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batteader9.py for esp8266 & esp32 #5

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sfranzyshen opened this issue Aug 14, 2020 · 2 comments
Open

batteader9.py for esp8266 & esp32 #5

sfranzyshen opened this issue Aug 14, 2020 · 2 comments

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@sfranzyshen
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batteader9.py
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sfranzyshen commented Aug 14, 2020 •
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https://www.programcreek.com/python/example/101393/machine.ADC
micropython/micropython#2352
https://forum.micropython.org/viewtopic.php?t=3054

https://github.com/micropython/micropython/blob/073b9a5eb888b26be7ce4c65e9649b6c3857ba39/ports/esp8266/machine_adc.c#L41

@sfranzyshen sfranzyshen changed the title batteader9.py batteader9.py for esp8266 & esp32 Aug 15, 2020
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using the built in read vcc adc will not work well for battery testing because all esp's are 3.3v and have a regulator ... a external circuit connected to the external adc should be designed into the OttoDIYESPShield

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