
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USART_ReceiveData(USART1);
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}
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}
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volatile int ready = 0;
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volatile int gen = 1;
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volatile int counter = 0;
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volatile int tone = 0;
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volatile uint16_t freq = 100;
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volatile int ledstate = 0;
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*/
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/*
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void TIM2_IRQHandler(void)
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{
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if (TIM_GetITStatus(TIM2, TIM_IT_Update) != RESET) {
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TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
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if (ready) {
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if (gen) {
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GPIO_ResetBits(GPIOB, radioSDIpin); // Low will TX at carrier + deviation
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} else {
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GPIO_SetBits(GPIOB, radioSDIpin); // High will TX at carrier - deviation
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}
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gen = !gen;
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uint16_t speed = (tone + 1) * 600 * 2;
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counter = (counter + 1) % speed;
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if (counter == 0) {
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tone = (tone + 1) % 4;
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init_timer(speed);
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}
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}
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if (counter == 0) {
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freq += 100;
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//mod_timer_set_freq(freq);
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//radio_set_tx_frequency(434.250 + ((float) freq) / 1000000);
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if (freq >= 5000) {
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freq = 100;
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}
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if (ledstate) {
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GPIO_SetBits(GPIOB, GREEN);
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} else {
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GPIO_ResetBits(GPIOB, GREEN);
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}
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ledstate = !ledstate;
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}
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counter = (counter + 1) % 1000;
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*/
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/* if (aprs_is_active()){
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aprs_timer_handler();
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} else {
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if (ALLOW_DISABLE_BY_BUTTON){
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if (ADCVal[1] > adc_bottom){
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button_pressed++;
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if (button_pressed > (RTTY_SPEED / 3)){
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disable_armed = 1;
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GPIO_SetBits(GPIOB, RED);
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GPIO_SetBits(GPIOB, GREEN);
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}
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} else {
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if (disable_armed){
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GPIO_SetBits(GPIOA, GPIO_Pin_12);
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}
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button_pressed = 0;
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}
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if (button_pressed == 0) {
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adc_bottom = ADCVal[1] * 1.1; // dynamical reference for power down level
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}
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}
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if (tx_on) {
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send_rtty_status = send_rtty((char *) rtty_buf);
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if (!disable_armed){
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if (send_rtty_status == rttyEnd) {
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if (led_enabled) GPIO_SetBits(GPIOB, RED);
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if (*(++rtty_buf) == 0) {
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tx_on = 0;
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tx_on_delay = TX_DELAY / (1000/RTTY_SPEED);
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tx_enable = 0;
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radio_disable_tx();
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}
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} else if (send_rtty_status == rttyOne) {
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radio_rw_register(0x73, RTTY_DEVIATION, 1);
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if (led_enabled) GPIO_SetBits(GPIOB, RED);
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} else if (send_rtty_status == rttyZero) {
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radio_rw_register(0x73, 0x00, 1);
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if (led_enabled) GPIO_ResetBits(GPIOB, RED);
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}
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}
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}
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if (!tx_on && --tx_on_delay == 0) {
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tx_enable = 1;
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tx_on_delay--;
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}
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if (--cun == 0) {
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if (pun) {
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if (led_enabled) GPIO_ResetBits(GPIOB, GREEN);
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pun = 0;
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} else {
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if (flaga & 0x80) {
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if (led_enabled) GPIO_SetBits(GPIOB, GREEN);
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}
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pun = 1;
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}
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cun = 200;
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}
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}
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if (!LED_ENABLED && led_enabled && !--led_timeout) led_enabled = 0;
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}
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}
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*/
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/*
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void TIM1_BRK_TIM15_IRQHandler(void)
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{
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if (TIM_GetITStatus(TIM15, TIM_IT_CC2) != RESET) {
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TIM_ClearITPendingBit(TIM15, TIM_IT_CC2);
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if (ledstate) {
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GPIO_SetBits(GPIOB, GREEN);
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} else {
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GPIO_ResetBits(GPIOB, GREEN);
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}
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ledstate = !ledstate;
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}
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}
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*/
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/*
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int old_main(void)
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{
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// initialise_monitor_handles();
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#ifdef DEBUG
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debug();
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#endif
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system_init();
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init_port();
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init_timer(1000);
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delay_init();
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ubxg6010_init();
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if (led_enabled) GPIO_SetBits(GPIOB, RED);
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// USART_SendData(USART3, 0xc);
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printf("main!\n");
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deinit_usart_debug();
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i2c_init();
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radio_soft_reset();
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// setting RTTY TX frequency
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//radio_set_tx_frequency(434.250);
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// setting TX power
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radio_rw_register(0x6D, 00 | (TX_POWER & 0x0007), 1);
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// initial RTTY modulation
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radio_rw_register(0x71, 0x00, 1);
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// Temperature Value Offset
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radio_rw_register(0x13, 0xF0, 1);
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// Temperature Sensor Calibration
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radio_rw_register(0x12, 0x00, 1);
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// ADC configuration
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radio_rw_register(0x0f, 0x80, 1);
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rtty_buf = buffer;
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tx_on = 0;
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tx_enable = 1;
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uint8_t rtty_before_aprs_left = RTTY_TO_APRS_RATIO;
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uint8_t morse_countdown = RTTY_TO_MORSE_RATIO;
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radio_set_tx_frequency(434.250);
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//_delay_ms(2);
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//_delay_ms(2);
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// The frequency deviation can be calculated: Fd = 625 Hz x fd[8:0].
