乙個操作串列埠的類

2021-03-31 11:46:44 字數 977 閱讀 8121

using system;

using system.runtime.interopservices;

namespace serial***m

public string portnum;

public int baudrate;

public byte bytesize;

public byte parity; // 0-4=no,odd,even,mark,space

public byte stopbits; // 0,1,2 = 1, 1.5, 2

public int readtimeout;

//***m port win32 file handle

private int h***m = -1;

public bool opened = false;

//win32 api constants

private const uint generic_read = 0x80000000;

private const uint generic_write = 0x40000000;

private const int open_existing = 3;  

private const int invalid_handle_value = -1;

[structlayout(layoutkind.sequential)]

public struct dcb

[structlayout(layoutkind.sequential)]

private struct ***mtimeouts

private class hexcon

",inbyte);

}return stringout;

}public static byte stringtobyte(string instring)

return byteout;}}

}}

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using system using system.collections.generic using system.linq using system.text using system.io.ports namespace communicationcomm region 傳送接收資料 publ...