原因是，无线装置要发送数据并等待来自接收数据的另一个无线装置的应答。
The reason is that one radio will send out data and wait for an acknowledgment from the other radio that the data was received.
我怎么能通过ft232r PL2303芯片/在接收装置显示字符/字符串发送数据？
How can I send data via a FT232R chip /PL2303 to display characters /string on the receiving device?
增益控制电路，接收器和发送器，无线通信装置和系统。
Gain control circuit, receiver and transmitter, radio communication device and system.
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