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Vbprocedureppiprotocolsiemens
- 西门子ppi协议 vb程序 实现plc与上位机之间的通信-Vb procedure ppi protocol siemens plc and implementation of communication between PC
S7PPI
- Source code in Plain-C that shows how to build telegrams in Siemens S7 PPI protocol in order to read and write data to S7 PLCs.
PPI
- 西门子S7-200的PPI通讯协议,支持复合指令读写(The SIEMENS S7-200 PPI protocol supports read and write of composite instructions)
ppi
- Communication to Siemens S7-200 with ppi protocol. can read/write I,Q,V zone...