1answers

[Others] How to read a 5V ratiometric sensor using a 1.1V fixed vref ADC?

The ACS712 outputs a voltage from 0-5V and the ESP32 ADC reads from 0 to 3.3V using 1.1V as vref. There is a voltage divider already to reduce the 5V to 3.3 range.The problem is: voltage drops on the ...
Ranking Name Answers
1 PCBWay Team 8
2 Frederic 3
3 Engineer 1
4 Jegatheesan Soundrapandian 1