您可能会想考虑使用一个非阻塞的日志系统,以防止您的终端用户等待您记录数据。
You may want to consider using a logging system that is non-blocking, so that your end user never waits for you to log data.
如果串口硬件运行正常,终端显示器等待,然后接收。如果有问题,错误信息显示在屏幕上。
If the serial port hardware is functioning correctly, the terminal displays WAITING and then RECEIVING. If there is a problem, an error message appears on the screen. .
一种从调制解调器(数传机)到数据终端设备(dte)的信号,用来表明它已就绪,等待操作。
A signal from a modem (data set) to a DTE indicating that it is ready to operate.
一种从调制解调器(数传机)到数据终端设备(dte)的信号,用来表明它已就绪,等待操作。
A signal from a modem (data set) to a DTE indicating that it is ready to operate.
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