Micro:bit IO Expansion Board

I lager.

149 kr

Artikelnummer: 358

A simple IO extension board for micro:bit. This board leads out all IO ports of micro:bit that are in accordance with Gravity standard interface. Meanwhile, it has independent I2C and Serial port. The board also integrates the frequently-used buzzer and edge connector contacts.
The silkscreens on the back clearly indicate the functions of all interfaces, which can help users to get started easily.


  • Gravity 3-Pin interface, plug and play, support DFRobot Gravity series
  • Lead out all micro:bit pins in the form of 3P pin header, 19 pins in total. 
  • Independent I2C and 1-way serial port.
  • Onboard buzzer and buzzer switch
  • Onboard edge connector contacts
  • Clear silkscreen, ENIG technology and high quality


  • Operating Voltage: 3.3V
  • Dimension: 45.5*66.5mm/1.79*2.62”
  • Interface: IO port ×19



  • IO Extender for micro:bit (V1.0) x1