EMBO - Scope for only $6. Embedded instruments: Oscilloscope, Logic Analyzer, Voltmeter, Counter, PWM and Signal Generator on STM32 MCUs (F1, F3, L4, G4 ....). PC app for Windows, Ubuntu and macOS. Firmware is in C, PC GUI app is in C++ Qt 5.

Esp32 Voltmeter monitor client

Tiny Scope for Arduino

An Isolated design for a demo board using the Analog Devices ADE9078 3 phase AC wattmeter. Design allows both WYE (STAR) and Delta (TRIANGLE) distributions to be measured along with Blondel and non-Blondel measurement schemes. The project includes a SPI based Arduino style library.

Using the ADC on a PIC16F676 to display a voltage on an LCD module

Linear (now Analog Devices) LTC 2990 Quad I2C Voltage, Current and Temperature Monitor driver

Open source firmware for DSN-VC288 3 digits volt amper meter

Automatically exported from

Web Bluetooth demo for HiDANCE USB energy meters

A few aioble (asyncio BLE) examples of MicroPython using esp32

The Electric Circuits project implementation of a voltmeter to measure the voltage between 0 and 30 when the circuit is connected to the power supply.

The output voltage of the sensor is converted by ADC.

Raspberry Pi Pico ADC Voltmeter

AVR Voltmeter

e_Lab is a modern, distributed application designed to seamlessly connect hardware data sources (such as ESP32 Arduino) with web-based user interfaces. By utilizing a decoupled architecture consisting of a Python backend and a React frontend, e_Lab provides a highly flexible and dynamic environment for hardware monitoring and control.

PIC 16F877A kullanılarak güneş pili volt ve akım değerleri ölçülür.

STM32 stuff

AtMega16 + ds1307(rtc) + lcd(HD44780) + microSD

AVR Voltmeter