The Micro Dot pHAT is a driver board for creating retro-style LED matrix displays on your Raspberry Pi. Supporting up to six Lite-On LTP-305 LED matrices (5×7 pixels each), it delivers a charming low-resolution aesthetic perfect for scrolling text, clocks, and visualisations.

With three IS31FL3730 LED drivers onboard, you can mix and match green and red matrices to create custom display configurations. This is the pHAT board only—LED matrices sold separately.

Key Features

• 6 Matrix Slots – Up to 30×7 pixels total resolution
• 3× IS31FL3730 Drivers – I2C-controlled LED drivers
• Flexible Configuration – Use 1-6 matrices in any combination
• Green and Red Options – Mix matrix colours for effect
• Decimal Points – Each matrix includes a decimal point LED
• Python Library – Easy programming with Pimoroni libraries

Specifications

• LED Drivers – 3× IS31FL3730
• Matrix Support – Up to 6× LTP-305 (5×7 pixels each)
• Interface – I2C
• Weight – 10g

Compatibility

• Raspberry Pi 3B+, 3, 2, B+, A+
• Raspberry Pi Zero and Zero W

Ideal For

• Retro-style clocks and timers
• Scrolling text displays
• Audio spectrum analysers
• Status indicators and dashboards

Package Contents

• 1× Micro Dot pHAT (driver board only)

Resources

• Getting Started Guide
• Python Library on GitHub