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CRC calculation unit (CRC)

UM1581

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DocID023800 Rev 1

6.2.5.2 CRC_ResetDR

Function Name

void CRC_ResetDR ( void )

Function Description

Resets the CRC calculation unit and sets INIT register content in

DR register.

Parameters

 None.

Return values

 None.

Notes

 None.

6.2.5.3 CRC_PolynomialSizeSelect

Function Name

void CRC_PolynomialSizeSelect ( uint32_t CRC_PolSize)

Function Description

Selects the polynomial size.

Parameters

 CRC_PolSize : Specifies the polynomial size. This

parameter can be:

 CRC_PolSize_7 : 7-bit polynomial for CRC calculation

 CRC_PolSize_8 : 8-bit polynomial for CRC calculation

 CRC_PolSize_16 : 16-bit polynomial for CRC

calculation

 CRC_PolSize_32 : 32-bit polynomial for CRC

calculation

Return values

 None.

Notes

 None.

6.2.5.4 CRC_ReverseInputDataSelect

Function Name

void CRC_ReverseInputDataSelect ( uint32_t

CRC_ReverseInputData)

Function Description

Selects the reverse operation to be performed on input data.

ST STM32F31xx User Manual

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