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Timeline for NodeMCU dev board shows 13 for ADC when grounded - why?

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Jan 15, 2023 at 22:00 history bumped Community Bot This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
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Dec 25, 2021 at 23:55 comment added pwnell Won’t work as I said, it is 13 when wifi is off, 2-3 if wifi is on. That will not be reliable.
Dec 24, 2021 at 21:56 comment added dandavis just subtract 13 from the adc read, problem solved.
Dec 21, 2021 at 19:23 answer added Majenko timeline score: 2
S Dec 21, 2021 at 19:10 review First questions
Dec 21, 2021 at 19:28
S Dec 21, 2021 at 19:10 history asked pwnell CC BY-SA 4.0

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