esp32_loraprs/esp32_loraprs.ino

#include <arduino-timer.h>
#include "WiFi.h"
#include "loraprs_service.h"

#define LED_BUILTIN         2
#define LED_TOGGLE_PERIOD   1000  

#if __has_include("/tmp/esp32_loraprs_config.h")
#pragma message("Using external config")
#include "/tmp/esp32_loraprs_config.h"
#else
#pragma message("Using default config")
#include "config.h"
#endif

#if CFG_IS_CLIENT_MODE == true
#pragma message("Configured for client mode")
#else
#pragma message("Configured for server mode")
#endif

void initializeConfig(LoraPrs::Config &cfg) {
  
  // client/server mode switch
  cfg.IsClientMode = CFG_IS_CLIENT_MODE;

  // lora parameters
  cfg.LoraFreq = CFG_LORA_FREQ;
  cfg.LoraBw = CFG_LORA_BW;
  cfg.LoraSf = CFG_LORA_SF;
  cfg.LoraCodingRate = CFG_LORA_CR;
  cfg.LoraSync = 0x34;
  cfg.LoraPower = CFG_LORA_PWR;
  cfg.LoraEnableCrc = CFG_LORA_ENABLE_CRC; // set to false for speech data

  // aprs configuration
  cfg.AprsHost = "rotate.aprs2.net";
  cfg.AprsPort = 14580;
  cfg.AprsLogin = CFG_APRS_LOGIN;
  cfg.AprsPass = CFG_APRS_PASS;
  cfg.AprsFilter = CFG_APRS_FILTER; // multiple filters are space separated
  cfg.AprsRawBeacon = CFG_APRS_RAW_BKN;
  cfg.AprsRawBeaconPeriodMinutes = 20;

  // bluetooth device name
  cfg.BtName = CFG_BT_NAME;

  // server mode wifi paramaters
  cfg.WifiSsid = CFG_WIFI_SSID;
  cfg.WifiKey = CFG_WIFI_KEY;

  // configuration flags and features
  cfg.EnableAutoFreqCorrection = CFG_FREQ_CORR;  // automatic tune to any incoming packet frequency
  cfg.EnableSignalReport = true;  // signal report will be added to the comment sent to aprsis
  cfg.EnablePersistentAprsConnection = CFG_PERSISTENT_APRS; // keep aprsis connection open, otherwise connect on new data only
  cfg.EnableRfToIs = CFG_RF_TO_IS;  // send data from rf to aprsis
  cfg.EnableIsToRf = CFG_IS_TO_RF; // send data from aprsis to rf
  cfg.EnableRepeater = CFG_DIGIREPEAT; // digirepeat incoming packets
  cfg.EnableBeacon = CFG_BEACON;  // enable periodic AprsRawBeacon beacon to rf and aprsis if rf to aprsis is enabled
}

LoraPrs::Service loraPrsService;

auto watchdogLedTimer = timer_create_default();

void setup() {
  pinMode(LED_BUILTIN, OUTPUT);
  digitalWrite(LED_BUILTIN, 1);

  Serial.begin(115200);
  while (!Serial);
  
  LoraPrs::Config config;

  initializeConfig(config);
  loraPrsService.setup(config);

  watchdogLedTimer.every(LED_TOGGLE_PERIOD, toggleWatchdogLed);
}

void loop() {
  loraPrsService.loop();
  watchdogLedTimer.tick();
}

bool toggleWatchdogLed(void *) {
  digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN));
  return true;
}