diff --git a/Boards.h b/Boards.h
index 8ba926c..112d2c9 100644
--- a/Boards.h
+++ b/Boards.h
@@ -146,6 +146,7 @@
 
 // test build - KJB
 #define BOARD_MODEL BOARD_SEEED_XIAO_ESP32S3
+//#define BOARD_MODEL BOARD_HELTEC32_V3
 
   #define HAS_DISPLAY false
   #define HAS_BLUETOOTH false
@@ -618,14 +619,17 @@
       #define HAS_SD false
       #define HAS_EEPROM true
 
-      #define HAS_INPUT false
+      #define HAS_INPUT true
       #define HAS_SLEEP false
       
 //      #define PMU_IRQ 40
 //      #define I2C_SCL 41
 //      #define I2C_SDA 42
 
-      const int pin_btn_usr1 = 0;
+      // Wio-SX1262 button pulls down GPIO21
+      // THis is shared with the Yellow LED
+      // on the ESP32S3 (also active Low)
+      const int pin_btn_usr1 = 21;
 
       const int pin_cs = 41; //16;
       const int pin_reset = 42; //14;
@@ -643,7 +647,9 @@
 
 //      const int IMU_CS = 34;
 
-      // HAS LED/tx on board - 47
+      // HAS LED/tx on Wio board - 48 Hi/ON
+      // LED 21 on ESP board - Lo/ON/Yellow
+      // shared with button input.
       #if HAS_NP == false
         #if defined(EXTERNAL_LEDS)
           const int pin_led_rx = -1;
diff --git a/Utilities.h b/Utilities.h
index a9154e4..7ec1941 100644
--- a/Utilities.h
+++ b/Utilities.h
@@ -286,10 +286,14 @@ uint8_t boot_vector = 0x00;
 		void led_id_on()  { }
 		void led_id_off() { }
   #elif BOARD_MODEL == BOARD_SEEED_XIAO_ESP32S3
-		void led_rx_on()  { digitalWrite(pin_led_rx, LED_ON); }
-		void led_rx_off() { digitalWrite(pin_led_rx, LED_OFF); }
-		void led_tx_on()  { }
-		void led_tx_off() { }
+    // tx pin is active high, rx pin is active low....
+    // but shared with LED, choose button for now
+//		void led_rx_on()  { pinMode(pin_led_rx, OUTPUT); digitalWrite(pin_led_rx, LOW); }
+//		void led_rx_off() { digitalWrite(pin_led_rx, HIGH); pinMode(pin_led_rx, INPUT);  }
+		void led_rx_on()  { }
+		void led_rx_off() { }
+		void led_tx_on()  { digitalWrite(pin_led_tx, LED_ON); }
+		void led_tx_off() { digitalWrite(pin_led_tx, LED_OFF); }
 		void led_id_on()  { }
 		void led_id_off() { }
 	#elif BOARD_MODEL == BOARD_HUZZAH32