在IFIX组态软件中,采用VB编写GPRS通讯程序,与支持MODBUS协议的PLC进行数据通讯.-In IFIX configuration software, using VB, GPRS communication procedures, and support of MODBUS protocol PLC data communication.

VB编写的MODBUS通讯程序，对编写通讯程序很有用-MODBUS communication program written in VB, useful for the preparation of the communications program

VB modbus通讯代码，将数据由串口传送给单片机(This program is writen in VB, it can be used for communication with MCU.)