PicoMite V6.00.02 betas


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matherp
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Joined: 11/12/2012
Location: United Kingdom
Posts: 11180
Posted: 10:51pm 10 Mar 2025      

  Quote  But suppose 1 or more bits were received incorrectly by the DS18B20 (e.g. due to interference or because it's a "bad chip")? Then it could be that it takes the measurement with 11 or 12 bits of resolution and of course takes longer to do so.
That would also explain why an additional delay seemed to help.

Very unlikely to be the case. Much more likely that the "bad" chip takes longer to do the conversion. Jim's code in the other thread tests this when powered (not parasitic) and tells how long each chip takes for each resolution