/* 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(PB26, PINMUX_PB26C_SERCOM2_PAD0);
	gpio_set_pin_function(PB27, PINMUX_PB27C_SERCOM2_PAD1);
}