EEPW-ARM Cortex M3 DIY资料系列之——外围模块-vs1003.pdf VS1003 VS1003 PRELIMINARY VS1003 - MP3/WMA AUDIO CODEC Features Description Decodes MPEG 1 & 2 audio layer 3 (CBR VS1003 is a single-chip MP3/WMA/MIDI audio & VBR); MP3+V; decoder and ADPCM encoder. It contains a high- WMA 4.0/4.1/7/8/9 all proles; performance, proprietary low-power DSP proces- WAV (PCM + IMA ADPCM); sor core VS DSP4 , working data memory, 5 KiB ……