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// Zero disables deviation between 0/1 bits
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radio_rw_register(0x72, 1, 1);
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// The frequency offset can be calculated as Offset = 156.25 Hz x (hbsel + 1) x fo[7:0]. fo[9:0] is a twos complement value. fo[9] is the sign bit.
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// For 70cm band hbsel is 1, so offset step is 312.5 Hz
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radio_rw_register(0x73, 0, 1);
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radio_rw_register(0x74, 0, 1);
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// Direct Async Mode with OOK modulation
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//radio_rw_register(0x71, 0b00010001, 1);
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// Direct Async Mode with FSK modulation
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radio_rw_register(0x71, 0b00010010, 1);
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//radio_enable_tx();
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spi_deinit();
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// USART interrupts interfere with direct mode transmission
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USART_Cmd(USART1, DISABLE);
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uint16_t mark = 1000000 / 1200 / 2;
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uint16_t space = 1000000 / 2200 / 2;
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uint16_t iter = 0;
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//GPIO_SetBits(GPIOC, radioNSELpin);
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//init_mod_timer(freq);
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// ready = 1;
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// FSK example
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while (1) {
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// NVIC_SystemLPConfig(NVIC_LP_SEVONPEND, DISABLE);
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//__WFI();
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GPIO_SetBits(GPIOB, RED);
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_delay_ms(500);
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GPIO_ResetBits(GPIOB, RED);
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_delay_ms(500);
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//printf("freq: %d\n", freq);
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}
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// FSK example with frequency offset
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while (1) {
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for (int i = 0; i < 1000; i++) {
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spi_init();
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radio_rw_register(0x73, 0, 1);
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spi_deinit();
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GPIO_SetBits(GPIOB, RED);
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GPIO_SetBits(GPIOB, radioSDIpin); // High will TX at carrier - deviation
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_delay_ms(500);
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GPIO_ResetBits(GPIOB, RED);
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GPIO_ResetBits(GPIOB, radioSDIpin); // Low will TX at carrier + deviation
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_delay_ms(500);
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spi_init();
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radio_rw_register(0x73, 1, 1);
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spi_deinit();
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GPIO_SetBits(GPIOB, RED);
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GPIO_SetBits(GPIOB, radioSDIpin); // High will TX at carrier - deviation
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_delay_ms(500);
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GPIO_ResetBits(GPIOB, RED);
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GPIO_ResetBits(GPIOB, radioSDIpin); // High will TX at carrier + deviation
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_delay_ms(500);
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}
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for (int i = 0; i < 1000; i++) {
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//GPIO_SetBits(GPIOB, RED);
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GPIO_SetBits(GPIOB, radioSDIpin);
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_delay_us(250, 0);
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//GPIO_ResetBits(GPIOB, RED);
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GPIO_ResetBits(GPIOB, radioSDIpin);
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_delay_us(250, 0);
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}
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}
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// OOK example
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while (1) {
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GPIO_SetBits(GPIOB, RED);
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GPIO_SetBits(GPIOB, radioSDIpin);
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_delay_ms(500);
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GPIO_ResetBits(GPIOB, RED);
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GPIO_ResetBits(GPIOB, radioSDIpin); // OOK carrier TX is on when SDI is low
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_delay_ms(500);
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}
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/* if (tx_on == 0 && tx_enable) {
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if (rtty_before_aprs_left){
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if (SEND_MORSE && !--morse_countdown) {
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send_morse_message();
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morse_countdown = RTTY_TO_MORSE_RATIO;
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}
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if (SEND_RTTY) send_rtty_packet();
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else _delay_ms(TX_DELAY);
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rtty_before_aprs_left--;
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} else {
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rtty_before_aprs_left = RTTY_TO_APRS_RATIO;
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if (SEND_APRS) send_aprs_packet();
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}
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} else {
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NVIC_SystemLPConfig(NVIC_LP_SEVONPEND, DISABLE);
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__WFI();
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}
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}
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}
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*/
