全志A40i

全志A40i簡(jiǎn)介

　　全志A40i處理器是全志推出的面向智能工業(yè)控制領(lǐng)域的芯片，全志A40i接口豐富、功耗低、系統(tǒng)集成度高。全志A40i支持CVBS-OUT和HDMIV1.4；支持雙cmos傳感器并行接口和4通道cvbs-in，能夠執(zhí)行多通道視頻記錄。

　　A40i集成音頻編解碼器，24位/192 KHz DAC回放，支持I2S/PCM接口連接外部音頻編解碼器。離子高達(dá)32位/192kHz。硬件外設(shè)支持3*USB2.0、GMAC、EMAC、SATA、2*TSC、PS2、RTP、4*SDHC等；支持Linux3.10、Android7.1。

全志A40i特性

　　A40i芯片參數(shù)：

　　CPU Architecture

　　? Quad-core ARM Cortex-A7 MPCore Processor

　　? ARMv7 ISA standard ARM instruction set

　　? Thumb-2 Technology

　　? Jazeller RCT

　　? NEON Advanced SIMD

　　? VFPv4 floating point

　　? Hardware virtualization support

　　? Large Physical Address Extensions（LPAE）

　　? JTAG debug

　　?One general timer for per CPU

　　? 32KB Instruction and 32KB Data L1 cache for per CPU

　　? 256KB L2 cache

　　GPU Architecture

　　? 3D

　　? Mali400 MP2 GPU

　　? Support OpenGL ES 2.0 / OpenVG 1.1 standard

　　? 2D

　　? Support BLT and ROP2/3/4

　　? Support 90° /180° /270° rotation

　　? Support mirror/ alpha （plane and pixel alpha） /color key

　　? Format conversion： ARGB 8888/4444/1555， RGB565， MONO 1/2/4/8bpp， Palette 1/2/4/8bpp （input only）， YUV

　　Memory Subsystem

　　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

　　SD/MMC Interface

　　? Up to four SMHC controllers

　　? Comply with eMMC standard specification V5.0

　　? Comply with SDIO card specification V3.0

　　? 1/4/8-bits bus width

　　USB

　　? One USB 2.0 OTG

　　? Two EHCI/OHCI compliant Hosts

　　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

　　? Alpha blending

　　? Thumb generation

　　? 4x2 scaling ratio from 1/16 to 64 arbitrary non-integer ratio

　　Video Output

　　? 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

　　Analog Audio Output

　　? Stereo audio DAC

　　? Stereo capless headphone drivers

　　? One low-noise analog microphone bias

　　? Dedicated headphone outputs

　　? Two mixers to meet different requirements

　　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

　　Analog Audio Input

　　? Support four analog audio inputs

　　?

全志A40i應(yīng)用

基于視覺交互的工業(yè)控制