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D1 芯片介绍

​D1s是全志针对智能解码市场推出的高性价比AIoT芯片。它使用64bit RISC-V架构的阿里平头哥C906处理器,内置了64M DDR2,支持Linux系统,同时集成了大量自研的音视频编解码相关IP,可以支持H.265,、H.264、MPEG-1/2/4、JPEG等全格式视频解码,支持ADC/DAC/I2S/PCM/DMIC/OWA等多种音频接口,可以广泛应用于智能家居面板、智能商显、工业控制、车载等产品。

D1s is a cost-effective AIoT chip designed by Allwinner for the intelligent decoding market. It uses a 64bit RISC-V ISA Alibaba T-Head C906 CPU, built-in 64M DDR2, supports Linux system, and integrates a large number of self-developed audio and video related IP, which can support full format decoding such as H.265, H.264, MPEG-1 /2/4, JPEG. D1s supports ADC/DAC/I2S/PCM/DMIC/OWA and other audio interfaces. It can be widely used in smart home panels, HMI, industrial control, smart cars and other products.

芯片框图

D1s芯片框图

参数规格

CPU

Alibaba T-Head C906 RISC CPU, 720MHz

32 KB I-cache + 32 KB D-cache

Memory

SIP 64 MB DDR2

SD3.0/eMMC 5.0, SPI Nor/NAND Flash

Video Engine

Video decoding
    H.265 up to 1080p@60fps

    H.264 up to 1080p@60fps

    MPEG-1/2/4, JPEG, VC1 up to 1080p@60fps

Video encoding
    JPEG/MJPEG up to 1080p@60fps

    Supports input picture scaler up/down

Display Engine

CVBS OUT interface, supporting NTSC and PAL format

RGB LCD output interface up to 1920 x 1080@60fps

Dual link LVDS interface up to 1920 x 1080@60fps

4-lane MIPI DSI interface up to 1920 x 1200@60fps

Video IN

8-bit parallel CSI interface

Audio

2 DACs and 3 ADCs

Analog audio interfaces: MICIN1P/N, MICIN2P/N, MICIN3P/N, FMINL/R, LINEINL/R, LIEOUTLP/N, LINEOUTRP/N, HPOUTL/R

Digital audio interfaces: I2S/PCM, DMIC, OWA IN/OUT

Connectivity

USB2.0 DRD, USB2.0 Host

SDIO 3.0, SPI x 2, UART x 6, TWI x 4

PWM (8-ch), GPADC (2-ch), LRADC (1-ch), TPADC (4-ch), IR TX&RX

10/100/1000M EMAC with RMII and RGMII interfaces

Package

eLQFP128, 14 mm x 14 mm

Chip process

22nm

官方技术讨论区

https://bbs.aw-ol.com/recent?cid[]=6