Module spi 

SPI bus master driver.

Provides safe wrappers around the oveRTOS SPI API with software CS management, thread-safe bus locking, and multi-segment transactions.

Enums

BitOrder

SPI bit order.

Mode

SPI clock mode (CPOL/CPHA).

Functions

read

Read-only SPI transfer (clocks out zeros).

transfer

Full-duplex SPI transfer. tx or rx may be empty for half-duplex.

write

Write-only SPI transfer.