7-inch Open Frame Lcd Display

The 7-inch open frame lcd display is an AI box host developed with the Rockchip RK3128 main controller. It is based on a Cortex - A7 architecture quad - core 1.2GHz processor and integrates a Mail - 400MP2 GPU graphics processor. It supports OpenGL ES1.1/2.0, has built - in high - performance 2D hardware acceleration, and can achieve 1080P H.265 video hardware decoding and H.264 video encoding, boasting excellent computing and graphics processing capabilities.

1、Display Interface: One HDMI port.
2、Memory Support: Up to 2GB + 16GB (customization supported).
3、Network Interface: One Ethernet port, Wi - Fi, and 4G module.
4、Peripheral Interfaces: Four USB ports, three TTL ports, RS232, RS485, nine GPIO ports, and one ADC port.
5、System Support: Android, Linux, Ubuntu.
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Core ComponentsSpecification Parameters
CPURK3128, quad-core Cortex-A7 with a frequency of up to 1.2GHz
GPUARM Mali-400MP2 GPU, supporting OpenGL ES1.1/2.0. It has a built-in high-performance 2D acceleration hardware, can decode 1080P videos in multiple formats, including 1080P H.265 hardware decoding, perform 1080P video encoding, and support H.264
Memory1GB (default)/2GB
eMMC/Flash Storage4G/8G (default)/16G
Storage ExpansionSupports up to 128GB TF card expansion, which is multiplexed with Serial Port 2 and is not mounted by default
Display InterfacesSpecification Parameters
HDMI Interface1 HDMI interface
Audio InterfacesSpecification Parameters
Headphone Jack Interface1-way microphone mono input (analog signal input), 1-way audio stereo output (analog signal output)
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
Mobile Network1 built-in MINI PCI_E socket slot for optional expansion and connection to 3G/4G modules
Basic InterfacesSpecification Parameters
USB 2.03 USB Host interfaces (1 external standard USB socket, 2 2.0mm - 4P sockets, with one 4P socket multiplexed with WIFI)
USB OTG1 USB OTG interface for system debugging, firmware update, and can also be set to Host mode
Serial Ports3 TTL serial ports. One can be multiplexed as an RS232 serial port, one can be multiplexed as an RS232 serial port or a TF card interface, and one can be multiplexed as an RS485 serial port
GPIO Pins9 IO pins, supporting input and output operations
I2C Interface1 standard I2C interface, which can be used for touch and communication
ADC Interface1 ADC interface input
Onboard RTCSupports real-time clock, powered by a 1220 coin cell battery
Timed Power On/OffSupported. It is not equipped with this function by default. Please contact the business department for details
Infrared Receiver1 infrared receiver, supporting the infrared remote control function
OthersSpecification Parameters
Operating SystemsAndroid 4.4 / Android 7.1 / debian / ubuntu18.04 / buildroot
Power Socket1 external DC12V input socket (DC - 5.5×2.5MM female socket)
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+4G,2+4G,8G,16G
System
Android system
SOC
RK3128
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