VS1053B Datasheet, PDF (78/79 Pages) List of Unclassifed Manufacturers – Ogg Vorbis/MP3/AAC/WMA/MIDI AUDIO CODEC

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VS1053b preliminary
VS1053B
12. DOCUMENT VERSION CHANGES
12 Document Version Changes
This chapter describes the most important changes to this document.
Version 0.5 for VS1053b, 2007-12-03
• Ogg Vorbis recording now documented in Chapter 9.7.
• Added stereo ADPCM recording and an example to Chapter 9.8.
• Added WAV PCM header example to Chapter 9.6.
• Simplified LQFP-48 Typical Connection Diagram (Chapter 6) by removing one of the images.
Version 0.4 for VS1053b, 2007-09-06
• First published version.
• Completely rewritten Chapter 9.5: Operation / Play and Decode. New designs should be based on
this new version.
• Updated Image 3: Typical Connection Diagram Using LQFP-48.
• Rename SM OUTOFWAV SM CANCEL.
• Many minor changes like typo corrections.
Version 0.3 for VS1053a, 2007-01-16
• I2S pins are now in GPIO4-GPIO7, they no longer overlap with GPIO0 and GPIO1.
• Extra parameter structure updated (version 3), location changed to X:0x1e00.
Version 0.2 for VS1053a, 2006-10-03
• Updated codec and feature lists.
• Mention of quiet power-off added to feature list.
• EarSpeaker documentation added.
• ADPCM encoding updated.
Version 0.5, 2007-12-03
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