#ifndef _CRC_H_
#define _CRC_H_

#include "define_all.h" 


extern void Init_CRC_CRC_CCITT(void);
extern unsigned int CalCRC16_CCITT( uint16 Init, uint08 *DataIn, uint32 Len );
extern unsigned int BitChange(unsigned int us_DataIn);

extern void Init_CRC_CRC_MODBUS(void);
extern unsigned int CalCRC16_MODBUS( uint16 Init, uint08 *DataIn, uint32 Len );




#endif