15 lines
471 B
C++
15 lines
471 B
C++
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#include "CRC16.h"
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unsigned short CRC16(unsigned char *puchMsg, unsigned short usDataLen)
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{
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unsigned char uchCRCHi = 0xFF; /* <20><>CRC <20>ֽڳ<D6BD>ʼ<EFBFBD><CABC>*/
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unsigned char uchCRCLo = 0xFF; /* <20><>CRC <20>ֽڳ<D6BD>ʼ<EFBFBD><CABC>*/
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unsigned int uIndex; /* CRC ѭ<><D1AD><EFBFBD>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD>*/
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while (usDataLen--) /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
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{
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uIndex = uchCRCHi ^ *puchMsg++; /* <20><><EFBFBD><EFBFBD>CRC */
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uchCRCHi = uchCRCLo ^ auchCRCHi[uIndex];
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uchCRCLo = auchCRCLo[uIndex];
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}
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return (((unsigned short)uchCRCHi << 8u) | uchCRCLo);
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}
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