WDA40i-C主板

一、产品概述
一、1 描述
WDA40i-C 主板是采用 4 核 CPU 与 2 核 GPU 架构设计开发的一款多功能主板，运行主频 1.2GHz，主板标配 1+8
内存配置，并集成多媒体解码、液晶驱动、以太网、RJ11、WIFI、蓝牙、功放于一体，支持绝大部分当前
流行的视频及图片格式解码，支持 HDMI MIPI LVDS 高清双屏异显/同显/异触功能。
一、2 应用范围
本产品主要应用于电视盒、平板、医疗设备、工业仪表、广告机、智能自助终端、无人零售、智能零售终
端、快递柜、智能家居、O2O 智能设备、工控主机、机器人设备等。
一、3 产品特点
接口丰富，USB 接口 5 个，多种显示接口 HDMI、双 8LVDS、以太网、串口、TF 卡、WIFI、蓝牙一应俱全。
支持双屏异显。

一、4 主芯片特点
组件 特点
CPU
• Quad-core Cortex™-A7 1.2GHz
• 32KB L1 I-cache + 32KB L1 D-cache per core
• 512KB L2 Cache
• NEON Advanced SIMD
GPU
• Mali400 MP2
• Support OpenGL ES 2.0 / OpenVG 1.1 standard
SDRAM
• Compatible with JEDEC standard DDR2/DDR3/DDR3L/LPDDR2/LPDDR3 SDRAM
• Up to 2GB address space
• 16 address signal lines and 3 bank signal lines
• 32-bit bus width
NAND Flash
• Supports SLC/MLC NAND and EF-NAND
• Supports SDR/Toggle DDR/ONFI DDR NAND interface
• 16 address signal lines and 3 bank signal lines
• up to 8-bit data bus width
Video
Decoding
• Support picture size up to 3840x2160
• Support decoding speed up to 1080p@60fps
• Supported multi-formats: MPEG1/2, MPEG4 SP/ASP, WMV, H.263 including Sorenson
Spark,H.264 BP/MP/HP, VP6/8, AVS/AVS+, JPEG/MJPEG, etc
Video
Encoding
• H.264 HP up to 1080p@45fps
• JPEG baseline: picture size up to 4096x4096
Display
• HDMI 1.4 transmitter with HDCP up to 1080p@60fps
• Supports 4 lanes MIPI DSI up to 1080p@60fps
• Supports LVDS interface up to 1920 x 1080@60fps
• Supports RGB interface up to 1920 x 1080@60fps
• Supports CVBS out, 4-ch CVBS, 1-ch YPbPr or 1-ch VGA
Video Input
• Supports 4-ch analog CVBS in
• Supports Dual parallel interfaces:CSI0 and CSI1
• Supports CCIR656 protocol for each CSI
• Supports 16-bit BT1120 interface for CSI0
• Supports 24-bit RGB/YUV444 input for CSI1
EMAC
GMAC
• Support 10/100Mbps MII PHY interface
• Support 10/100/1000Mbps RGMII/MII PHY interface
• Comply with the IEEE 802.3-2002 standard
Digital
Audio
• One I2S compliant audio interface,supporting 8-channel and 2-channel input
• One PCM, supporting linear sample (8-bit or 16-bit), 8-bit u-law and A-law
companded sample
• One AC97 audio codec, supporting 2-channel and 6-channel audio data output
UART
• Up to 8 UART controllers
• 64-Bytes Transmit and receive data FIFOs for all UART
• Compliant with industry-standard 16550 UARTs
• Support Infrared Data Association(IrDA) 1.0 SIRR
SATA
• One SATA Host controller
• Support SATA 1.5Gb/s and SATA 3.0Gb/s
• Comply with SATA spec 2.6
• Support external SATA(eSATA)
TWI
• Up to 5 TWIs(Two Wire Interface) controllers
• Support Standard mode (up to 100K bps) and Fast mode (up to 400K bps)
SPI • Up to 4 SPI controllers
Operating
Temperature
• - 40℃~ 85℃
OS • Supports 32bit Android 7.1