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Build the raw byte message ahead of transmitting it

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Starbeamrainbowlabs 2019-06-28 13:34:30 +01:00
parent 34bee82abe
commit 04cc89ea50
1 changed files with 16 additions and 3 deletions
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19
iot/main/main.ino
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@ -49,10 +49,23 @@ void setup() {
// Activate the RFM95
peripheral_switch(PIN_SPI_CS_SD, PIN_SPI_CS_RFM95);
uint8_t message[] = "testing";
const uint8_t message_size = sizeof(uint32_t) + sizeof(float)*2;
uint8_t message[message_size];
// transmit_init();
// transmit_send(message, 7);
const uint8_t* bytes_id = reinterpret_cast<uint8_t const *>(&id);
const uint8_t* bytes_lat = reinterpret_cast<uint8_t const *>(&(gps_data.lat));
const uint8_t* bytes_lng = reinterpret_cast<uint8_t const *>(&(gps_data.lat));
for(int i = 0; i < sizeof(uint32_t); i++) {
message[i] = bytes_id[i];
}
for(int i = 0; i < sizeof(float); i++) {
message[sizeof(uint32_t) + i] = bytes_lat[i];
message[sizeof(uint32_t) + sizeof(float) + i] = bytes_lng[i];
}
transmit_init();
transmit_send(message, message_size);
power_off(); // Doesn't return