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Raspberry Pico W RGB Matrix Information Display driven by MQTT

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SMerrony/picowpanel

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PicowPanel

An MQTT-driven Pico W-based information panel using a HUB75 RGB LED matrix display.

The code has been tested with both 64x64 and 64x32 panels.

A lot of the code is shared with my similar PicowTFTPanel project.

---
title: Typical HA Setup
---
flowchart LR
    I[Internet] --- | | R[Node-Red / HomeAssistant]
    L[LAN] --- R
    Z[Zigbee2MQTT] --- M
    R ---| |M((MQTT Broker))
    M ---| |P[PicowPanel]
    M ---| |PT[PicowTFTPanel]
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Configuration

Rename the dummy_wifi_config.h to wifi_config.h and edit it to suit your WiFi setup.

  • config.h has some basic definitions used throughout the code
  • info_items.c has the specific display items and their MQTT topics
  • mqtt.h contains the high-level MQTT connection details
  • picowtftpanel.c has the pin definition for the AM2302 near the top
  • rgb_led_config.h includes the pin connections and dimensions of the display

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Raspberry Pico W RGB Matrix Information Display driven by MQTT

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