Atmel SAM4S-XPLD Atmel ATSAM4S-XPLD ATSAM4S-XPLD Scheda Tecnica

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SAM4S [DATASHEET]

11100E–ATARM–24-Jul-13

– Applicable if USART operates in SPI Master Mode (USART_MODE = 0xE):

FCS = 0: No effect.

FCS = 1: Forces the Slave Select Line NSS (RTS pin) to 0, even if USART is no transmitting, in order to address SPI slave

devices supporting the CSAAT Mode (Chip Select Active After Transfer).

– Applicable if USART operates in SPI Master Mode (USART_MODE = 0xE):

RCS = 0: No effect.

RCS = 1: Releases the Slave Select Line NSS (RTS pin).