SPI Interface

Serial Peripheral Interface (SPI) is used for generic serial communication between AVR32 processors and peripherals.

Two SPI interfaces are available. The first one is used to configure DataFlash and SD/MMC Interface. The second one is routed to the dedicated SPI header.

Signals

Signal Description Peripheral and connectors Available on GPIO
SPI0_SCK Serial clock 1,2,3,4

#GUID-F41E11D2-7086-436B-AAB8-703F9D2FBB12

SPI0_MISO Master In Slave Out 1,2,3,4

#GUID-F41E11D2-7086-436B-AAB8-703F9D2FBB12

SPI0_MOSI Master Out Slave In 1,2,3,4

#GUID-F41E11D2-7086-436B-AAB8-703F9D2FBB12

SPI0_CS0 Peripheral chip select/Slave select 1,4

#GUID-F41E11D2-7086-436B-AAB8-703F9D2FBB12

SPI0_CS1 Peripheral chip select 2,4

#GUID-F41E11D2-7086-436B-AAB8-703F9D2FBB12

SPI0_CS2 Peripheral chip select 5

#GUID-F41E11D2-7086-436B-AAB8-703F9D2FBB12