VB and PLC communications instructions, detailed instructions of PLC and communication principles and the full source code for VB source code has been tested and can be used directly.
File list:
SampleVB
.......\Neuer Ordner
.......\DBBUCH_FRM.frm
.......\Error.dat
.......\Error.eng
.......\Error.frm
.......\Error.ger
.......\Flag.frm
.......\Info.frm
.......\Komfort.def
.......\Komfort.dll
.......\load.frm
.......\MSSCCPRJ.SCC
.......\READ_FRM.frm
.......\STATUS.frm
.......\TSINFO_FRM.frm
.......\TS_FRM.frm
.......\TS_FRM.log
.......\Vbdemo.bas
.......\Vbdemo.exe
.......\Vbdemo.frm
.......\VBDEMO.log
.......\Vbdemo.mak
.......\Vbdemo1.exe
.......\Vbdemo300.vbp
.......\Vbdemo300.vbw
.......\W95_s7.def
.......\W95_s7.dll
.......\WRITE_FRM.frm