diff --git a/Node Firmware/IP400/Inc/config.h b/Node Firmware/IP400/Inc/config.h
index cbfcdd1..4c61119 100644
--- a/Node Firmware/IP400/Inc/config.h	
+++ b/Node Firmware/IP400/Inc/config.h	
@@ -26,7 +26,7 @@
 // the board type is selected here...
 #define	PI_BOARD		0				// pi board
 #define	NUCLEO_BOARD	1				// Nucleo board
-#define	_BOARD_TYPE		PI_BOARD		// board type in use
+#define	_BOARD_TYPE		NUCLEO_BOARD	// board type in use
 
 // gps receiver enabled
 #if _BOARD_TYPE == PI_BOARD
diff --git a/Node Firmware/IP400/Inc/led.h b/Node Firmware/IP400/Inc/led.h
index db31764..11a938d 100644
--- a/Node Firmware/IP400/Inc/led.h	
+++ b/Node Firmware/IP400/Inc/led.h	
@@ -23,9 +23,8 @@
 #ifndef INC_LED_H_
 #define INC_LED_H_
 
-// config
-#define	REVERSE_LEADS	1		// reverse Bi-color LED leads on some boards
-
+#include <config.h>
+
 // 	LED functions
 enum {
 
@@ -41,31 +40,37 @@ enum {
 };
 
 #if _BOARD_TYPE == PI_BOARD
-// define the LED ports
-#define LED_Pin 			GPIO_PIN_15
-#define LED_GPIO_Port 		GPIOB
-#if REVERSE_LEADS
-// green on PA9, red on PB0
-#define LED_Green_Pin 		GPIO_PIN_9
-#define LED_Green_GPIO_Port GPIOA
-#define LED_Red_Pin 		GPIO_PIN_0
-#define LED_Red_GPIO_Port 	GPIOB
-#else
-// green on PB0, red on PA9
+// bidirectional LED
 #define LED_Green_Pin 		GPIO_PIN_0
 #define LED_Green_GPIO_Port GPIOB
 #define LED_Red_Pin 		GPIO_PIN_9
 #define LED_Red_GPIO_Port 	GPIOA
-#endif
 
-//
+// Tx LED
 #define	TXLED_Pin			GPIO_PIN_15
 #define	TXLED_GPIO_Port		GPIOB
-//
+
+// PA enable pin
 #define	PA_ENA_Pin			GPIO_PIN_0
 #define	PA_ENA_GPIO_Port	GPIOA
 #endif
 
+#if _BOARD_TYPE == TELEM_BOARD
+// define the LED ports
+#define LED_Green_Pin 		GPIO_PIN_14
+#define LED_Green_GPIO_Port GPIOB
+#define LED_Red_Pin 		GPIO_PIN_15
+#define LED_Red_GPIO_Port 	GPIOB
+
+// Tx LED
+#define	TXLED_Pin			GPIO_PIN_0
+#define	TXLED_GPIO_Port		GPIOA
+
+// PA enable pin
+#define	PA_ENA_Pin			GPIO_PIN_7
+#define	PA_ENA_GPIO_Port	GPIOA
+#endif
+
 void SetLEDMode(uint8_t mode);
 
 
diff --git a/Node Firmware/IP400/Src/frame.c b/Node Firmware/IP400/Src/frame.c
index 785aabc..0f6c99b 100644
--- a/Node Firmware/IP400/Src/frame.c	
+++ b/Node Firmware/IP400/Src/frame.c	
@@ -30,7 +30,7 @@
 #include <config.h>
 
 #include <stm32wl3x_hal_mrsubg.h>
-#if _BOARD_TYPE==NUCLEO_BOARD
+#if _BOARD_TYPE == NUCLEO_BOARD
 #include <stm32wl3x_nucleo.h>
 #endif
 
diff --git a/Node Firmware/IP400/Src/ip.c b/Node Firmware/IP400/Src/ip.c
index ba72e06..f10ec9f 100644
--- a/Node Firmware/IP400/Src/ip.c	
+++ b/Node Firmware/IP400/Src/ip.c	
@@ -51,6 +51,7 @@ union {
 
 #define		NETMASK			0xF8				// mask for last byte
 
+#ifdef __OLDIPSCHEME
 /*
  * Create an IP 10.x.x.x from the compressed callsign field
  */
@@ -97,6 +98,7 @@ void GetIP172Addr(IP400_MAC *fr, SOCKADDR_IN *ipaddr)
 	// port number from source
 	ipaddr->sin_port = 0;
 }
+#endif
 
 /*
  * Create an IP 172.16.x.x from the compressed callsign field and unique ID
diff --git a/Node Firmware/IP400/Src/spi.c b/Node Firmware/IP400/Src/spi.c
index 5df354a..04d6392 100644
--- a/Node Firmware/IP400/Src/spi.c	
+++ b/Node Firmware/IP400/Src/spi.c	
@@ -33,11 +33,6 @@
 #include "spi.h"
 #include "dataq.h"
 #include "tasks.h"
-#include "led.h"
-
-// conditionals
-#define __ENABLE_SPI_ON_TXENA	0						// enable spi sync output on TX enable for E04 modules
-#define __ENABLE_SPI_ON_PB1		0						// enable SPI sync output on PB0 for IP400 module
 
 #define	SPI_MAX_TIME	200								// 200 ms max no activity timeout
 #define	NO_SPI_TIMEOUT	(SPI_MAX_TIME/SPI_TASK_SCHED)	// timeout in schedule ticks
@@ -226,10 +221,6 @@ void SPI_Task_Exec(void)
 // scope trigger on nucleo board
 #if	_BOARD_TYPE==NUCLEO_BOARD	// board type in use
     HAL_GPIO_TogglePin(SCOPE_GPIO_Port, SCOPE_Pin);
-#else
-#if __ENABLE_SPI_ON_TXENA
-    HAL_GPIO_TogglePin(PA_ENA_GPIO_Port, PA_ENA_Pin);
-#endif
 #endif
 
 	/*