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Fix CRC for NXDN

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This commit is contained in:
Andy CA6JAU 2018-01-27 00:31:22 -03:00
parent 2dd6e95bad
commit a28d3903d3
1 changed files with 4 additions and 4 deletions
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8
NXDNCRC.cpp
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@ -140,7 +140,7 @@ uint8_t CNXDNCRC::createCRC6(const unsigned char* in, unsigned int length)
crc |= 0x01U;
if (bit2)
crc |= 0x27U;
crc ^= 0x27U;
crc &= 0x3FU;
}
@ -154,7 +154,7 @@ uint8_t CNXDNCRC::createCRC6(const unsigned char* in, unsigned int length)
crc ^= 0x27U;
}
return crc & 0x3FU;
return (crc & 0x3FU) << 2U;
}
uint16_t CNXDNCRC::createCRC12(const unsigned char* in, unsigned int length)
@ -185,7 +185,7 @@ uint16_t CNXDNCRC::createCRC12(const unsigned char* in, unsigned int length)
crc ^= 0x080FU;
}
return crc & 0x0FFFU;
return (crc & 0x0FFFU) << 4U;
}
uint16_t CNXDNCRC::createCRC15(const unsigned char* in, unsigned int length)
@ -216,5 +216,5 @@ uint16_t CNXDNCRC::createCRC15(const unsigned char* in, unsigned int length)
crc ^= 0x4CC5U;
}
return crc & 0x7FFFU;
return (crc & 0x7FFFU) << 1U;
}