VS1103
VS1000
VS1053
VS1033
VS1003
VS1002
VS1011
AUDIO DECODER SUPPORT
Ogg Vorbis
N
Y
AAC
eAAC+
WMA
MP3
MP1+MP2
Midi
SP
GM1
ADPCM
PCM
plugin
WAV
FLAC
AUDIO ENCODER SUPPORT
-
Linear
DIGITAL HARDWARE
GPIO pins
4
many
8
SPI
UART
I2S
master
USB
Flash interface
Timers
2
Watchdog
ANALOG HARDWARE
Sample rate converter
Stereo DAC
Headphone driver
Mic amplifier
mono
Line input
stereo
Linear regulator
Voltage monitor
FIRMWARE FEATURES
EarSpeaker processing
Bass control
Treble control
Playback time counter
Tolerance of bit errors
Streaming support
Fast forward / rewind
Pitch shifting
Y (Midi)
Time scaling
Spectrum analyzer
CUSTOMIZATION
Standalone operation
Customization IRAM (KiB)
5
16
Boot from external memory