Ok thought my RS485 issue was a Mega-Bas issue, But No?

[DrJeff]

I thought my issue with the RS485 was a Mega-BAS issue but I have no RS485 from Pumps tried changning addresses, adapters, disconnecting and reconecting, power cycling. I think it is a core issue.
replay (2).zip

I even reinstalled on a new Pi4, same RS485 problem with MegaBAS Board ver3.3 or 4.1 or USB adapter

[DrJeff]

Oh my! Not anything with code or software one pump had a bad bus wire was getting grounded. Changed bad cable all working now! 🥳

[rstrouse]

That will do it!