transmission only every 10s

Author: tylermnielsen

ascendfsw/include/PayloadConfig.h

@@ -78,6 +78,8 @@
 #define RADIO_PREAMBLE_LEN 8
 #define RADIO_GAIN 0
 
+#define MINIMUM_TRANSMIT_PERIOD_MS 10000 // 10s 
+
 /** @brief Radio SPI  */
 #define RADIO_SPI SPI
 

ascendfsw/include/RadioStorage.h

@@ -16,6 +16,7 @@ class RadioStorage : public Storage {
   SX1276 radio =
       new Module(RADIO_NSS, RADIO_DIO0, RADIO_RESET, RADIO_DIO1, RADIO_SPI);
   int state;
+  uint32_t last_transmission_time;
 
  public:
   RadioStorage();

ascendfsw/src/RadioStorage.cpp

@@ -10,7 +10,9 @@ static void setTransmissionDoneFlag(void) { transmission_done_flag = true; }
  * @brief Construct a new RadioStorage object
  *
  */
-RadioStorage::RadioStorage() : Storage("Radio") {}
+RadioStorage::RadioStorage() : Storage("Radio") {
+  this->last_transmission_time = 0; 
+}
 
 /**
  * @brief Initialize UART1 (Serial1)
@@ -40,9 +42,9 @@ bool RadioStorage::verify() {
  * @param data Data to transmit
  */
 void RadioStorage::store(String data) {
-  static const unsigned long transmission_mod = 3;
+  static const unsigned long transmission_mod = 1;
   static unsigned long transmission_count = 0;
-  if (transmission_done_flag && transmission_count % transmission_mod == 0) {
+  if (transmission_done_flag && transmission_count % transmission_mod == 0 && (millis() - this->last_transmission_time) > MINIMUM_TRANSMIT_PERIOD_MS) {
     transmission_done_flag = false;
 
     if (this->state == RADIOLIB_ERR_NONE) {
@@ -54,6 +56,7 @@ void RadioStorage::store(String data) {
     this->radio.finishTransmit();
 
     this->state = this->radio.startTransmit(data);
+    this->last_transmission_time = millis();
   }
   transmission_count++;
 }