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/*
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void collect_telemetry_data(void)
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{
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si4032_temperature = radio_read_temperature();
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voltage = ADCVal[0] * 600 / 4096;
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ublox_get_last_data(&gpsData);
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if (gpsData.fix >= 3) flaga |= 0x80;
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else flaga &= ~0x80;
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if (RTTY_WWL || SEND_MORSE_WWL)
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longlat2locator(gpsData.lon_raw, gpsData.lat_raw, locator);
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}
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void send_rtty_packet(void)
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{
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start_bits = RTTY_PRE_START_BITS;
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collect_telemetry_data();
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uint8_t lat_d = (uint8_t) abs(gpsData.lat_raw / 10000000);
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uint32_t lat_fl = (uint32_t) abs(abs(gpsData.lat_raw) - lat_d * 10000000) / 1000;
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uint8_t lon_d = (uint8_t) abs(gpsData.lon_raw / 10000000);
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uint32_t lon_fl = (uint32_t) abs(abs(gpsData.lon_raw) - lon_d * 10000000) / 1000;
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int packetLength = sprintf(buffer, "$$$$%s,%d", callsign, send_cun);
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if (SEND_RTTY_TIME)
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packetLength += sprintf(buffer + packetLength, ",%02u:%02u:%02u", gpsData.hours, gpsData.minutes,
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gpsData.seconds);
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if (SEND_RTTY_LATLON)
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packetLength += sprintf(buffer + packetLength, ",%s%u.%04lu,%s%u.%04lu",
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gpsData.lat_raw < 0 ? "-" : "", lat_d, lat_fl,
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gpsData.lon_raw < 0 ? "-" : "", lon_d, lon_fl);
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if (SEND_RTTY_HEIGHT)
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packetLength += sprintf(buffer + packetLength, ",%ld", (gpsData.alt_raw / 1000));
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if (SEND_RTTY_SPEED)
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packetLength += sprintf(buffer + packetLength, ",%ld", gpsData.speed_raw);
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if (SEND_RTTY_MESSAGE)
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packetLength += sprintf(buffer + packetLength, ",%s", RTTY_WWL ? locator : rtty_comment);
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if (SEND_RTTY_TEMPERATURE)
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packetLength += sprintf(buffer + packetLength, ",%d", si4032_temperature);
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if (SEND_RTTY_VOLTAGE)
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packetLength += sprintf(buffer + packetLength, ",%d.%02d", voltage / 100, voltage - voltage / 100 * 100);
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if (SEND_RTTY_SATELLITES)
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packetLength += sprintf(buffer + packetLength, ",%d", gpsData.sats_raw);
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if (SEND_RTTY_GPSDATA)
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packetLength += sprintf(buffer + packetLength, ",%d,%d,%02x",
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gpsData.ok_packets,
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gpsData.bad_packets,
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flaga);
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CRC_rtty = gps_CRC16_checksum(buffer + 4);
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sprintf(buffer + packetLength, "*%04X\n", CRC_rtty & 0xffff);
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rtty_buf = buffer;
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radio_enable_tx();
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tx_on = 1;
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send_cun++;
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}
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uint16_t gps_CRC16_checksum(char *string)
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{
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uint16_t crc = 0xffff;
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char i;
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while (*(string) != 0) {
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crc = crc ^ (*(string++) << 8);
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for (i = 0; i < 8; i++) {
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if (crc & 0x8000)
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crc = (uint16_t) ((crc << 1) ^ 0x1021);
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else
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crc <<= 1;
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}
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}
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return crc;
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}
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void send_aprs_packet(void)
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{
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radio_enable_tx();
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collect_telemetry_data();
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USART_Cmd(USART1, DISABLE);
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aprs_send_position(gpsData, si4032_temperature, voltage);
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USART_Cmd(USART1, ENABLE);
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radio_disable_tx();
|
|
}
|
|
|
|
void send_morse_message(void)
|
|
{
|
|
tx_enable = 0;
|
|
collect_telemetry_data();
|
|
int messageLength = sprintf(buffer, "%s", MORSE_PREFIX);
|
|
if (SEND_MORSE_WWL)
|
|
messageLength += sprintf(buffer + messageLength, " IN %s", locator);
|
|
if (SEND_MORSE_HEIGHT)
|
|
messageLength += sprintf(buffer + messageLength, " ASL %ld", (gpsData.alt_raw / 1000));
|
|
if (SEND_MORSE_VOLTAGE)
|
|
messageLength += sprintf(buffer + messageLength, " BAT %d.%02d", voltage / 100, voltage - voltage / 100 * 100);
|
|
messageLength += sprintf(buffer + messageLength, "%s", MORSE_SUFFIX);
|
|
|
|
// Set CW offset
|
|
radio_rw_register(0x73, 1, 1);
|
|
|
|
sendMorse(buffer);
|
|
_delay_ms(2000);
|
|
tx_enable = 1;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
void assert_failed(uint8_t* file, uint32_t line)
|
|
{
|
|
while (1);
|
|
}
|
|
#endif
|
|
*/
|