Audio Player Using Arduino With Micro SD Card
DESCRIPTION
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Many of People want to interface the SD card with arduino or want some audio output via arduino.
So here is easiest and cheapest way to interface SD card with arduino . you can use the audio output from arduino via a switch or sensor .
you can play any type of sound ,music and recording but that audio will be in to .wav file. If it is in .mp3 or any other audio type then we will convert it into .wav file.
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- arduino uno
- micro SD card Adapter module
- micro SD
- Card Reader
- Speaker or earphone speaker
- woofer or amplifier
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Go to the Link to convert the audio into .wav .
http://audio.online-convert.com/convert-to-wav
- Go to The Link
- Upload your audio you want to convert to WAV
Change bit resolution to " 8bit ".
Change sampling rate to " 16000Hz ".
Change audio channels " mono " .
Click on " Show advanced options ".
PCM format " unsigned 8 bit ".
- Convert file.
At next page click on "direct download link"
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Download the Zip file and Extract it.
Here you will get the " SD formatter "
install the SD formatter in your PC.
Now, Connect your card with PC via USB card reader.
Open SD card formatter.
Select the drive of sd card then click on format .
In Next Step Open your SD card Drive .
Past the Audio file that we have converted in .wav file
Rename the file to "test.wav".
Attachments
Open The arduino Software
Click on then Sketch >> Include Library >> Add zip Library
Select "TMRpcm.zip" that is in zip folder.
Download the code from link below or i have already mentioned in zip file .
Connect your arduino with pc and upload the Codes.
Attachments
Insert the card in micro sd adapter module.
Connect the circuit as given below.
CS ---------------------->> 10
SCK ---------------------->> 13
MOSI -------------------->> 11
MISO--------------------->> 12
VCC --------------------->> +5v
GND--------------------->> Arduino's Ground
Speaker Connection
one pin is in to 9 pin of Arduino and other is GND of Arduino
Now , It's Ready...............................
Click Reset button to play audio every time.
The OUTPUT sound is very Low so you can use woofer or amplifier for batter Output.