Macros
SPI Direction
Peripheral Driver » HAL Driver » SPI » Defines » SPI Exported Constants

## Macros
#define | SPI_DIRECTION_FULL_DUPLEX LL_SSI_FULL_DUPLEX
#define | SPI_DIRECTION_SIMPLEX_TX LL_SSI_SIMPLEX_TX
#define | SPI_DIRECTION_SIMPLEX_RX LL_SSI_SIMPLEX_RX
#define | SPI_DIRECTION_READ_EEPROM LL_SSI_READ_EEPROM

## Detailed Description

## Macro Definition Documentation

## ◆ SPI_DIRECTION_FULL_DUPLEX

#define SPI_DIRECTION_FULL_DUPLEX LL_SSI_FULL_DUPLEX

Full Duplex: Transmit & Receive

Definition at line 220 of file gr55xx_hal_spi.h.

## ◆ SPI_DIRECTION_READ_EEPROM

#define SPI_DIRECTION_READ_EEPROM LL_SSI_READ_EEPROM

Read EEPROM

Definition at line 223 of file gr55xx_hal_spi.h.

## ◆ SPI_DIRECTION_SIMPLEX_RX

#define SPI_DIRECTION_SIMPLEX_RX LL_SSI_SIMPLEX_RX

Simplex Rx: Receive only

Definition at line 222 of file gr55xx_hal_spi.h.

## ◆ SPI_DIRECTION_SIMPLEX_TX

#define SPI_DIRECTION_SIMPLEX_TX LL_SSI_SIMPLEX_TX

Simplex Tx: Transmit only

Definition at line 221 of file gr55xx_hal_spi.h.