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发表于 2018-11-9 16:22:50
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本帖最后由 Eiman 于 2018-11-9 16:30 编辑
这是山景的芯片功能
MVSILICON AP8064 Audio Application Processor
1. Overview
As a highly integrated SoC for audio application processing, AP8064 integrates ARM
Cortex-M3, OTG, SD/MMC card controller, SARADC, audio DAC, audio ADC,
segment LCD display driver, RTC and IR decoder in a single chip. AP8064 supports
Bluetooth stack, MP3/WMA/FLAC/AAC decoder etc, and MP2/3 encoder. AP8064
offers low power consumption, flexible and more powerful wireless audio player
solution.
1.1 Features
l ARM Cortex-M3, running @ 96MHz, with 128K byte SRAM
l Embedded LDO, with 3.3V output
l OTG 2.0 full-speed controller
l SD/MMC card controller
l 20-bit high quality Audio DAC and 16-bit Audio ADC
l Built-in Capless earphone driver
l MIC amplify block with AGC
l IIS digital audio input/output
l 3 pairs of auxiliary audio input
l 12-bit SARADC
l Low power RTC with NVM to save external RTC & EEPROM
l Display driver for Segment LCD
l Tone generator
l High speed UART with flow control
l Multiple PWM outputs
l IR (NEC) decoder
l Touch key driver
l Multiple GPIOs for various purposes
l 2-wired debug port
l Running code from SPI-flash and the firmware can be updated through SD or
USB disk
l Code encryption mechanism in SPI-flash
l Support Bluetooth stack, including A2DP, AVRCP, Hand Free protocol
l Support MP2/MP3/WMA/FLAC(8/16/24bit)/AAC/WAV(IMA-ADPCM and
raw PCM) decoder etc
l Support MP2/MP3 encoder
l Built-in super bass sound effect
l Built-in echo generator
l Built-in parametric EQ
l Support FAT16/FAT32 file system |
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