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
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