VB6.0 and drive the RS485 or Modbus communications, control the inverter parameter settings, operation status, operating frequency, read the current state, current, voltage, frequency, fault and so on. Support remote control.

VB上位与变频器的Modbus RTU通讯源码\ATV312 VB_RS485.vbp
..................................\ATV312 VB_RS485.vbw
..................................\Form1.frm
..................................\MHex2Dec.bas
VB上位与变频器的Modbus RTU通讯源码

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