LED display control system solution manufacturers | LCD Digital Signage Multi-Screen Splicing Playback for LCD Poster
Multi LCD screen splicing playback by Huidu Technology Cloud Platform, it use Android motherboard HD-M21 control system.
HD-M21 is a well-built all-in-one motherboard, using Rockchip RK3288 quad-core chip solution, equipped with Android 7.1.2 system, the main frequency is up to 1.8GHz, with super performance. Adopts Mali-T764 GPU, supports AFBC (Frame Slow Slave Compression), 4K/H.265 hard decoding, 1080P video decoding, HDMI interface 4K output, 4K video playback. Supports infrared remote control, Wi-Fi, RJ45 and other rich interfaces to make the product more versatile. It is widely used in advertising, interactive all-in-one, security, medical, transportation, finance, industrial control and other intelligent control fields, which can accelerate Product development cycle. Due to its hardware platform and Android's intelligent characteristics, when it is necessary to perform human-computer interaction and network device interaction, it can be used on the smart terminal motherboard, which can become your best choice.
M21 is standard with 2.4GHz frequency Wi-Fi module (optional 5GHz frequency), supports Bluetooth 4.2, support sending programs via Bluetooth.
l High performance. Uses a quad-core ARM Cortex-A17 architecture, the main frequency can be as high as 1.8GHz, compared with the single-core, dual-core, and quad-core solutions common in the market. It has a qualitative leap in performance, can play high-definition video in various formats, and can handle complex interactive operations.
l High stability. RK3288 Android integrated board, in hardware and software, add your own unique technology to ensure the stability of the product, can make the final product 7 * 24 hours unattended.
l High integration. RK3288 Android integrated board integrates Ethernet, EDP, Wi-Fi, power amplifier, TF expansion card, USB expansion port, IR remote control function, HDMI, LVDS, backlight control, microphone and other functions, greatly simplifying the overall design.
l High scalability. SIX expansion USB ports (4 ports are PIN type, 2 ports are standard type), 2 serial ports + 1 expandable debug serial port, five IO expansion ports can expand more peripheral device.
l High definition. Supporting various LVDS / EDP / HDMI interfaces and cropping screens of various sizes and resolutions.
l Perfectly support multiple mainstream touch screen functions such as multi-point infrared touch, multi-point capacitive touch, multi-point nano film touch, multi-point acoustic wave touch, multi-point optical touch, etc.
Chapter II Specifications
Ⅰ. Basic Parameters
1. Hardware Parameters
RK3288, Quad-core, the highest frequency 1.8GHz，Android 7.1.2
Mail-T764 GPU MP4 Quad-core GPU
Supports OpenGL ES1.1/2.0,OpenVG1.1,OpenCL
DDR3, 2GB by default
Built-in storage capacity
eMMC 8GB supports 16/32 / 64GB
TF Card expansion (can be used to expand SSD)
Support RJ45 R / A 100M Ethernet, support Ethernet.
Supports 2.4G / 5G Wi-Fi and Wi-Fi 802.11b / g / n protocols.
Support Bluetooth 4.2, sending program by Bluetooth
Support manual rotation of 0 degrees, 90 degrees, 180 degrees, 270 degrees
1 * LVDS interface (single / dual, 6-bit / 8-bit), support 3.3V / 5V / 12V power supply
1 EDP interface, 1 HDMI1.4 interface, support 4K output
Support dual screen simultaneous display function, can directly drive interface LCD screen with multiple resolutions
Onboard backlight control supports 12V backlight power supply
Support standard left and right channel line output
2 outputs (8 ohms, 10 watts dual audio amplifier output)
Differential MIC input
Support USB multi-point infrared touch, multi-point capacitive touch, multi-point nano film touch, multi-point acoustic wave
Touch, multi-point optical touch and more.
Built-in real-time clock function
1 USB-2.0 HOST, 1 USB-2.0 OTG, 4 extended USB ports (one of USB share with 4G module)
Infrared receiver, support infrared remote control function
1 * Power status LED (green), 1 * System LED (green, blinking by default)
1 * upgrade key
2 UART port, 1 DEBUG port
5 IO input and output control, can be used as key scanning control
Input: AC100-240V.50-60HZ, Output: DC12V 1.5A
(Requires surge voltage less than 18V and ripple voltage less than 100mV)
2. Software Parameters
MP3, WMA, WAV, APE, FLAC, AAC, OGG, M4A, 3GPP and other formats
Support H.264, VP8, MAV, WMV, AVS, H.263, MPEG4 and other video formats
1080P multi-video decoding
Support various image formats such as JPG, BMP, PNG
System comes with application software
APK Installer, Email, Calculator, Browser, Recorder, Calendar, Settings, Clock, Video Player, Search, Contacts, Gallery, Download, Camera, Music, Explorer, etc.
Standard Android keyboard with optional third-party input method
Original ecological Android system, open root permissions, and can customize product development
Real-time remote monitoring, system crash self-recovery, unattended 7 * 24 hours
Support OTA remote upgrade; support U disk upgrade
Support boot animation definition
Support server / stand-alone mode switching
Support Wi-Fi hotspot
Support software watchdog
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