# Basic:bit

## Introduction  
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Basic:bit is a basic breakout board of micro:bit. 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.


## Features  
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- 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. 
- 
![](./images/basic_bit_02.png)

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


## Packing List  
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- 1 x basic:bit
- 7 x screws（5 is enough）


## Case Study  
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### 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)


### Assembly  

![](./images/CIdYsAa.jpg)

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/_AvW79jCcU2XA](https://makecode.microbit.org/_AvW79jCcU2XA)

Or you can download the program directly from the page below: 

<div style="position:relative;height:0;padding-bottom:70%;overflow:hidden;"><iframe style="position:absolute;top:0;left:0;width:100%;height:100%;" src="https://makecode.microbit.org/#pub:_AvW79jCcU2XA" frameborder="0" sandbox="allow-popups allow-forms allow-scripts allow-same-origin"></iframe></div>


### Final Effect  

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.


## Documents  
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