C# CRC
2021-01-20 16:15
标签：crc static catch convert nbsp turn for his str C# CRC 标签：crc static catch convert nbsp turn for his str 原文地址：https://www.cnblogs.com/xuchanghua/p/12125694.html
{
try
{
//CRC寄存器
//int CRCCode = 0;
ushort crc = 0xFFFF;
for (int i = 0; i {
ushort cmdHex =(ushort)Convert.ToInt16( cmdString.Substring(i * 2, 2),16);
crc = (ushort)(crc ^ (cmdHex));
for (int j = 0; j {
crc = (crc & 1) != 0 ? (ushort)((crc >> 1) ^ 0xA001) : (ushort)(crc >> 1);
}
}
byte hi = (byte)((crc & 0xFF00) >> 8); //高位置
byte lo = (byte)(crc & 0x00FF); //低位置
string his = Convert.ToString(hi, 16);
string los = Convert.ToString(lo, 16);
string res = los + his;
return res;
}
catch
{
throw;
}
}