DFRobot Micro:bit Driver Expansion Board (V1.0)

Take your Micro:bit projects to the next level with the DFRobot Micro:bit Driver Expansion Board (V1.0)! This powerful expansion board offers a wealth of pin resources, making it perfect for students, makers, and anyone keen on building small robotics or automation projects.

Key Features:

✅ Versatile Motor & Servo Control

• 4-way motor drives (can be reused as 2-way stepper motor drives)
• 8 servo interfaces (directly connected to Vin power for higher current supply)
• HR8833 motor driver with 1.5A continuous current capacity – perfect for small motors and N20 mini metal motors.

✅ Rich GPIO Expansion

• Breaks out 9 Micro:bit GPIO pins (P0, P1, P2, P8, P12, P13, P14, P15, P16)
• Supports the standard Gravity interface for easy sensor and module expansion.

✅ Flexible Power Options

• Supports 3.5V to 5.5V power supply
• Comes with a DC 2.1 plug, terminal for dry battery boxes, and USB to DC 2.1 adapter cable (for convenient power bank support).

✅ User-Friendly Indicators & Compatibility

• Positive and negative rotation indicators for each motor port
• Fully compatible with DFRobot Gravity modules and sensors.

Specifications:

• Digital Output Voltage: 0V / 3.3V
• Analog Output Voltage: 0~3.3V DC
• Servo Interfaces: 8
• Motor Interfaces: 4 DC motor ports / 2 stepper motor ports
• Dimensions: 63 x 58 mm (2.48 x 2.28 in)

Package Includes:

• 1 x Micro:bit Driver Expansion Board
• 1 x USB Charging Cable

Bring your Micro:bit to life with this feature-rich expansion board. It’s ideal for STEM education, prototyping, and creative maker projects!