全志A40i芯片怎么样，A40i处理器好用吗？A40i是工控行业平台级处理器。下面带来A40i芯片的具体参数，准备入手搭载A40i芯片设备的用户可以参考一下。

A40i芯片架构图

A40i特性介绍

工控平台级芯片，支持Android与Linux双系统，十年以上供货周期

工业品质标准，100ppm，工作温度-40-85℃

支持双屏异显和多种显示接口 RGB/MIPI /双LVDS/HDMI

支持多路摄像头输入，DVP in*2/CVBS in*4

接口丰富 USB*3/GMAC/EMAC /SATA/UART*8, etc.

A40i参数介绍

CPU Architecture

Quad-core ARM Cortex-A7 MPCore Processor

ARMv7 ISA 标准 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

支持 OpenGL ES 2.0 / OpenVG 1.1 标准

2D

支持 BLT and ROP2/3/4

支持 90° /180° /270° rotation

支持 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

内存

Compatible with JEDEC 标准 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

支持 SLC/MLC NAND and EF-NAND

支持 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 标准 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

视频处理

支持 picture size up to 3840x2160

支持 解码 speed up to 1080p@60fps

支持ed 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

视频处理

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

视频处理

HDMI 1.4 transmitter with HDCP up to 1080p@60fps

支持 4 lanes MIPI DSI up to 1080p@60fps

支持 LVDS interface up to 1920 x 1080@60fps

支持 RGB interface up to 1920 x 1080@60fps

支持 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

视频处理

支持 4-ch analog CVBS in

支持 Dual parallel interfaces:CSI0 and CSI1

支持 CCIR656 protocol for each CSI

支持 16-bit BT1120 interface for CSI0

支持 24-bit RGB/YUV444 input for CSI1

模拟音频输入

支持 four analog audio inputs

Stereo audio ADC

EMAC

GMAC

支持 10/100Mbps MII PHY interface

Comply with the IEEE 802.3-2002 标准

数字音频

支持 10/100/1000Mbps RGMII/MII PHY interface

Comply with the IEEE 802.3-2002 标准

PWM

Smart Card Reader

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

DMA

8 PWM channels outputs

支持 cycle mode and pulse mode

The pre-scale is from 1 to 64

CIR

One smart card reader controller supporting ISO/IEC 7816-3 and EMV2000 specifications

支持 synchronous and any other non-ISO 7816 and non-EMV cards

UART

16 channels:8 channels with normal DMA,8 channels with dedicated DMA

支持 data width of 8/16/32 bits

支持 linear and IO address modes

支持 data transfer types with memory-to-memory, memory-to-peripheral,peripheral-to-memory

SATA

A flexible receiver for IR remote

Up to two IR controllers

Programmable FIFO thresholds

Keypad

TWI

Up to 8 UART controllers

64-Bytes Transmit and receive data FIFOs for all UART

Compliant with industry-标准 16550 UARTs

支持 Infrared Data Association(IrDA) 1.0 SIRR

SPI

One SATA Host controller

支持 SATA 1.5Gb/s and SATA 3.0Gb/s

Comply with SATA spec 2.6

支持 external SATA(eSATA)

Package

One keypad matrix interface up to 8 rows and 8 colums

Interrupt for key press or key release

Internal debouncing filter to prevent switching noises

工作温度

Up to 5 TWIs(Two Wire Interface) controllers

支持 Standard mode (up to 100K bps) and Fast mode (up to 400K bps)

相关芯片介绍