ST STM32F2 User Manual

LL SPI Generic Driver
UM1940
1144/1371
DocID028236 Rev 2
Function description
Set each LL_SPI_InitTypeDef field to default value.
Parameters
SPI_InitStruct: pointer to a LL_SPI_InitTypeDef structure
whose fields will be set to default values.
Return values
None:
65.3 SPI Firmware driver defines
65.3.1 SPI
Baud Rate Prescaler
LL_SPI_BAUDRATEPRESCALER_DIV2
BaudRate control equal to fPCLK/2
LL_SPI_BAUDRATEPRESCALER_DIV4
BaudRate control equal to fPCLK/4
LL_SPI_BAUDRATEPRESCALER_DIV8
BaudRate control equal to fPCLK/8
LL_SPI_BAUDRATEPRESCALER_DIV16
BaudRate control equal to fPCLK/16
LL_SPI_BAUDRATEPRESCALER_DIV32
BaudRate control equal to fPCLK/32
LL_SPI_BAUDRATEPRESCALER_DIV64
BaudRate control equal to fPCLK/64
LL_SPI_BAUDRATEPRESCALER_DIV128
BaudRate control equal to fPCLK/128
LL_SPI_BAUDRATEPRESCALER_DIV256
BaudRate control equal to fPCLK/256
Transmission Bit Order
LL_SPI_LSB_FIRST
Data is transmitted/received with the LSB first
LL_SPI_MSB_FIRST
Data is transmitted/received with the MSB first
CRC Calculation
LL_SPI_CRCCALCULATION_DISABLE
CRC calculation disabled
LL_SPI_CRCCALCULATION_ENABLE
CRC calculation enabled
Datawidth
LL_SPI_DATAWIDTH_8BIT
Data length for SPI transfer: 8 bits
LL_SPI_DATAWIDTH_16BIT
Data length for SPI transfer: 16 bits
Get Flags Defines
LL_SPI_SR_RXNE
Rx buffer not empty flag
LL_SPI_SR_TXE
Tx buffer empty flag
LL_SPI_SR_BSY
Busy flag
LL_SPI_SR_CRCERR
CRC error flag
LL_SPI_SR_MODF
Mode fault flag
LL_SPI_SR_OVR
Overrun flag
LL_SPI_SR_FRE
TI mode frame format error flag
IT Defines
LL_I2S_CR2_RXNEIE
Rx buffer not empty interrupt enable
LL_I2S_CR2_TXEIE
Tx buffer empty interrupt enable

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English