Additional comments

config.h

@@ -19,13 +19,14 @@
 #define CFG_LORA_PIN_SS       SS
 #define CFG_LORA_PIN_RST      LORA_RST
 #define CFG_LORA_PIN_DIO0     LORA_IRQ
+#define CFG_LORA_USE_ISR      false // set to true for incoming packet ISR usage (stream mode, e.g. speech)
 
 #define CFG_LORA_FREQ         433.775E6
 #define CFG_LORA_BW           125e3
 #define CFG_LORA_SF           12
 #define CFG_LORA_CR           7
 #define CFG_LORA_PWR          20
-#define CFG_LORA_ENABLE_CRC   true
+#define CFG_LORA_ENABLE_CRC   true  // set to false for speech data
 
 #define CFG_BT_NAME           "loraprs"
 
@@ -37,7 +38,8 @@
 #define CFG_WIFI_SSID         "<ssid>"
 #define CFG_WIFI_KEY          "<key>"
 
-#define CFG_FREQ_CORR         false
+#define CFG_FREQ_CORR         false   // NB! incoming interrupts may stop working on frequent corrections when enabled
+                                      //      test with your module before heavy usage
 #define CFG_PERSISTENT_APRS   true
 #define CFG_DIGIREPEAT        false
 #define CFG_RF_TO_IS          true

esp32_loraprs.ino

@@ -28,13 +28,13 @@ void initializeConfig(LoraPrs::Config &cfg) {
   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
+  cfg.LoraEnableCrc = CFG_LORA_ENABLE_CRC; // set to false for speech streaming data
 
   // lora pinouts
   cfg.LoraPinSs = CFG_LORA_PIN_SS;
   cfg.LoraPinRst = CFG_LORA_PIN_RST;
   cfg.LoraPinDio0 = CFG_LORA_PIN_DIO0;
-  cfg.LoraUseIsr = false;  // set to true for incoming packet ISR usage
+  cfg.LoraUseIsr = CFG_LORA_USE_ISR;  // set to true for incoming packet ISR usage (stream mode, e.g. speech)
 
   // aprs configuration
   cfg.AprsHost = "rotate.aprs2.net";