/* Drive the slave select line NSS (RTS pin) to 1 in SPI master mode.  */
void usart_spi_release_chip_select(Usart *p_usart)
/* Drive the slave select line NSS (RTS pin) to 1 in SPI master mode.  */
void usart_spi_release_chip_select(Usart *p_usart)
{
	p_usart->US_CR = US_CR_RCS;
}