Odd behaviour of DS18B20

[Greebo]

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Ds18b20 and emonTX3CM firmware

If only life were that clean! I’ve noticed significant variations in how the various non-genuine ds18b20s work. Most are actually an improvement on the genuine part, but one group are a real pain to deal with. In my collection I’ve identified 4 different classes and it looks like the MSByte of the UID gives some clue as to which class they’re in: [Screenshot from 2020-06-08 09-55-32] The first group of 3 are genuines and perform as per the spec, with very little variation. I’ve got 100 of…