Serial Communication between S7-200 PLC and PC Based on VB6.0
Ding Li
Abstract
Ding Li
Abstract
According to the characteristics of Siemens S7-200 PLC, a communication method between the computer and PLC with VB6.0 is introduced. This paper mainly expounds the communication mode of S7-200 PLC, the application of MSComm control button and designing of communication program.
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According to the characteristics of Siemens S7-200 PLC, a communication method between the computer and PLC with VB6.0 is introduced. This paper mainly expounds the communication mode of S7-200 PLC, the application of MSComm control button and designing of communication program.
Key concepts: Siemens, Serial communication, Embedded system, Computer science, Simatic S5 PLC, Computer hardware, Mode (computer interface), Operating system