Search found 2 matches

by flaming_crossbow
Thu Feb 27, 2020 8:39 pm
Forum: Hardware
Topic: Better ADC i/o accuracy ESP32 boards?
Replies: 4
Views: 8871

Re: Better ADC i/o accuracy ESP32 boards?

Do you mean that it is a chip problem and not a pcb problem?
by flaming_crossbow
Thu Feb 27, 2020 1:34 pm
Forum: Hardware
Topic: Better ADC i/o accuracy ESP32 boards?
Replies: 4
Views: 8871

Better ADC i/o accuracy ESP32 boards?

Hello, I am a fanatic ESP32 mini user (MH ET LIVE or Wemos/Geekcreit D1 mini/WEMOS TTGO Mini D1 ESP32) because of its compact size. But i am experiencing major issues with the huge tolerances on the ADC's accuracy. Analog sensor measurements are way too inaccurate for serious measurements. At 1.5 V ...