Outline
Project：Microduino LM4863 music player
Objective：Use Microduino LM4863 play the music, use the button to achive the "start","stop" function.
Difficulty：Elementary
Time-consuming：Half an hour
Maker：Microduino Studio-YLB
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Bill of Materials
| Module |
Number |
Function
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| Microduino-Core |
1 |
Core module
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| Microduino-FT232R |
1 |
Download program
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| Microduino-SD |
1 |
Store music file
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| Microduino-LM4863 |
1 |
Audio play
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| Microduino Duo-V |
1 |
Easy to debug
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| Horn |
one
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| Bread board |
one
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| Breadboard Jumper |
one box
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| Button |
one
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| memory card |
one
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| micro usb data calbe |
one
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Document
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Debugging
Step 1：Set up circuit
- Insert the memory card into Microduino SD card slot.
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Step 2：Make the audio file.
- Need a tool based the SoX. Choose the convert program according the working frequence of Microduino.
- Decompres the file, enter into "Microduino with 16 MHz" folder, put the audio file into this folder, and drag to the "FullRate@16MHz_Mono.bat" for batch.
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- After drag, will start the conversion program, it will pop up a dialog box that appears "press any key to continue...".
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- After finished, you can find a new folder where store the new file. If this failed, please convert the original audio file into .wav format, then try again.
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- Copy the audio file to memory card, then Insert the memory card into Microduino SD card slot.
- Use the IED to open Microduino example program, board type choose "Microduino Core (Atmega328P@16M,5V)"，before download, need to do following update：
- Some library has different pin defination, so please download the latest library.
- Need change the existing audino name in program to generated audio file name.
Result
After download, press the button to play the music, and press again, stop the music.
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Video
http://v.youku.com/v_show/id_XNjY1Njg5ODQw.html
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