VS1005DS中文資料VLSI數(shù)據(jù)手冊PDF規(guī)格書

Analog Hardware Features

? Three channels of 24-bit audio ADC

? Two 24-bit audio DACs

? Stereo earphone driver for 30

load

? Internal microphone amplifiers

? Stereo FM radio receiver with RDS

? 10-bit ADC, 3-5 external inputs

? Operation from single power supply,

four programmable internal regulators

Digital Hardware Features

? 100 MIPS VS_DSP4 processor core

? 128 KiB program RAM (32 KiWord)

? 128 KiB data RAM (232 KiWord)

? Protected 8 Mi-bit FLASH (Optional)

? USB 2.0 Full Speed Host / Device

? I2S and SPDIF digital audio interfaces

? NAND FLASH interface with EEC

? SD Card interface

? 2 SPI bus interfaces

? 10BaseT Ethernet controller

? UART interface

? All digital pins are user configurable for

general purpose IO

? Flexible clock selection, default operation

from 12.288MHz

? Internal PLL clock multiplier for digital

logic

? RTC with battery backed memory

? Reed-Solomon error correction

? HW debug support with VSIDE via JTAG

Firmware and VSOS Features

? Decoders: MP3, WMA, Ogg Vorbis, AAC,

ALAC, FLAC, AIFF, WAV PCM, DSD

? Encoders: MP3, Ogg Vorbis,WAV PCM

? File I/O for SD cards and USB drives

? FM tuner and RDS decoder

? USB host and device libraries

? Extensive audio DSP library

? VSOS UART Shell Environment

? Flexible boot options

? Pre-emptive multitasking

? Easy-to-write software interface with VSIDE

? Graphical display with resistive touch panel