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Make 690
Update to the open source AVR Butterfly MP3 player –

A basic MP3 player using a NOKIA 3310 LCD and AVR Butterfly. Currently supports both graphical display and the original butterfly screen. Basic FAT16 support on MMC cards.

This is an open source project so contributions are most welcome. Hardware designs in Protel 2004, Protel 99 and Eagle 4.1 format. All code is compiled using GCC with avrlibc 1.2.

New firmware version 0.6. – Accurate Battery usage indication, Full FAT16 Directory Support, Serial Remote control interface.

AVR Butterfly MP3 player – Link & more.