HiSiliconHI3520DV400DualCVBSBoard
Project: Board Introduction | page_id: 1326
Product Introduction
Board Size: 75*55mm
Chip Specifications
Processor Core
＊ ARM Cortex A7 dual core @Max.1.3 GHz
− 32KB L1 I-Cache, 32KB L1 D-Cache
− 256KB L2 Cache
− Supports NEON/FPU
Video Encoding
＊ H.265 Main Profile, Level 4.1 encoding
＊ H.265 Main Profile, Level 4.1 decoding
＊ H.264 Baseline/Main/High Profile Level 4.2 encoding
＊ H.264 Baseline/Main/High Profile Level 4.2 decoding
＊ MPEG-4 SP, L0~L3/ASP L0~L5 decoding
＊ MJPEG/JPEG Baseline encoding
Video Encoding Processing Performance
＊ H.264/H.265&JPEG multi-stream codec performance:
− 4x1080p@15fps H.265/H.264 encoding + 4xD1@15fps H.265/H.264 encoding
+4x1080p@15fps H.265/H.264 decoding + 4x1080p@2fps JPEG encoding
− 4x720p@30fps H.265/H.264 encoding + 4xD1@30fps H.265/H.264 encoding
+4x720p@30fps H.265/H.264 decoding + 4x720p@2fps JPEG encoding
＊ Supports CBR/VBR/FIXQP/AVBR/QPMAP five rate control modes
＊ Max output bitrate 40Mbps
＊ Supports region of interest (ROI) encoding
＊ Supports color-to-gray encoding
Intelligent Video Analysis
＊ Integrated intelligent analysis acceleration engine, supports intelligent motion detection, perimeter protection, video diagnosis and other intelligent analysis applications
Video and Graphics Processing
＊ Supports de-interlace, sharpening, 3D denoising, dynamic contrast enhancement, mosaic processing and other pre-/post-processing
＊ Supports anti-flicker processing for video and graphics output
＊ Supports video 1/15～16x scaling
＊ Supports graphics 1/2～2x scaling
＊ Supports 4 occlusion regions
＊ Supports 8-region OSD overlay
Audio Codec
＊ Hardware implementation of multi-protocol audio encoding, supports ADPCM, G.711, G.726
＊ Software implementation of multi-protocol audio codec
Security Engine ＊ Hardware implementation of AES/DES/3DES encryption and decryption algorithms
Video Interfaces
＊ Video Input Interface
− Supports 2 8-bit interfaces or 1 16-bit interface
− Each 8-bit interface supports 108/144MHz 4-channel D1/960H time-division multiplexing input, supporting a total of 8xD1/8x960H real-time video input
− Each 8-bit interface supports 144/148.5MHz 2-channel 720p time-division multiplexing input, supporting a total of 4x720p@30fps real-time video input
− Each 8-bit interface supports 148.5MHz dual-edge sampling or 297MHz single-edge sampling to achieve 4-channel 720p time-division multiplexing input, supporting a total of 8x720p@30fps real-time video input
− Each 8-bit interface supports 148.5MHz BT.1120 Y/C interleave mode input, supporting a total of 2x1080p@30fps real-time video input
− Each 8-bit interface supports 2-channel 1080p time-division multiplexing input through 148.5MHz dual-edge sampling or 297MHz single-edge sampling, supporting a total of 4x1080p@30fps real-time video input
− The 16-bit interface supports 148.5MHz BT.1120 standard mode and supports 1x1080p@60fps real-time video input
＊ Video Output Interface
− Supports 1 HDMI 1.4b HD output interface, max output 3840x2160@30fps
− Supports 1 VGA HD output interface, max output 1080p@60fps
− Supports 2 independent HD output channels (DHD0, DHD1), which can output through any HD interface (HDMI, VGA)
− DHD0 supports 16-screen output, max output 3840x2160@30fps
− DHD1 supports 16-screen output, max output 1080P@60fps
− Supports 1 CVBS SD output interface
− Supports 3 full-screen GUI graphics layers in ARGB1555 or ARGB8888, used for 2 HD channels and 1 SD channel respectively
− Supports 2 hardware mouse layers, format configurable as ARGB1555 and ARGB8888, max resolution 256x256
Audio Interfaces
＊ 3 unidirectional I2S/PCM interfaces
− 2 inputs, supporting 16-channel composite input
− 1 output, supporting dual-channel output
− Supports 16bit voice input and output
Network Interface
＊ 1 Gigabit Ethernet interface
＊ − Supports RGMII, RMII and MII interface modes
＊ − Supports 10/100Mbit/s half-duplex or full-duplex
＊ − Supports 1000Mbit/s full-duplex
＊ − Supports TSO to reduce CPU overhead
Peripheral Interfaces
＊ Supports 2 SATA3.0 interfaces
− Supports PM function
− Supports eSATA
＊ 2 USB 2.0 HOST interfaces, supports Hub function
＊ 3 UART interfaces, 1 of which supports 4 wires
＊ 1 SPI interface, supports 2 chip selects
＊ Supports 1 IR interface
＊ Supports 1 I2C interface
＊ Supports multiple GPIO interfaces
Memory Interface
＊ 1 16bit DDR3 SDRAM controller interface
− Max frequency 933MHz
− Supports ODT function
− Max capacity 1GB
− Supports automatic power consumption control
＊ SPI NOR/NAND Flash interface
− 1, 2, 4-wire SPI NOR/NAND Flash
− 2 chip selects, which can be connected to different types of Flash respectively
− For SPI NOR flash, each chip select supports a maximum capacity of 64MB
− For SPI NAND flash, the maximum capacity supported by each chip select is 512MB
− For SPI NAND flash, supports 2KB/4KB page size
− For SPI NAND flash, supports 8bit/1Kbyte ECC and 24bit/1Kbyte ECC
＊ Built-in 4KB BootROM and 16KB SRAM
Independently Powered RTC
＊ RTC can be independently powered by a battery
＊ Can choose to boot from SPI NOR flash, SPI Nand Flash or eMMC
Multiple Boot Modes Configurable
＊ Supports booting from BootROM
＊ Supports booting from SPI NOR flash
＊ Supports booting from SPI NAND flash
SDK
＊ Provides a development package based on Linux-3.18
＊ Provides audio codec libraries for multiple protocols
＊ Provides high-performance PC decoding libraries for H.265/H.264
Chip Physical Specifications
＊ Power consumption
− 2.0W typical power consumption
− Supports multi-level power consumption control
＊ Operating voltage
− Core voltage 0.9V
− CPU voltage 1.0V
− IO voltage 3.3V
− DDR3 SDRAM interface voltage 1.5V
＊ Package
− RoHS, TFBGA
− Pin pitch: 0.65mm
− 15mmx15mm package size
＊ Operating temperature: 0~70℃
II. Core Board Physical Parameters
＊ Size: 67*93mm
＊ 4Gb DDR3
＊ 128Mb Nor flash
Interface Circuits
5V Power / RS422
Network Port
Debug Serial Port
IN1_A_CVBS Interface
IN1_CVBS Interface
