Description: PLC program in accordance with the definition of communication protocols (ie, PLC-frame format to receive information and definitions) to identify its information content. Through the PC s COM1 and S7-200 PLC s RS 1 232 serial port hardware connection, and then through the S7-200 series PLC to communicate programming, you can achieve with the host computer communications.
- [s7] - In this paper, this in order to S7-200 P
- [1] - PLC program in accordance with the defin
- [CVision] - Tsinghua University, Xu right teacher bo
- [3] - plc programming. PLC program in accordan
- [4] - Real-time means of communication studies
- [mscomm] - VC6.0 based on the host computer and com
- [cp243-1] - s7-200 cp243-1 network communication mod
- [S7-200_VB] - s7200 and communications applications vb
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