V3s

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V3s
V3s.jpg
Manufacturer Allwinner
CPU ARM Cortex-A7 @ 1.2GHz
Extensions NEON, VFPv4
Memory DDR2 up to 400MHz, 64MB integrated
Connectivity
Video [email protected] / [email protected][email protected] H.264 encoding
[email protected] H.264 decoding
[email protected] MJPEG decoding
Audio Mic, Headphone
Network 10/100M Ethernet PHY
Storage NAND, NOR, SD/MMC
USB 1 OTG
Other 3 UARTs, SPI, 2 TWIs
Website Product Page

Allwinner V3s is SoC with build-in ARM Cortex A7 CPU and integrated 64MB DDR2 RAM

Contents

Overview

The V3s targets the Car Digital Video Record (DVR) and IP Camera (IPC) Monitor System market.

It comes in a hacker-friendly 128-pin eLQFP package.

Main components of the V3s:

V3s SoC Features

  • CPU
    • ARM Cortex TM -A7 MP1 Processor
    • Thumb-2 Technology
    • Support NEON Advanced SIMD(Single Instruction Multiple Data)instruction for acceleration of media and signal processing functions
    • Support Large Physical Address Extensions(LPAE)
    • VFPv4 Floating Point Unit
    • 32KB L1 Instruction cache and 32KB L1 Data cache
    • 128KB L2 cache
  • Boot ROM
    • Internal on-chip memory
    • Size:32KB
    • Support system boot from the following device:
      • SPI Nor flash
      • SPI Nand flash
      • SD/TF card
      • eMMC
    • Support system code download through USB OTG
  • SDRAM
    • Internal on-chip memory
    • Integrated a 512Mbit DDR2 in V3s processor
    • Support clock frequency up to 400MHz
    • Support Memory Dynamic Frequency Scale(MDFS)
  • SD/MMC Interface
    • External off-chip memory and storage device
    • Up to three SD/MMC controllers
    • 1/4-bit SD,SDIO,MMC mode
    • Complies with eMMC standard specification V4.41, SD physical layer specification V2.0, SDIO card specification V2.0
    • Support hardware CRC generation and error detection
    • Support block size from 1 to 65535 bytes

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