行车记录仪主控芯片

处理器内核

◆  32 Bit RISC CPU@400MHz

◆  16KB instruction L1 cache and 16KB data L1 cache

多协议视频编解码

◆   H.264 Main Profile Level 4.1

◆   H.264 High Profile Level 4.1

◆   MJPEG/JPEG BaseLine

视频与图形处理

◆ 行车记录

◆ 1路1080P SENSOR Raw Data 输入最大@30fps

◆ 1路720P SENSOR YUV Data 或 1路960H视频656输入@30fps

◆ ISP处理

◆ 1路1080P编码加1路720P编码@30fps

◆ +JPEG抓拍D1@8fps

◆   CBR/VBR/ABR 码率控制，16K Bit/s - 40M Bit/s

◆   编码帧率支持 1fps ~ 30fps

◆   支持3D De-Noise, 5x5高斯锐化等图像前处理

◆  支持水平和垂直方向任意比例的线性及非线性缩放

ISP处理

     ◆ 支持AWB，AE

     ◆ 集成先进的DEMOSIC模块

     ◆ 强大的2D及3D降噪模块

     ◆ 强大HDR功能模块

     ◆ 支持锐化，GAMMA，颜色校正，亮度，色度，饱和度调整模块。

音频编解码

◆ 多协议音频编解码，支持ADPCM、G.711、G.726、OPUS

视频接口

◆ 视频输入接口

◆ 1x数字BT601/BT656 YUV输入，支持1x1080P实时视频输入（在不接SENSOR的情况下）

◆1路SENSOR RAW数据输入

◆ 视频输出接口

◆ 支持CVBS视频输出

◆ 支持1xLCD，或1xBT601数字视频输出

◆ 提供3层图形层，格式为RGB565、RGB888，YUV420可配置，最大分辨率为1024x600

音频接口

◆  2路Audio ADC Line-In 输入

◆  1路I2S输入

◆  1路Audio DAC输出

网络接口

◆ MAC 接口

◆ 支持MII模式

◆ 支持10/100 MBit/s全双工或半双工模式

外围接口

◆   4个UART 接口

◆   2个SPI 接口

◆   IR接口、I2C 接口、GPIO 接口

◆   USB2.0 HOST/DEVICE 接口，支持 Hub 功能

存储器接口

◆   内嵌32MX16 DDR2 SDRAM

◆ 最高频率400MHz

◆ 支持自动功耗控制

◆ SPI Nor Flash 接口

◆ 1 Bit SPI Nor Flash

◆ 最大容量支持32MBytes

◆ NAND Flash 接口

◆ 8 Bit 数据位宽

◆ 支持SLC、MLC,TLC

◆ 支持最高72 Bit ECC

◆ 2个SDIO/SDMMC 接口（最大支持64GB）

◆ 兼容 MMC version 4.0

◆ 兼容 SD version 2.0

◆ 兼容 SDIO version 2.0

◆ 支持 1-4 Bit mode SD/MMC/SDIO

◆ 内置64KB BootROM 和 32KB SRAM

其他模块

◆   内嵌16通道 DMAC

◆   内嵌8通道 PWM

◆  内嵌6通道 TIMER

◆   内嵌 RTC 模块

◆   内嵌看门狗

◆   内嵌12 BIT SAR ADC

启动模式

◆   NAND Flash 启动

◆   SPI Flash 启动

◆   USB 启动

◆   UART 启动及升级

◆   SDMMC 启动及升级

SDK

◆   提供基于RTOS 的开发包

芯片物理规格

◆  工作电压

◆ 内核电压为1.2V

◆ IO电压为3.3V/1.8V

◆ 工作环境温度为-40℃～+85℃

封装

◆ eLQFP

结构框图

Features

Processor core

◆ 32 Bit RISC CPU@400MHz

◆ 16KB instruction L1 cache and 16KB data L1 cache

Multi-protocol video codec

◆ H.264 Main Profile Level 4.1

◆ H.264 High Profile Level 4.1

◆ MJPEG/JPEG BaseLine

Video and graphics processing

◆ Driving records

◆ 1 channel 1080P SENSOR Raw Data input max @ 30fps

◆ 1 way 720P SENSOR YUV Data or 1 way 960H video 656 input @30fps

◆ On-chip ISP processing

◆ 1 channel 1080P encoding plus 1 channel 720P encoding @ 30fps

◆ +JPEG capture D1@8fps

◆ CBR/VBR/ABR rate control, 16K Bit/s - 40M Bit/s

◆ Frame rate support 1fps ~ 30fps

◆ Support image preprocessing such as 3D De-Noise, 5x5 Gaussian sharpening

◆ Support linear and non-linear scaling of any ratio of horizontal and vertical directions

ISP processing

◆ Support AWB, AE

◆ Integrated advanced DEMOSIC module

◆ Powerful 2D and 3D noise reduction module

◆ l powerful HDR function module

◆ Support sharpening, GAMMA, color correction, brightness, color, saturation adjustment module.

Audio codec

◆ Multi-protocol audio codec, support ADPCM, G.711, G.726, OPUS

Video interface

◆ Video input interface

◆ 1x digital BT601/BT656 YUV input, support 1x1080P real-time video input (without SENSOR)

◆ 1 way SENSOR RAW data input

◆ Video output interface

◆ Support CVBS video output

◆ Support 1xLCD, or 1xBT601 digital video output

◆ Provides 3 layers of graphics layer, the format is RGB565, RGB888, YUV420 can be configured, the maximum resolution is 1024x600

audio port

◆ 2-channel Audio ADC Line-In input

◆ 1 way I2S input

◆ 1 Audio DAC output

Network Interface

◆ MAC interface

◆ Support MII mode

◆ Support 10/100 MBit/s full-duplex or half-duplex mode

Peripheral interface

◆ 4 UART interfaces

◆ 2 SPI interfaces

◆ IR interface, I2C interface, GPIO interface

◆ USB2.0 HOST/DEVICE interface, support Hub function

Memory Interface

◆ Embedded 32MX16 DDR2 SDRAM

◆ The highest frequency 400MHz

◆ Support automatic power control

◆ SPI Nor Flash Interface

◆ 1 Bit SPI Nor Flash

◆ Maximum capacity support 32MBytes

◆ NAND Flash Interface

◆ 8 Bit data width

◆ Support SLC, MLC, TLC

◆ Support up to 72 Bit ECC

◆ 2 SDIO/SDMMC interfaces (up to 64GB)

◆ Compatible with MMC version 4.0

◆ Compatible with SD version 2.0

◆ Compatible with SDIO version 2.0

◆ Support 1-4 Bit mode SD/MMC/SDIO

◆ Built-in 64KB BootROM and 32KB SRAM

Other modules

◆ Embedded 16 channels DMAC

◆ 8-channel PWM embedded

◆ Embedded 6 channels TIMER

◆ Embedded RTC module

◆ Embedded watchdog

◆ Embedded 12 BIT SAR ADC

Startup mode

◆ NAND Flash boot

◆ SPI Flash start

◆ USB boot

◆ UART startup and upgrade

◆ SDMMC startup and upgrade

SDK

◆ Provide RTOS-based development package

Physical specifications of the chip

◆ Working voltage

◆ The core voltage is 1.2V

◆ IO voltage is 3.3V/1.8V

◆ Working environment temperature is -40°C～+85°C

Packaging

◆ eLQFP

Block Diagram