文件名称:4
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两台PC机间RS-232串口通信：有乙机，再有乙机通过串口jieshou甲机键盘输入字符串发送给乙机，再由乙机通过串口接收字符并显示在屏幕上。当键入感叹号，结束收发过程。-PC-between two RS-232 serial communication: A B machine, another machine through the serial port B jieshou A machine keyboard input string sent to the B machine, and then from B machine to receive characters through serial port and displayed on the screen. When you type an exclamation point, the end of the process to send and receive.
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42.asm