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06_ASCMOD_STEP7_VB_080731
- MODBUS RTU VB 测试软件 siemens step7-siemens step7 modbus rtu communication test vb
S7_PLCSIM_COM
- 主从站通讯实验,里面描述了modbus主站与从站的通讯实验,用西门子step7打开。-Master and slave communication experiment, which describes the modbus master and slave communication experiment stations step7 with Siemens Open.