diff --git a/config.h b/config.h
index 9928968..59c7953 100644
--- a/config.h
+++ b/config.h
@@ -19,15 +19,9 @@
 // lora pinouts, CAD and ISR usage
 #define CFG_LORA_PIN_SS       SS
 #define CFG_LORA_PIN_RST      LORA_RST
-// check board config!!
-// SX127x - DIO0
-// SX126X - DIO1
-#define CFG_LORA_PIN_DIO0     LORA_IRQ
+#define CFG_LORA_PIN_A        LORA_IRQ    // sx127x - dio0, sx126x - dio1
 #ifdef USE_RADIOLIB
-// check board config!!
-// SX127X - DIO1 (if connected)
-// SX126X - BUSY
-#define CFG_LORA_PIN_DIO1     RADIOLIB_NC
+#define CFG_LORA_PIN_B        RADIOLIB_NC // sx127x - dio1, sx126x - busy
 #define CFG_LORA_USE_ISR      true        // always ON for RadioLib
 #else
 #define CFG_LORA_PIN_DIO1     LORA_IRQ    // not used in arduino-LoRa
diff --git a/esp32_loraprs.ino b/esp32_loraprs.ino
index fb488ec..975aac3 100644
--- a/esp32_loraprs.ino
+++ b/esp32_loraprs.ino
@@ -34,8 +34,8 @@ void initializeConfig(LoraPrs::Config &cfg) {
   cfg.LoraPinSs = CFG_LORA_PIN_SS;
   cfg.LoraPinRst = CFG_LORA_PIN_RST;
   // For RadioLib DIO0 and DIO1 will depend on Module signature, check RadioLib documentation
-  cfg.LoraPinDio0 = CFG_LORA_PIN_DIO0; // depends on module type, might be DIO1 for SX126x!!
-  cfg.LoraPinDio1 = CFG_LORA_PIN_DIO1; // valid for radiolib only, depends on module type, might be BUSY for SX126x!!
+  cfg.LoraPinA = CFG_LORA_PIN_A; // (sx127x - dio0, sx126x - dio1)
+  cfg.LoraPinB = CFG_LORA_PIN_B; // (sx127x - dio1, sx126x - busy)
   cfg.LoraUseIsr = CFG_LORA_USE_ISR;  // set to true for incoming packet ISR usage (stream mode, e.g. speech)
   cfg.LoraUseCad = CFG_LORA_USE_CAD;  // carrier detect
 
diff --git a/loraprs_config.h b/loraprs_config.h
index 2c15d72..62f3460 100644
--- a/loraprs_config.h
+++ b/loraprs_config.h
@@ -21,8 +21,8 @@ struct Config
   // lora hardware pinouts and isr
   byte LoraPinSs;       // lora ss pin
   byte LoraPinRst;      // lora rst pin
-  byte LoraPinDio0;     // lora dio0 pin
-  byte LoraPinDio1;     // lora dio1 pin
+  byte LoraPinA;        // lora dio0 pin (sx127x), dio1 (sx126x), check module docs
+  byte LoraPinB;        // lora dio1 pin (sx127x), busy (sx126x), check module docs
   bool LoraUseIsr;      // true to use interrupts, false for fallback polling, e.g. if Dio0 is not connected
   bool LoraUseCad;      // use carrier detect before transmitting
 
diff --git a/loraprs_service.cpp b/loraprs_service.cpp
index 65a1d0b..5649b74 100644
--- a/loraprs_service.cpp
+++ b/loraprs_service.cpp
@@ -196,7 +196,7 @@ void Service::setupLora(long loraFreq, long bw, int sf, int cr, int pwr, int syn
   isImplicitHeaderMode_ = sf == 6;
 
 #ifdef USE_RADIOLIB
-  radio_ = std::make_shared<MODULE_NAME>(new Module(config_.LoraPinSs, config_.LoraPinDio0, config_.LoraPinRst, config_.LoraPinDio1));
+  radio_ = std::make_shared<MODULE_NAME>(new Module(config_.LoraPinSs, config_.LoraPinA, config_.LoraPinRst, config_.LoraPinB));
   int state = radio_->begin((float)loraFreq / 1e6, (float)bw / 1e3, sf, cr, sync, pwr);
   if (state != ERR_NONE) {
     LOG_ERROR("Radio start error:", state);