CMSIS SPI Driver Data Structures Type Documentation

 

_ARM_SPI_STATUS

 

Location: Driver_SPI.h:143

 

SPI Status .

 

Data Fields

Type Name Description

uint32_t

busy

Transmitter/Receiver busy flag.

uint32_t

data_lost

Data lost: Receive overflow / Transmit underflow (cleared on start of transfer operation).

uint32_t

mode_fault

Mode fault detected; optional (cleared on start of transfer operation).

uint32_t

reserved

(Reserved for future use)

 

_ARM_SPI_CAPABILITIES

 

Location: Driver_SPI.h:228

 

SPI Driver Capabilities.

 

Data Fields

Type Name Description

uint32_t

simplex

supports Simplex Mode (Master and Slave).

uint32_t

ti_ssi

supports TI Synchronous Serial Interface.

uint32_t

microwire

supports Microwire Interface.

uint32_t

event_mode_fault

Signal Mode Fault event: ARM_SPI_EVENT_MODE_FAULT.

uint32_t

reserved

Reserved (must be zero).

 

_ARM_DRIVER_SPI

 

Location: Driver_SPI.h:239

 

Access structure of the SPI Driver.

 

Data Fields

Type Name Description

ARM_DRIVER_VERSION(*

GetVersion)(void)

Pointer to ARM_SPI_GetVersion : Get driver version.

ARM_SPI_CAPABILITIES(*

GetCapabilities)(void)

Pointer to ARM_SPI_GetCapabilities : Get driver capabilities.

int32_t(*

Initialize)(ARM_SPI_SignalEvent_t cb_event)

Pointer to ARM_SPI_Initialize : Initialize SPI Interface.

int32_t(*

Uninitialize)(void)

Pointer to ARM_SPI_Uninitialize : De-initialize SPI Interface.

int32_t(*

PowerControl)(ARM_POWER_STATE state)

Pointer to ARM_SPI_PowerControl : Control SPI Interface Power.

int32_t(*

Send)(const void *data, uint32_t num)

Pointer to ARM_SPI_Send : Start sending data to SPI Interface.

int32_t(*

Receive)(void *data, uint32_t num)

Pointer to ARM_SPI_Receive : Start receiving data from SPI Interface.

int32_t(*

Transfer)(const void *data_out, void *data_in, uint32_t num)

Pointer to ARM_SPI_Transfer : Start sending/receiving data to/from SPI.

uint32_t(*

GetDataCount)(void)

Pointer to ARM_SPI_GetDataCount : Get transferred data count.

int32_t(*

Control)(uint32_t control, uint32_t arg)

Pointer to ARM_SPI_Control : Control SPI Interface.

ARM_SPI_STATUS(*

GetStatus)(void)

Pointer to ARM_SPI_GetStatus : Get SPI status.