SAM3SD8C Atmel Corporation, SAM3SD8C Datasheet - Page 745

• Manufacturer Part Number: SAM3SD8C
• Manufacturer: Atmel Corporation

• RTSEN: Request to Send Enable
0: No effect.
1: Drives the pin RTS to 0.
• FCS: Force SPI Chip Select
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).
• RTSDIS: Request to Send Disable
0: No effect.
1: Drives the pin RTS to 1.
• RCS: Release SPI Chip Select
RCS = 0: No effect.
RCS = 1: Releases the Slave Select Line NSS (RTS pin).
11090A–ATARM–10-Feb-12
11090A–ATARM–10-Feb-12
– Applicable if USART operates in SPI Master Mode (USART_MODE = 0xE):
– Applicable if USART operates in SPI Master Mode (USART_MODE = 0xE):
SAM3S8/SD8
SAM3S8/SD8
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