Industrial personal computers (IPC) are used as the host and slave computers. RS-485 network communication is controlled by 7521 intelligent module.
采用工业PC (IPC)作为上下位机，并使用7521智能模块来控制RS- 485网络进行通信。
Industrial personal computers (IPC) are used as the host and slave computers. RS-485 network communication is controlled by 7521 intelligent module.
采用工业PC (IPC)作为上下位机，并使用7521智能模块来控制RS- 485网络进行通信。
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