#ifndef __CRC16_H
#define __CRC16_H
#include "main.h"

#define CRC_START_16 0xFFFF
#define CRC_START_MODBUS 0xFFFF
#define CRC_POLY_16 0xA001

uint16_t crc_16(const uint8_t *input_str, uint16_t num_bytes);
uint16_t crc_modbus(const uint8_t *input_str, uint16_t num_bytes);
uint16_t update_crc_16(uint16_t crc, uint8_t c);
void init_crc16_tab(void);
uint32_t VerifyCRC16CheckSum(uint8_t *pchMessage, uint32_t dwLength);
#endif