M90E32AS calibration error after power loss

Feb 23, 2022 2:05 PM

zCougar

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3 × CircuitSetup Expandable 6 Channel ESP32 Energy Meter
- each have 2 × Atmel M90E32AS Enhanced Poly-Phase High-Performance Wide-Span Energy Metering IC

3 × 77DE-06-09 Ideal Power Ltd. 9 VAC power supply

Running ESPHome 2022.2.4

Calibrated UgainA register values for every IC:

gain_voltage: "12770"
gain_voltage: "12674"

gain_voltage: "12638"
gain_voltage: "12727"

gain_voltage: "12697"
gain_voltage: "12750"

UoffsetA is not configured and is 0x0000 by default

Phase A Voltage RMS (UrmsA) register value in 1 sec interval

Power reset to boards at 12:35:50

iot

esp32

influxdb

energy

esphome