34.5.1.3 spi_s_async_descriptor Struct
SPI Slave HAL driver struct for asynchronous access with ring buffer.
Members
- dev
-
SPI device instance
- io
-
I/O read/write
- callbacks
-
Callbacks for asynchronous transfer
- txbuf
-
Transmit buffer.
- txsize
-
Transmit size in number of characters.
- txcnt
-
Transmit count in number of characters.
- rx_rb
-
ring buffer for RX.
- error
-
Last error code.
- busy
-
TX busy.
- enabled
-
Enabled.