View source for KS0440 Keyestudio Piano Shield for Micro:bit (Black and Eco-friendly)



[[image:Ks0440-1.png|thumb|400px|right|Keyestudio Piano Shield for Micro:bit]]

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== Overview == 
Keyestudio piano shield is fully compatible with the micro:bit development board. <br>
The piano shield for micro:bit integrates the TTP229-LSF chip, 8 touch piano keys, 4 WS2812 LEDS and a passive buzzer element. <br>
It also comes with 6 edge connectors, containing two 3V power input/output connectors, 2 signal connectors. So it provides an easy way to connect other sensors/modules to micro:bit main board. <br>
Besides, it extends 2 rows of header pad interfaces, easy for soldering the pin headers/female headers of 2.54mm pitch. One row contains 3V power input/output and SPI communication; the other contains 3V power input/output, signal pin and I2C communication. <br>
The shield has two 3.2mm fixed holes, convenient for mounting on other devices.
<br>[[File:Ks0440-2.png|450px|frameless|thumb]]<br>  

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== Technical Details ==
* Power supply from: 
* ①'''Micro:bit main board:''' Micro USB port (5V); external power jack 3.3V
* ②'''Piano shield:''' edge connectors (3V); header pad interface (3V)
* Control chip: TTP229-LSF
* Dimensions: 124mm*55mm*10mm
* Weight: 29.9g

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== PINOUTS==
<br>[[File:0440图片1.png|500px|frameless|thumb]]<br>  

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== Hookup Guide ==
Insert firmly the micro:bit main board into the keyestudio piano shield.
<br>[[File:Ks0440-3.png|450px|frameless|thumb]]<br>  

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== Source Code ==
Copy the hex file code to your micro:bit just like copying a file to a USB drive. You can right click and choose "Send To→MICROBIT" 
<br>[[File:Ks0440-4.png|450px|frameless|thumb]]<br>  

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== Result == 
Send the code to micro:bit, the 4 WS2812 LEDS on the piano shield turn on red for 1 second, green for 1 second, blue for 1 second. 
<br>[[File:Ks0440-5.png|450px|frameless|thumb]][[File:Ks0440-6.png|450px|frameless|thumb]][[File:Ks0440-7.png|450px|frameless|thumb]]  <br>    

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When touch the different piano keys, buzzer will make a tone, and the 4 WS2812 LEDS show shiny colors.
<br>[[File:Ks0440-8.png|550px|frameless|thumb]]<br>   


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==Resource==

*'''Download relevant datasheet and code:

''' https://fs.keyestudio.com/KS0440

* [http://microbit.org/   BBC micro:bit website ] <br>
* [https://makecode.microbit.org/   Micro:bit MakeCode Block Editor ]<br>
* [http://microbit.org/guide/   Meet micro:bit starter programming] <br>
* [http://microbit.org/guide/features/    BBC micro:bit Features Guide ] <br>
* [http://microbit.org/guide/features/    BBC micro:bit Safety Warnings ] <br>
* [http://microbit.org/guide/quick/  BBC micro:bit Quick Start Guide ]  <br>
* [http://microbit.org/guide/hardware/pins/  BBC micro:bit Pins ]


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==Buy from ==
*[https://www.keyestudio.com/new-keyestudio-piano-ttp229-ls-shield-for-micro-bit-p0554.html  '''Official Website''']

*[https://www.aliexpress.com/store/product/NEW-Keyestudio-Piano-TTP229-LS-shield-for-Micro-Bit/1452162_33047897705.html?spm=2114.12010611.8148356.13.c4c06c0eetqfEU  ''' Shop on Aliexpress ''']


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[[category:Micro:bit]]