using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;

namespace?MyApp
{
????public?class?CRC
????{
????????#region??CRC16
????????///?

????????///?CRC16計算方法
????????///?

????????///?
????????///?
????????public?static?byte[]?CRC16（byte[]?data）
????????{
????????????int?len?=?data.Length;
????????????if?（len?>?0）
????????????{
????????????????ushort?crc?=?0xFFFF;??//預置?1?個?16?位的CRC寄存器

????????????????for?（int?i?=?0;?i?????????????????{
????????????????????crc?=?（ushort）（crc?^?（data[i]））;
????????????????????for?（int?j?=?0;?j?????????????????????{
????????????????????????crc?=?（crc?&?1）?!=?0???（ushort）（（crc?>>?1）?^?0xA001）?:?（ushort）（crc?>>?1）;
????????????????????}
????????????????}
????????????????byte?high?=?（byte）（（crc?&?0xFF00）?>>?8）;??//高位置
????????????????byte?low?=?（byte）（crc?&?0x00FF）;?????????//低位置

????????????????return?new?byte[]?{?high?low?};
????????????}
????????????return?new?byte[]?{?0?0?};
????????}
????????#endregion


????????#region??ToCRC16
????????//UTF8編碼
????????public?static?string?ToCRC16（string?content）
????????{
????????????return?ToCRC16（content?Encoding.UTF8）;
????????}

????????public?static?string?ToCRC16（string?content?bool?isReverse）
????????{
????????????return?ToCRC16（content?Encoding.UTF8?isReverse）;
????????}

????????public?static?string?ToCRC16（string?content?Encoding?encoding）
????????{
????????????return?ByteToString（CRC16（encoding.GetBytes（content））?true）;
????????}

????????public?static?string?ToCRC16（string?content?Encoding?encoding?bool?isReverse）
????????{
????????????return?ByteToString（CRC16（encoding.GetBytes（content））?isReverse）;
????????}

????????public?static?string?ToCRC16（byte[]?data）
????????{
????????????return?ByteToString（CRC16（data）?true）;
????????}

????????public?static?string?ToCRC16（byte[]?data?bool?isReverse）
????????{
????????????return?ByteToString（CRC16（data）?isReverse）;
????????}
????????#endregion

????????#region??ToModbusCRC16
????????public?static?string?ToModbusCRC16（string?s）
????????{
????????????return?ToModbusCRC16（s?true）;
????????}

????????///?

????????///?modbus的CRC校驗位，16進制校驗
????????///?

????????///?輸入的字符串
????????///?true為低字節在前，false為高字節在前
????????///?
????????public?static?string?ToModbusCRC16（string?s?bool?isReverse）
????????{
????????????return?ByteToString（CRC16（StringToHexByte（s））?isReverse）;
????????}

????????public?static?string?ToModbusCRC16（byte[]?data）
????????{
????????????return?ToModbusCRC16（data?true）;
????????}

????????public?static?string?ToModbusCRC16（byte[]?data?bool?isReverse）
????????{
????????????return?ByteToString（CRC16（data）?isReverse）;
????????}
????????#endregion

????????#re

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-12-25?14:57??Ymodem\
?????目錄???????????0??2020-12-25?14:57??Ymodem\MyApp\
?????目錄???????????0??2020-12-25?14:57??Ymodem\MyApp\.vs\
?????目錄???????????0??2020-12-25?14:57??Ymodem\MyApp\.vs\MyApp\
?????目錄???????????0??2020-12-25?22:41??Ymodem\MyApp\.vs\MyApp\v15\
?????文件???????74240??2021-01-26?16:24??Ymodem\MyApp\.vs\MyApp\v15\.suo
?????文件??????262144??2020-12-25?22:41??Ymodem\MyApp\.vs\MyApp\v15\Browse.VC.db
?????目錄???????????0??2020-12-25?15:58??Ymodem\MyApp\.vs\MyApp\v15\ipch\
?????目錄???????????0??2020-12-25?16:49??Ymodem\MyApp\.vs\MyApp\v15\ipch\AutoPCH\
?????目錄???????????0??2020-12-25?16:07??Ymodem\MyApp\.vs\MyApp\v15\ipch\AutoPCH\1b83828a746127b1\
?????文件??????327680??2020-12-25?16:16??Ymodem\MyApp\.vs\MyApp\v15\ipch\AutoPCH\1b83828a746127b1\COMMON.ipch
?????目錄???????????0??2020-12-25?16:49??Ymodem\MyApp\.vs\MyApp\v15\ipch\AutoPCH\80dcbe32c157775f\
?????文件??????327680??2020-12-25?16:49??Ymodem\MyApp\.vs\MyApp\v15\ipch\AutoPCH\80dcbe32c157775f\COMMON.ipch
?????目錄???????????0??2020-12-25?14:57??Ymodem\MyApp\.vs\MyApp\v15\Server\
?????目錄???????????0??2020-12-25?14:57??Ymodem\MyApp\.vs\MyApp\v15\Server\sqlite3\
?????文件???????????0??2020-12-23?14:04??Ymodem\MyApp\.vs\MyApp\v15\Server\sqlite3\db.lock
?????文件??????622592??2020-12-30?01:18??Ymodem\MyApp\.vs\MyApp\v15\Server\sqlite3\storage.ide
?????文件???????32768??2021-01-26?15:47??Ymodem\MyApp\.vs\MyApp\v15\Server\sqlite3\storage.ide-shm
?????文件?????4140632??2021-01-20?15:49??Ymodem\MyApp\.vs\MyApp\v15\Server\sqlite3\storage.ide-wal
?????目錄???????????0??2020-12-30?23:27??Ymodem\MyApp\MyApp\
?????文件?????????187??2020-12-23?14:03??Ymodem\MyApp\MyApp\App.config
?????目錄???????????0??2020-12-25?18:15??Ymodem\MyApp\MyApp\bin\
?????目錄???????????0??2020-12-25?14:57??Ymodem\MyApp\MyApp\bin\Debug\
?????文件???????28672??2020-12-31?20:09??Ymodem\MyApp\MyApp\bin\Debug\MyApp.exe
?????文件?????????187??2020-12-23?14:03??Ymodem\MyApp\MyApp\bin\Debug\MyApp.exe.config
?????文件???????65024??2020-12-31?20:09??Ymodem\MyApp\MyApp\bin\Debug\MyApp.pdb
?????目錄???????????0??2020-12-25?18:15??Ymodem\MyApp\MyApp\bin\Release\
?????文件????????6982??2020-12-26?13:17??Ymodem\MyApp\MyApp\CRC.cs
?????文件???????34633??2020-12-30?23:27??Ymodem\MyApp\MyApp\Form1.cs
?????文件???????24457??2020-12-30?23:27??Ymodem\MyApp\MyApp\Form1.Designer.cs
?????文件????????6415??2020-12-30?23:27??Ymodem\MyApp\MyApp\Form1.resx
............此處省略28個文件信息