Talking to a PLC from C#, Part 3: Safe Writes and a Clean Abstraction Layer

We've come a long way. In Part 1 we connected a C# app to a Beckhoff PLC and did our first read and write. In Part 2 we stopped polling, subscribed to notifications, and learned to read a whole struct in one shot. So far, though, we've mostly been reading. This post is about the other direction — writing back — and it's where the stakes change.... Weiterlesen