Micro:bit Expansion Board – GPIO Breakout

Overview

Expansion board that breaks out all BBC micro:bit edge connector pins to easy‑access 2.54mm pitch headers and screw terminals. Designed for classroom prototyping, robotics projects, and sensor interfacing. Compatible with both micro:bit V1 and V2.

Key Features

• All GPIO, power, and signal pins on standard 2.54mm headers
• Screw terminals for stable external power (3.5–5V)
• On‑board reset button and power LED
• M3 mounting holes for permanent installations

Specifications

• Power Input: 3.3V via micro:bit or 3.5–5V via screw terminal
• PCB Material: FR‑4 with gold‑plated contacts
• Compatibility: micro:bit V1 and V2

Dimensions & Weight

• Length: ~65 mm
• Width: ~55 mm
• Height: ~10 mm
• Weight: ~30 g

Package Includes

• 1 × Micro:bit Expansion Board

Applications

• Robotics and motor control
• Sensor interfacing and prototyping
• STEM education and classroom projects