DQMH woes

[Taggart]

So from that image, the circular dependency between the connections and ModBus TCP totally make sense. But why the circular dependency between the project and the modbus TCP?

[drjdpowell]

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@Taggart wrote:

So from that image, the circular dependency between the connections and ModBus TCP totally make sense. But why the circular dependency between the project and the modbus TCP?

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Ah, should have specified that that is a Modbus TCP Server/Slave, not a Master.  The "Remote Control" is controlling this app, and so Requests from it are passing to the Project.  The other TCP Server in the picture is the same; the server builds the structure to accept Requests from remote Clients, so you end up with arrows pointing both ways.

If I remove the (less important communication start-up stuff) the diagram is this: