Gradient color MQTT command

    mosquitto_pub -t 'esp/curvy/pixels/grad' -m 
    '{
        "led_start":0, 
        "nb_leds":256, 
        "col_start":{"r":255,"g":0,"b":255}, 
        "col_stop":{"r":0,"g":255,"b":0}

    }'

Progressive MQTT webapp in progress

first draft functional, webapp available on github, note that you need an mqtt broker host.

Construction

Flexible Panel 8 x 32 WS2812B RGB leds 

  • power supply 5V 20A 100W with double outputs
  • 3d printed holders for neat cables fixing
  • double powered powered in the input (left) and in the middle, the esp32 is powerd from the end (right)
  • Panel side holder 
  • Fit in place
  
  • Screws mounting in the bottom
  • 3d printed case for the ESP32, as simple as possible just to avoid shortcuts