diff --git a/sam3s_example/include/board.h b/sam3s_example/include/board.h
index bcd12fd..3718c09 100644
--- a/sam3s_example/include/board.h
+++ b/sam3s_example/include/board.h
@@ -2,7 +2,9 @@
 #define _BOARD_
 
 #include "chip.h"
+#include "pio.h"
 #include "syscalls.h" /** RedHat Newlib minimal stub */
+#include "SAM3S.h"
 
 /** Name of the board */
 #define BOARD_NAME "SAM3S-SIMTRACE"
@@ -13,7 +15,6 @@
 /** Core definition */
 #define cortexm3
 
-
 #define BOARD_MAINOSC 12000000
 #define BOARD_MCK     48000000
 
@@ -31,4 +32,6 @@
 #define BOARD_ID_USART          ID_USART0
 #define BOARD_USART_BASE        USART0
 
+#define PINS_UART  { PIO_PA9A_URXD0|PIO_PA10A_UTXD0, PIOA, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT}
+
 #endif