Seeed Studios RobotBit - Robot Expansion Board for BBC micro:bit

Description

Robotbit is an excellent robotic expansion board specially designed for primary school students/training institutions/parents/ enthusiasts as a robotic accessory.It has a powerful ability to drive DC motors, stepper motors, servos, and onboard buzzer and RGB pixels and IO pins from the micro:bit. It comes with 18650 battery holder, integrated lithium battery boost, charging and protection chip. Support for external power input. Mechanically support for KittenBot robotic chassis and LEGO technical slots.The powerful drive capability and built-in battery make DIY more convenient and free. It is an excellent choice for your robotic projects based on Micro:bit!Board Features:1. 5V external power input（with reverse voltage protection）2. Power switch3. Power Indicator4. Battery Indicator5. Micro USB charging port6. 4-channel DC motor / 2-channel stepper motor7. Jumper for buzzer selection8. 8 channel IO（corresponding to Micro:bit P0-P2、P8、P12-P15）9. 5V and GND port10. Buzzer11. 8 channel servo port12. I2C interface (expandable I2C module)13. 18650 battery case14. Battery protection recovery push button15. Micro:bit edge connector16. 4x RGB pixel17. Servo driver (PCA9685)18. 2xDc/Stepper driver (DRV8833)19. KittenBot robot chassis mounting hole20. Standard LEGO hole