Hi Friends Here i want to share a new post related to PLC and Visual Basic VB6.0 Communication VB code is given below. Enjoy “Real Time Automated Control using PLC-VB Communication” Abstract This paper is to enable the Delta PLC (Programmable Logic Control) DVP14SS to communicate with the Visual Basic 6.0 . The communication between DVP14SS and Visual Basic 6.0 is via Modbus Serial Protocol. Computers are used as a link between humans and PLC systems as they have more graphics and visual capabilities. These are nothing but SCADA systems widely used for determining plant set-ups and displaying plant status on high quality screens. They also record/log the system data for long period .The SCADA software’s are the software packages needs to be purchased from vendors and the cost depends on tag count. Visual Basic 6.0 platform can be used develop the SCADA application effectively. Using VB 6.0 we integrate software and hardware across spectrum of vendors easily. Here we show simp...