ElecFreaks Basic:bit for micro:bit three way I/O expansion, mini version

This is straight forward fairly basic expansion board for micro:bit, yet it is so useful! It carries a buzzer and three groups of GVS pins(P0/P1/P2) on board. Each group of GVS pins separately leads out the IO port, 3V port and GND port on micro:bit. Small size with simple structure, it is quite enough for you to complete 98% micro:bit projects.

Note: This is the basic:bit board only, please get the micro:bit here.

Features:

• Small size with smart design, it is a perfect match for your micro:bit.
• Easily connected to micro:bit and lead out its power and IO ports with screws only.
• Lead out P0/P1/P2/3V/GND port on micro:bit board.
• Allow you to complete 98% micro:bit projects with three IO ports.
• The switch on board controls the ON/OFF status of buzzer.

Material Needed:

• 1 x micro:bit
• 1 x basic:bit
• 1 x Octopus LED Module
• 1 x USB Cable
• 1 x GVS wire（Or Jumper Wire)

Parameter:

• Voltage: 3.3V （Powered by micro:bit）
• IO Ports: 3
• Dimension: 51.7mm x 29.1 mm

Packing List:

• 1 x basic:bit
• 7 x screws（5 is enough）

Documents:

• Basic:bit Guide

Here is a quick start guide on the spot:

Assembly

• Fix your basic:bit onto micro:bit with screws and nuts.
• Connect Octopus LED module to P1 port on your basic:bit.
• Then slide the switch to the speaker end.

Example Code

You can see the whole program via the link below:
https://makecode.microbit.org/_TWuPw3eE8eEE

After saving the above code into micro:bit, the buzzer starts to play the music again and again. At the same time, Octopus LED module twinkles with 1 second space.