/* USART pinmux initialization function. 
Set each required pin to USART functionality  */
void TARGET_IO_PORT_init()
/* USART pinmux initialization function. 
Set each required pin to USART functionality  */
void TARGET_IO_PORT_init()
{
	gpio_set_pin_function(PB25, PINMUX_PB25D_SERCOM2_PAD0);
	gpio_set_pin_function(PB24, PINMUX_PB24D_SERCOM2_PAD1);
}