DC_B128

DC_B128_V02 adopts Rockchip RK3128 as the main control chip. It supports H265 video decoding, featuring fast speed and clear images. It is equipped with 1 LVDS display output interface. 

It is a compact card-shaped board with dimensions of only 88x60x11mm. It uses high-grade materials and has an unrivaled cost-performance ratio. 

It is the latest Android smart mainboard launched by Dingchang Electronics, which is mainly targeted at the commercial display all-in-one machines, advertising machines and digital signage markets and focuses on cost-performance. Both the stand-alone version of the information distribution software and the cloud server version of the information distribution software are optional.
1、超低价安卓主板，商显广告机快速起量主板首选。
2、可选单机版软件与云信发系统，支持中英文多种语言可选，是外贸商显项目的好选择。
3、支持4G物联网卡流量管理及IOT代理商平台，定昌直接与运营商合作。
4、送半年流量，无需个人激活认证，即插即用。
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Core DevicesSpecification Parameters
CPURK3128, quad-core Cortex-A7 with a frequency of up to 1.2GHz
GPUARM Mali-400MP2 GPU, supporting OpenGL ES1.1/2.0, with a built-in high-performance 2D acceleration hardware. It can decode 1080P videos in multiple formats, including 1080P H.265 hardware decoding, and can encode 1080P videos, supporting H.264
Memory1GB (default)/2GB
eMMC/Flash Storage4G/8G (default)/16G
Display InterfacesSpecification Parameters
LVDS Interface1 LVDS interface (single/dual channel, 6-bit/8-bit), with a maximum supported resolution of 1920×1080
Audio InterfacesSpecification Parameters
Speaker InterfaceLeft and right stereo output, supporting 8Ω 10W dual speakers
Network SupportSpecification Parameters
Ethernet1 standard RJ45 interface, 10/100M adaptive Ethernet
WIFIOnboard WIFI module, supporting WiFi 2.4GHz
Basic InterfacesSpecification Parameters
USB 2.02 USB Host interfaces (1 external standard USB socket, 1 2.0mm - 4P socket)
USB OTG1 USB OTG interface for system debugging, firmware update, and can also be set to Host mode
Serial Ports1 TTL serial port, 1 debug port
GPIO Pins1 IO pin, supporting input and output operations (not mounted by default, optional)
Onboard RTCSupports real-time clock, powered by an external coin cell battery
Timed Power On/OffSupported
Infrared Receiver1 infrared receiver, supporting the infrared remote control function
OthersSpecification Parameters
Operating SystemAndroid 7.1
Power Socket1 external DC12V input socket (DC - 5.5×2.5MM female socket), 1 4P input socket (2.54mm - 4P)
Recommended Power Specification12V 3 - 5A (selected according to the power of peripheral devices)
System UpgradeSupports PC/USB flash drive/TF card upgrades
Working EnvironmentSpecification Parameters
Operating Temperature0℃～65℃, recommended 5℃～35℃
Operating Humidity10％～90％, without condensation
Storage Temperature-30℃～75℃, recommended to store at room temperature
LPDDR,EMMC
1+8G,2+16G
Features
High cost-performance micro mainboard
System
Android system
SOC
RK3128
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