本帖最后由 zhangyue510 于 2021-8-14 15:42 编辑
D1 芯片介绍
【国产半导体之光】 【全志科技&阿里平头哥 联合开发】
【RISC-V开源指令集】【全球首款平头哥C906核心的芯片】
D1 是全志科技首款基于RISC-V指令集的芯片,集成了阿里平头哥64位C906核心,支持RVV,1GHz主频,可支持Linux、RTOS等系统。同时支持最高4K的H.265/H.264解码,内置一颗HiFi4 DSP,最高可外接2GB DDR3,可以应用于智慧城市、智能汽车、智能商显、智能家电、智能办公和科研教育等多个领域。
为方便开发者学习和合作伙伴进行方案评估,全志在线基于D1芯片定制了高集成度专用开发板,代号:哪吒!
参数规格
CPU 阿里平头哥玄铁C906主核,64bit RISC-V指令集32 KB I-cache + 32 KB D-cache
DSP code">HiFi4 DSP 600MHz32 KB I-cache + 32 KB D-cache64 KB I-ram + 64 KB D-ram
Memory
DDR2/DDR3, up to 2 GBSD3.0/eMMC 5.0, SPI Nor/Nand Flash
Video Engine
Video decoding - H.265 up to 1080p@60fps, or 4K@30fps - H.264 up to 1080p@60fps, or 4K@24fps - MPEG-1/2/4, JPEG, VC1 up to 1080p@60fpsVideo encoding - JPEG/MJPEG up to 1080p@60fps - Supports input picture scaler up/down
Video OUT
RGB LCD output interface up to 1920 x 1080@60fpsDual link LVDS interface up to 1920 x 1080@60fps4-lane MIPI DSI interface up to 1920 x 1080@60fpsHDMI V1.4 output interface up to 4K@30fpsCVBS OUT interface, supporting NTSC and PAL format
Video IN
8-bit parallel CSI interfaceCVBS IN interface, supporting NTSC and PAL format
Audio
2 DACs and 3 ADCsAnalog audio interfaces: MICIN1P/N, MICIN2P/N, MICIN3P/N, FMINL/R, LINEINL/R, LINEOUTLP/N, LINEOUTRP/N, HPOUTL/RDigital audio interfaces: I2S/PCM, DMIC, OWA IN/OUTConnectivityUSB2.0 OTG, USB2.0 HostSDIO 3.0, SPI x 2, UART x 6, TWI x 4PWM (8-ch), GPADC (2-ch), LRADC (1-ch), TPADC (4-ch), IR TX&RX10/100/1000M EMAC with RMII and RGMII interfaces
Package
LFBGA BGA13*13/0.35/0.65mm,337 PINSChip process22nm
详情可见RVBoards文档中心~
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