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A passive Modbus RTU bus listener based on ESP32-C3 Mini that monitors communication on a Modbus bus, parses Acrel ADL400 three-phase energy meter data, and publishes it via ...

┌──────────────────┐ RS485 Bus ┌──────────────────┐ │ MODBUS MASTER │ ─────────A / B────────────── │ MODBUS SLAVE ...