OpenMarine
McArthur Hat with One wire DS18B20 sensor - Printable Version

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McArthur Hat with One wire DS18B20 sensor - Pamina - 2024-07-11

I have a McArthur Hat on a PI5.  I connected a DS18B20 sensor, enabled the 1w interface all as per manual.  I tried various GPIOs (19,0 and various others) but the sensors did not show up in the GPIO app.   I have found 3.3v on the red wire which I would expect.
 Checking GPIO... | 1W enabled | pulses disabled | digital disabled | service not running | Access to Signal K server validated  
 Any ideas anyone.


RE: McArthur Hat with One wire DS18B20 sensor - Sailoog - 2024-07-12

It will work only in GPIO19.

Any error in "check system" output?


RE: McArthur Hat with One wire DS18B20 sensor - Pamina - 2024-07-17

No other errors other than the pulses disabled warning above. Tried another DS18B20 and no difference.


RE: McArthur Hat with One wire DS18B20 sensor - Rhino - 2024-09-09

(2024-07-11, 09:22 PM)Pamina Wrote: I have a McArthur Hat on a PI5.  I connected a DS18B20 sensor, enabled the 1w interface all as per manual.  I tried various GPIOs (19,0 and various others) but the sensors did not show up in the GPIO app.   I have found 3.3v on the red wire which I would expect.
 Checking GPIO... | 1W enabled | pulses disabled | digital disabled | service not running | Access to Signal K server validated  
 Any ideas anyone.

Hi Pamina
Did you manage to resolve this? I've encountered the same issue  Undecided
Thanks