diff --git a/Compatible-boards.md b/Compatible-boards.md
index 03f731c..c9b363e 100644
--- a/Compatible-boards.md
+++ b/Compatible-boards.md
@@ -52,3 +52,12 @@ Require LoRa module pinout definitions in `config.h`:
 
 ![alt text](https://raw.githubusercontent.com/sh123/esp32_loraprs/master/images/solder_pads_38pin.jpg)
 
+Pinout definitions:
+```
+#define CFG_LORA_PIN_RST      26
+#define CFG_LORA_PIN_A        12 
+#define CFG_LORA_PIN_B        14
+#define CFG_LORA_PIN_RXEN     32
+#define CFG_LORA_PIN_TXEN     33
+```
+