85 lines
2.4 KiB
C++
85 lines
2.4 KiB
C++
#include "settings.h"
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#include <Arduino.h>
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#ifdef ENABLE_MEMORY_DIAGNOSTICS
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// #include <MemoryFree.h>
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#define DISPLAY_FREE_MEMORY() Serial.println(freeMemory(), DEC);
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#else
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#define DISPLAY_FREE_MEMORY() // noop
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#endif
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#include "random.h"
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// BAD PRACTICE: For some extremely strange reason, the Arduino IDE doesn't pick up random.cpp like it does our other source files - so we've got to explicitly include it here. If we had control over the build process (which we don't), we've use a Makefile here that handled this better.
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#include "random.cpp"
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#include "gps.h"
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#include "peripheral.h"
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#include "storage.h"
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#include "power.h"
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#include "transmission.h"
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void setup() {
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Serial.begin(BAUD_PC);
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Serial.println(F("[main] Starting"));
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random_begin();
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power_init();
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DISPLAY_FREE_MEMORY();
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GPSLocation gps_data = gps_fetch();
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DISPLAY_FREE_MEMORY();
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// Serial.print(F("[main] Location ")); Serial.print(gps_data.lat); Serial.print(F(", ")); Serial.println(gps_data.lng);
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uint32_t id = random_get();
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// Serial.print(F("[main] Id "));
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// Serial.println(id);
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// Activate microSD card breakout board on the SPI bus
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peripheral_register(PIN_SPI_CS_RFM95);
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peripheral_register(PIN_SPI_CS_SD);
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peripheral_unsilence(PIN_SPI_CS_SD);
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DISPLAY_FREE_MEMORY();
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store_reading(id, gps_data);
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DISPLAY_FREE_MEMORY();
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#ifdef SD_DEBUG_ENABLED
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store_debug(gps_data.time, 19 - 1); // Don't print the null byte
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DISPLAY_FREE_MEMORY();
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#endif
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// ------------------------------------------------------------------------
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// Activate the RFM95
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peripheral_switch(PIN_SPI_CS_SD, PIN_SPI_CS_RFM95);
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const uint8_t message_size = sizeof(uint32_t) + sizeof(float)*2;
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uint8_t message[message_size];
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const uint8_t* bytes_id = reinterpret_cast<uint8_t const *>(&id);
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const uint8_t* bytes_lat = reinterpret_cast<uint8_t const *>(&(gps_data.lat));
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const uint8_t* bytes_lng = reinterpret_cast<uint8_t const *>(&(gps_data.lng));
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// for(int i = 0; i < sizeof(uint32_t); i++) {
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// }
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// The size of a float == the size of a uint32_t
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for(int i = 0; i < sizeof(float); i++) {
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message[i] = bytes_id[i];
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message[sizeof(uint32_t) + i] = bytes_lat[i];
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message[sizeof(uint32_t) + sizeof(float) + i] = bytes_lng[i];
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}
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#ifdef ENABLE_RADIO
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// Serial.println(F("[main] Transmitting"));
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transmit_init();
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transmit_send(message, message_size);
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#endif
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power_off(); // Doesn't return
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}
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void loop() {
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}
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