//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
//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