Description: plc programming. PLC program in accordance with the definition of communication protocols 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.
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- [16] - In this paper, in a free port communicat
- [S7200.RAR] - And S7 200 free port for communication,
- [1] - PLC program in accordance with the defin
- [2] - PLC program in accordance with the defin
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- [4] - Real-time means of communication studies
- [2007731961381546] - Using VB to develop this software for PC
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- [BIANPIN] - S7-300PLC and converter serial communica
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