ESP32 - DVM - high precision Digital Voltmeter

User avatar
Posts: 10
Joined: Thu Feb 01, 2018 2:43 pm
Location: Belo Horizonte , Brazil

ESP32 - DVM - high precision Digital Voltmeter

Postby jgustavoam » Sat Aug 04, 2018 10:38 pm

Hi ,
I developed this project at early year - ... -voltmeter

And I received 9th Prize in the Elektor ESP32 Design Contest 2018! ... ntest-2018

I hope that someone enjoy it.

ESP32 - Digital Voltmeter using old style ADC conversion method.
High precision, good stability , negative and positive Voltages ! Range -2V to +2V .
Method of Voltage measurement - Dual slope integrating ADC conversion.

ESP32 - DVM 7135 - Android Bluetooth Application
ESP32 - DVM 7135 - Blynk IOT WIFI tests - Youtube Video
ESP32 - generating CLOCK - 480KHz (50Hz/60Hz noise rejection)
My Blog of ESP32 Tutorials (only in portuguese)

Gustavo Murta (Brazil)
Retired IBM Brasil
Electronic hobbyist since 1976.

Return to “Hardware”

Who is online

Users browsing this forum: No registered users and 6 guests