mp3 Player Schematics + Firmware

This project received 12 bids from talented freelancers with an average bid price of $808 USD.

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Need an mp3 player schematics + firmware which can play mp3 + wav files from an SD Card or a USB flash memory (preferred) and can be controlled from an external MCU on serial


- play mp3 and wav files

- play music from an external USB flash memory (preferred) or SD Card

- controlled on serial from an external MCU: commands: Play, Pause, Next song, Previous song, Volume, Read status ( return Play, Pause Stop), Read number of melodies from memory, Read melody list with names from memory (not really need)

- has a line out for headphones

- price for all components needed must be maximum 25 USD (on Farnell, DigiKey, ..)

You must provide schematics (not the PCB drawing) and firmware with code source for it.

You can use VS10xx chip or any other chip you want.

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