VS1103b
Features
Description
- Mixes three audio sources
- General MIDI 1+ / SP-MIDI
- WAV (PCM + IMA ADPCM)
- Microphone or line input
- Encodes IMA ADPCM from microphone, line input or mixed output
- Input streams can use different sample rates
- Ear Speaker Spatial Processing
- Bass and treble controls
- Operates with a single 12. . . 13 MHz clock
- Internal PLL clock multiplier
- Low-power operation
- High-quality on-chip stereo DAC with no phase error between channels
- Stereo earphone driver capable of driv- ing a 30 Ω load
- Separate operating voltages for analog, digital and I/O
- 5.5 Ki B on-chip RAM for user code / data
- Serial control and data interfaces
- Can be used as a slave co-processor
- SPI flash boot for special applications
- UART for debugging purposes
- New functions may be added with soft- ware and 4 GPIO pins
VS1103b is a single-chip MIDI/ADPCM/WAV audio decoder and ADPCM encoder that can handle up to three simultaneous audio streams. It can also act as a Midi...
