Hello all,
In the link below I have published the schematic, PCB and software to create an utility meter reader(for energy in my case) that is counting the light pulses from meter LED and sends the data via MQTT to OpenHab.
Hello all,
In the link below I have published the schematic, PCB and software to create an utility meter reader(for energy in my case) that is counting the light pulses from meter LED and sends the data via MQTT to OpenHab.