因此，我们决定用RS- 485接口作为介面，让数8051被连接到一个主控个人电脑。
Thus, we decided to use RS-485 as the interface to allow several 8051 to be connected to one main control personal computer.
因此，我们决定用RS- 485接口作为介面，让数8051被连接到一个主控个人电脑。
Thus, we decided to use RS-485 as the interface to allow several 8051 to be connected to one main control personal computer.
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