• 下位机 - 引用次数：6

  The most application of the communication technology between the two RS-232 serial ports made the upper-PC communicated with the lower-SCM (the control system of the center air conditions as well as C51 Single Chip Micyoco) to each other,.

  主要通过运用RS-232串行端口通信技术，使上位机(PC机)与下位机(中央空调的控制系统C51单片机)进行数据通信。

  参考来源 - 中央空调网络管理系统

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