ST STM32F2 User Manual

UM1940
LL SPI Generic Driver
DocID028236 Rev 2
1133/1371
Reference Manual to
LL API cross
reference:
CR1 CRCEN LL_SPI_DisableCRC
LL_SPI_IsEnabledCRC
Function name
__STATIC_INLINE uint32_t LL_SPI_IsEnabledCRC
(SPI_TypeDef * SPIx)
Function description
Check if CRC is enabled.
Parameters
SPIx: SPI Instance
Return values
State: of bit (1 or 0).
Notes
This bit should be written only when SPI is disabled (SPE = 0)
for correct operation.
Reference Manual to
LL API cross
reference:
CR1 CRCEN LL_SPI_IsEnabledCRC
LL_SPI_SetCRCNext
Function name
__STATIC_INLINE void LL_SPI_SetCRCNext (SPI_TypeDef *
SPIx)
Function description
Set CRCNext to transfer CRC on the line.
Parameters
SPIx: SPI Instance
Return values
None:
Notes
This bit has to be written as soon as the last data is written in
the SPIx_DR register.
Reference Manual to
LL API cross
reference:
CR1 CRCNEXT LL_SPI_SetCRCNext
LL_SPI_SetCRCPolynomial
Function name
__STATIC_INLINE void LL_SPI_SetCRCPolynomial
(SPI_TypeDef * SPIx, uint32_t CRCPoly)
Function description
Set polynomial for CRC calculation.
Parameters
SPIx: SPI Instance
CRCPoly: This parameter must be a number between
Min_Data = 0x00 and Max_Data = 0xFFFF
Return values
None:
Reference Manual to
LL API cross
reference:
CRCPR CRCPOLY LL_SPI_SetCRCPolynomial
LL_SPI_GetCRCPolynomial
Function name
__STATIC_INLINE uint32_t LL_SPI_GetCRCPolynomial

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English