MIB for programmable HVAC controller, not sure how to approach as cmk plugin

[curtisbowden]

Found an example in this thread, by @Yggy

How does 1 create a check to just get some SNMP values from a device

It depends on the structure of the SNMP data. You could implement separate service checks for each or just use the name as item. Have a look at the existing check plugins to get an idea how it is done.