Micro:bit IO Expansion Board

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.

FEATURES

• 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

SPECIFICATION

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

DOCUMENTS

• Product wiki

SHIPPING LIST

• IO Extender for micro:bit (V1.0) x1