Module spi

Support for the Serial Peripheral Interface (SPI) bus peripheral. Provides APIs to configure, read, and write from SPI, with blocking, nonblocking, and DMA functionality.

Structs

Spi

Represents a Serial Peripheral Interface (SPI) peripheral.

SpiConfig

Configuration data for SPI.

Enums

BaudRate

Set the factor to divide the APB clock by to set baud rate. Sets SPI_CR1 register, BR field. On H7, sets CFG1 register, MBR field.

DataSize

Number of bits in at single SPI data frame. Sets CFGR1 register, DSIZE field.

ReceptionThresh

FIFO reception threshold Sets SPI_CR2 register, FRXTH field.

SlaveSelect

Used for managing NSS / CS pin. Sets CR1 register, SSM field. On H7, sets CFG2 register, SSOE field.

SpiCommMode

Select the duplex communication mode between the 2 devices. Sets CR1 register, BIDIMODE, and RXONLY fields.

SpiError

SPI error

SpiInterrupt

Possible interrupt types. Enable these in SPIx_IER. Check with SR. Clear with IFCR