RobotBit Robot Expansion Board for Micro:bit
SKU 105990110
Robotbit is an excellent robotic expansion board specially desi gned (for Microbit, by
KittenBot team) for primary sch ool students/ training institutions/parents/ enthusiasts as
a robotic accessory.
Product Feature
It has a powerful ability to drive DC motors, stepper motors, s ervos, and onboard buzzer
and RGB pixels and release all va lid IO from microbit, with sup port the most common
electronics module in the market.
It comes with 18650 ba ttery holder, integrated lithium battery boost, charging and
protection chip. Suppo rt for external power input. Mechnically support for KittenBot
robotic chassis and LEGO technical slots.
The powerful drive capability an d builtin battery make DI Y mor e convenient and free. We
have received unanimous praise from the school teacher t rain in g institution s and
individual enthusiasts. It is an excellent choice for your robotic projects based on Micro:bit!
Hardware interface
1. 5V external power input with antire verse protecti on
2. Power switch
3. Power Indicator
4. Battery Indicator
5. Micro USB charing port
6. 4channel DC motor / 2channel stepper motor
7. Jumper for buzzer selection
8. 8 channel IO corresponding to Micro:bit P0P2P8P12P15
9. 5V and GND port
10. Buzzer
11. 8 channel servo port
12. I2C i nterface (expandable I2C module)
13. 18650 battery case
14. Bettery protection recovery pus h button
15. Micro:bit edge connector
16. 4x RGB pixel
17. Servo driver (PCA9685)
18. 2xDc/Stepper driver (DRV8833)
19. KittenBot robot chassis mounting hole
20. Standard LEGO hole