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Quite a few people have released the schematics and source code for their music player. | Quite a few people have released the schematics and source code for their music player. | ||
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Such open-source music players include: | Such open-source music players include: | ||
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* [[TRAXMOD]] Digital Audio Player | * [[TRAXMOD]] Digital Audio Player | ||
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== Elsewhere == | == Elsewhere == | ||
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''Some of these web sites are very difficult to post comments to. I suppose posting comments about these music players here -- at Open Circuits -- is the next best thing.'' | ''Some of these web sites are very difficult to post comments to. I suppose posting comments about these music players here -- at Open Circuits -- is the next best thing.'' | ||
− | + | == MP3 players by Raphael Abrams == | |
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− | == MP3 players by Raphael Abrams | ||
[http://walrus.com/~raphael/html/eejump.html MP3 players by Raphael Abrams] has designed and released the designs and has kits for 3 MP3 players ( http://www.teuthis.com/html/kits.html ): | [http://walrus.com/~raphael/html/eejump.html MP3 players by Raphael Abrams] has designed and released the designs and has kits for 3 MP3 players ( http://www.teuthis.com/html/kits.html ): | ||
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* MAKE: Daisy MMC/SD Mp3 Player | * MAKE: Daisy MMC/SD Mp3 Player | ||
* The [http://www.makezine.com/blog/archive/2006/08/open_source_mp3_player_kit_sak.html “Sakura”] MMC Mp3 Player | * The [http://www.makezine.com/blog/archive/2006/08/open_source_mp3_player_kit_sak.html “Sakura”] MMC Mp3 Player | ||
− | * The Super Simple (Compact Flash Card) Mp3 Player -- discontinued, or is it still available from http:// | + | * The Super Simple (Compact Flash Card) Mp3 Player -- discontinued, or is it still available from http://walrus.com/~raphael/html/kits.html ? |
The kits include the PCB and all parts that solder to it, including a pre-programmed microcontroller. | The kits include the PCB and all parts that solder to it, including a pre-programmed microcontroller. | ||
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2 versions of the source code, one in assembly, one in C. | 2 versions of the source code, one in assembly, one in C. | ||
− | + | == The Sakura, the World’s Simplest Open Source DIY MP3 player == | |
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− | == The Sakura, the World’s Simplest Open Source DIY MP3 player | ||
The Sakura, the World’s Simplest Open Source DIY MP3 player. | The Sakura, the World’s Simplest Open Source DIY MP3 player. | ||
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* http://mpic3.com/downloads/ "Mpic3": Source Code in CCS PIC C and has Compact Flash and FAT16 code within it; schematic and PCB. Based on Microchip PIC18F452 and VLSI VS1001K MP3 CODEC IC. | * http://mpic3.com/downloads/ "Mpic3": Source Code in CCS PIC C and has Compact Flash and FAT16 code within it; schematic and PCB. Based on Microchip PIC18F452 and VLSI VS1001K MP3 CODEC IC. | ||
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==MintyMP3== | ==MintyMP3== | ||
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seems to use less power than other Linux-based MP3 players. (?) | seems to use less power than other Linux-based MP3 players. (?) | ||
− | == | + | == [http://www.rockbox.org/twiki/bin/view/Main/RockboxPlayer Rockbox Player] == |
− | Project to design and build a Free/Open hardware | + | Project to design and build a Free/Open hardware audio player and recorder, for use with RockBox firmware. |
− | Based on AT91SAM9260, ARM926EJ-S processor and in Rockbox | + | Based on AT91SAM9260, ARM926EJ-S processor and in Rockbox, an open source firmware for mp3 players, written from scratch since year 2001. |
Rockbox firmware support for over 15 Sound Codecs, including OGG and FLAC. It's written in C, using Free Software tools as GCC-ARM C compiler. | Rockbox firmware support for over 15 Sound Codecs, including OGG and FLAC. It's written in C, using Free Software tools as GCC-ARM C compiler. | ||
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== iPod ? == | == iPod ? == | ||
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== Weird Sound Generator == | == Weird Sound Generator == | ||
− | * "Your First Wacky, Zany, Weird (and possibly Odd) Sound Maker Project - A.K.A. Weird Sound | + | * [http://www.musicfromouterspace.com/analogsynth/YOUR_FIRST_SYNTH/YOUR_FIRST_SYNTH.html "Your First Wacky, Zany, Weird (and possibly Odd) Sound Maker Project - A.K.A. Weird Sound Generator or WSG"] has a schematic and detailed instructions on a few ways of constructing a device that makes a few odd noises. "Notice the high reliability rubber band holding the entire assembly together. I prefer baling wire and/or duct tape myself for high reliability work." |
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== Wishlist == | == Wishlist == | ||
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* [http://lehmayr.de/e_mrmidi.htm Mr. Midi 2]: free open source; "Lyrics are displayed (when contained in MIDI file)"; SD card bootloader for ATmega168; ... put MIDI files on a SD card, plug the card in, and use the LCD screen and buttons under it to choose a file to play. | * [http://lehmayr.de/e_mrmidi.htm Mr. Midi 2]: free open source; "Lyrics are displayed (when contained in MIDI file)"; SD card bootloader for ATmega168; ... put MIDI files on a SD card, plug the card in, and use the LCD screen and buttons under it to choose a file to play. | ||
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