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| #ifndef _CRC_H_
| #define _CRC_H_
|
| #include <stdint.h>
|
| // CRC types
| #define CRC_TYPE_CCITT 0
| #define CRC_TYPE_IBM 1
| // Polynomial = X^16 + X^12 + X^5 + 1
| #define POLYNOMIAL_CCITT 0x1021
| // Polynomial = X^16 + X^15 + X^2 + 1
| #define POLYNOMIAL_IBM 0x8005
| // Seeds
| #define CRC_IBM_SEED 0xFFFF
| #define CRC_CCITT_SEED 0x1D0F
|
|
| uint16_t RadioComputeCRC( uint8_t *buffer, uint8_t length, uint8_t crcType );
| uint16_t ComputeCrc( uint16_t crc, uint8_t dataByte, uint16_t polynomial );
|
|
|
| #endif
|
|
