Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Fiche De Données

783

SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]

11063K–ATARM–05-Nov-13

pair values to communicate. If multiple slaves are used and fixed in different configurations, the master must reconfigure
itself each time it needs to communicate with a different slave.

0

0

1

1

0

0

2

1

1

3

1

0

6

SCK

(CPOL = 0)

SCK

(CPOL = 1)

MOSI

SPI Master ->TXD

SPI Slave -> RXD

NSS

SPI Master -> RTS

SPI Slave -> CTS

SCK cycle (for reference)

MSB

MSB

LSB

LSB

6

6

5

5

4

4

3

3

2

2

1

1

1

2

3

4

5

7

8

6

MISO

SPI Master ->RXD

SPI Slave -> TXD