-
-//Use P3 instead of P5 for target I/O on chips without P5.
-//#ifndef P5OUT
-//#warning "P5OUT undefined, using P3 instead."
-//#define P5OUT P3OUT
-//#define P5DIR P3DIR
-//#define P5REN P3REN
-//#define P5IN P3IN
-//#endif
-
-unsigned char serial_rx();
-void serial_tx(unsigned char);
+#include "config.h"
+
+#ifdef telosb
+//TelosB uses second serial port.
+#define serial_tx serial1_tx
+#define serial_rx serial1_rx
+#define setbaud setbaud1
+#define msp430_init_uart msp430_init_uart1
+#else
+//Other targets use first.
+#define serial_tx serial0_tx
+#define serial_rx serial0_rx
+#define setbaud setbaud0
+#define msp430_init_uart msp430_init_uart0
+#endif
+
+unsigned char serial0_rx();
+void serial0_tx(unsigned char);