CRC16.h File Reference

#include <inttypes.h>

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Macros
#define	CRC16_INIT_VALUE   0xFFFF
	initial value for CRC algorithem
#define	CRC16_GOOD_VALUE   0x0F47
	constant compare value for check
#define	CRC16_POLYNOM   0x8408
	16-BIT CRC CCITT POLYNOM

Functions
UINT16	CRC16_Calc (UINT8 *data, UINT16 length, UINT16 initVal)
	Calc CRC16. More...
bool	CRC16_Check (UINT8 *data, UINT16 length, UINT16 initVal)
	Calc & Check CRC16. More...

Function Documentation

CRC16_Calc()

UINT16 CRC16_Calc	(	UINT8 *	data,
		UINT16	length,
		UINT16	initVal
	)

Calc CRC16.

Calc CRC16.

This function calculates the one's complement of the standard 16-BIT CRC CCITT polynomial G(x) = 1 + x^5 + x^12 + x^16

CRC16_Check()

bool CRC16_Check	(	UINT8 *	data,
		UINT16	length,
		UINT16	initVal
	)

Calc & Check CRC16.

Calc & Check CRC16.

This function checks a data block with attached CRC16

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