# MP3 Module(EF05038)

## Introduction

It is able to play the music.

![](./images/05038_01.png)

## Products Link

[ELECFREAKS PlanetX MP3 Sensor](https://shop.elecfreaks.com/products/elecfreaks-planetx-mp3-sensor?_pos=1&_sid=5e0abcdff&_ss=r)

## Characteristics


 Designed with RJ11 ports and easy to plug.

## Specification


Item | Parameter 
:-: | :-: 
SKU|EF05038
Connection|RJ11
Connection Type|Digital input
Working Voltage|3.3V
Core IC|YX6300


## Outlook and Dimension



![](./images/05038_02.png)


## Quick to Start


### Materials Required and Connection Diagram

 Connect the ASR module to the IIC port and the MP3 module to J1 port on Nezha expansion board. 


![](./images/05038_03.png)

## MakeCode Programming


### Step 1

Click "Advanced" in the drawer of the MakeCode to see more choices.

![](./images/05001_04.png)

We need to add a package for programming. Click "Extensions" in the bottom of the drawer and search with "PlanetX" in the dialogue box to download it. 

![](./images/05001_05.png)

***Note:*** If you met a tip indicating that the codebase will be deleted due to incompatibility, you may continue as the tips say or build a new project in the menu. 
### Step 2
### Code as below

![](./images/05038_06.png)


### Link
Link: [https://makecode.microbit.org/_6L7Mdji6t85Y](https://makecode.microbit.org/_6L7Mdji6t85Y)

You may also download it directly 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:_6L7Mdji6t85Y" frameborder="0" sandbox="allow-popups allow-forms allow-scripts allow-same-origin"></iframe></div>  


### Result
 The MP3 module is controlled by the ASR module. 

### Attention

![](./images/05038_07.png)



## Python Programming 


### Step 1

Download the package and unzip it: [PlanetX_MicroPython](https://github.com/lionyhw/PlanetX_MicroPython/archive/master.zip)

Go to  [Python editor](https://python.microbit.org/v/2.0)

![](./images/05001_07.png)

We need to add enum.py and mp3.py for programming. Click "Load/Save" and then click "Show Files (1)" to see more choices, click "Add file" to add enum.py and mp3.py from the unzipped package of PlanetX_MicroPython. 

![](./images/05001_08.png)
![](./images/05001_09.png)
![](./images/05034_10.png)

### Step 2

### Reference

```
from microbit import *
from enum import *
from mp3 import *
player = MP3(J1)
while True:
    if button_a.is_pressed():
        player.exeCute(Play)
    elif button_b.is_pressed():
        player.exeCute(Pause)
```


### Result
 Press button A on the micro:bit to start playing the music; press button B to stop playing the music.

## Relevant File


## Technique File