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5x5 RGB Matrix Breakout

✅ Active 🚫 Unsupported
display Pimoroni Model: PIM435 📅 Acquired: Jan 2022

5x5 RGB LED matrix, individually addressable by Pimoroni

Connection Types

i2c

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Overview

The 5x5 RGB Matrix Breakout is a grid of 25 individually controllable RGB LEDs driven by the IS31FL3731 matrix LED driver chip.

The board features:

  • 5x5 (25 total) RGB LEDs
  • IS31FL3731 LED driver chip
  • 8-bit PWM control per LED (256 brightness levels)
  • I2C interface (address 0x74, or 0x77 with trace cut)
  • 3.3V or 5V compatible
  • Integrated power regulator

Configuration Notes

  • Requires I2C, i2c_id is optional, but i2c component is required.
  • Default I2C address: 0x74 (can be changed to 0x77 by cutting a trace on the board)
  • Uses the IS31FL3731 LED matrix driver
  • Each LED has independent RGB control with 8-bit PWM
  • Can be used as an addressable light or display component

Status Remarks

IS31FL3731 not supported yet in ESPHome

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