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ppi
- C51实现西门子PPI协议，加入了串口扩展芯片16C554的驱动，通过51串口接入PPI，扩展串口可自由协议，接入任何设备
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
delphi
- s7-200 ppi协议直接通信 调用s7-200ppi.dll 组件-s7-200 dephi ppi
S7200PPI
- 通过串口用S7-200的PPI协议直接访问PLC数据块-S7-200 through the serial port using the PPI protocol block direct access to PLC data
VC-S7200
- 基于PPI协议实现上位机与S7200PLC模拟量输入通讯-Based on the PPI protocol between host computer and the S7200PLC analog input communication
PPICnCommTest
- VC编的PPI通信协议测试程序，与S7200PLC通信成功完成V区读写测试-VC series of PPI communication protocol testing procedures, S7200PLC communicate with the successful completion of the V region literacy test
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)
LabVIEW和西门子S7-200PPI通信协议
- labview与西门子plc通过PPI协议通讯(Communication between LabVIEW and SIEMENS PLC)