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MQTT PWM Dimmer Controller
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README.md

ESP MQTT Lightdimmer

A esp based pwm dimmer Controller.

Used to Control a meanwell dimmable power supply via mqtt.

Topics

Brightness

Value from 0 to 100.

Set Brightness: devicename/dim/set

Returns value at devicename/dim

Fadetime

Fadetime is the time in milliseconds a fade from 0 to 100% should take.

Set Fadetime devicename/fadetime/set

Returns value at devicename/fadetime

Hardware

  • Olimex ESP32-POE-ISO
  • TLP621 Optocoupler
  • 100 Ohm Resistor
  • Dimmable Powersupply with pwm control input.

Wiring

Wiring overview ESP32 Hardware