Read the wired or wireless mbus protocol to acquire utility meter readings.
Sound Level Meter with ESP32 and I2S MEMS microphone
Transform your spin bike into a Smart Trainer!
Smart energy meter capable of monitoring up to 16 channels. Supports MQTT, REST API, Modbus TCP, InfluxDB, AWS IoT Core. Friendly UI and fully open source (PCB, schematics, components, source code)
K-System loudness meter according to Bob Katz' specifications
LCR meter project. An Inductance, Capacitance and Resistance meter, Arduino NANO(v3) based.
An advanced CO2 Monitor/Meter firmware for ESP32 with Android and iOS App for real time visualization and charting of air data, data logger, a variety of communication options (BLE, WIFI, MQTT, ESP-Now) and many supported sensors.
📦 AI-on-the-Edge Device [SLFork] - Smart AI-on-edge meter digitization based on ESP32 / ESP32-S3, upstream core principle with custom enhancements
The ultimate battery tester with ESR measurement and discharge graph. Based on an Arduino Nano and a 1602 LCD.
Loudness meter for correctly setting up tracking and mixing levels (gain staging).
Компонент EspHome для счетчиков Энергомера CE102M, CE301, CE303, CE307 (IEC/МЭК/ГОСТ 61107)
Arduino MBUS Reader for electricity meters with DLMS COSEM interface. Demo code for MBUS Slave feather wing and MBUS Slave MKR shield
Capacitance meter, Arduino-based, three tests , range 18pf to 4F , Push Button input , OLED and serial monitor output.
Arduino / ESP32 library for the JSY1031, JSY-MK-163, JSY-MK-193, JSY-MK-194, JSY-MK-227, JSY-MK-229, JSY-MK-333 families single-phase and three-phase AC bidirectional meters from Shenzhen Jiansiyan Technologies Co, Ltd. (https://www.jsypowermeter.com)
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