AVR-based, galvanically isolated, bidirectional DC energy meter with Modbus RTU interface.
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Updated
Oct 29, 2025 - C++
AVR-based, galvanically isolated, bidirectional DC energy meter with Modbus RTU interface.
Evaluation project for the INA228 using a STM32F030F4
ESPHome Indoor Multi-Sensor hardware. This design supports Radar/PIR Presence, Temperature, Humidity, Pressure, Light, CO2, CO, VOC, NOX and PM sensors. Add a speaker and microphone and you have the kitchen sink too! Click the link below to configure a new device.
Electric Load and Logger
This tool provides a logging function that gets data on voltage, current and power consumption. Voltage input range is from 0 to 85V, Maximum current input is 15A.
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