What Is a Round TFT LCD?
A round TFT LCD is a circular display module based on thin-film transistor liquid crystal display technology. Unlike a standard…
Rockchip RK3568 Quad-core Android LCD Controller Board – AI chipset, Android 11.0, USB 3.0, RJ45
Key specifications
- Powerful Performance
- Quad-core ARM Cortex-A55 CPU up to 2.0GHz, ARM G52 GPU, and 1.0 TOPS NPU for AI acceleration.
- Reliable Operation
- Designed for 24/7 stability, suitable for industrial and commercial use.
- Highly Integrated
- Compact 8-layer PCB with built-in Ethernet, Wi-Fi, HDMI, LVDS, eDP, MIPI, audio, and sensors.
- Flexible Expansion
- Multiple interfaces including USB, SATA, RS232/RS485, UART, CAN, GPIO, and I²C for diverse applications.
Share your application, interface, touch requirement, controller board requirement and estimated annual volume.
Interface Review
RGB, SPI and controller requirements are checked against the host platform.
Touch Options
Touch support depends on the selected module and project requirements.
Controller Support
LCD and controller board compatibility can be reviewed together.
Customization
Cover glass, backlight, FPC and mechanical coordination are available.
1. Product Description
The RJY-2168K is a high-performance intelligent mainboard powered by the Rockchip RK3568 AI processor with an integrated Neural Processing Unit (NPU) and Android 11.0 operating system.
Built on a quad-core ARM Cortex-A55 CPU with advanced 22nm ARMv8.2-A architecture, the board delivers clock speeds up to 2.0GHz and robust computing power. The ARM G52 2EE GPU ensures excellent graphics performance, while the NPU achieves up to 1.0 TOPS, supporting mainstream AI development tools and frameworks.
The ZYSJ-2168K supports triple independent display outputs, including LVDS (1080P), eDP, MIPI DSI, and HDMI 4K, making it highly versatile for multi-screen solutions. Rich connectivity includes dual Ethernet, Wi-Fi, USB expansion, CAN bus, RS232/RS485, GPIO, I²C, MIPI camera, IR remote control, and more.
With its powerful quad-core AI chipset, robust hardware platform, and Android-based ecosystem, the ZYSJ-2168K is widely adopted across industries such as:
AI servers
Facial recognition and payment devices
Security and surveillance
Medical equipment
Smart transportation
Financial systems
Industrial automation
Smart education
Retail and IoT solutions
Its combination of hardware scalability and Android intelligence makes it the perfect choice for applications requiring human–machine interaction (HMI) and networked device integration.
2. Technical Specifications
| Category | Specification |
|---|---|
| Operating System | Android 11.0 |
| Processor | Rockchip RK3568 (22nm process) ARM quad-core 64-bit CPU, up to 2.0GHz |
| Graphics | ARM Mali G52 2EE GPU Supports OpenGL ES 1.1 / 2.0 / 3.2, OpenCL 2.0, Vulkan 1.1 Built-in 2D hardware acceleration |
| AI Acceleration | Integrated NPU, 1.0 TOPS @ INT8 Supports Caffe / Mxnet / TensorFlow / TFLite / ONNX / Darknet AI tools for fast model conversion |
| Memory | DDR4 2GB (optional 4GB / 8GB, up to 8GB) |
| Storage | eMMC 16GB (optional 32GB / 64GB / 128GB / 256GB) 1 × SATA3.0 for SSD / HDD |
| Network | Dual Ethernet 10/100M (one RJ45, optional two USB2.0) Wi-Fi 2.4GHz 802.11 b/g/n/ac, optional 5GHz dual-band Bluetooth V2.1+EDR / 3.0 / 3.0+HS / 4.1 / BLE (optional) 4G/5G (NSA/SA, LTE-TDD, LTE-FDD, TD-SCDMA, EDGE, GPRS, GSM, optional) |
| GNSS | Built-in GPS/BD module Sensitivity: -162dBm Frequency: 1575.42MHz 20 channels, accuracy <10m (optional) |
| Display & Video | Rotation: 0° / 90° / 180° / 270°, auto-rotation (optional) 1 × eDP 1.3, up to 2560×1600 @60fps, 3.3V/5V 1 × LVDS (single/dual, 6/8-bit), up to 1080P @60fps, 3.3V/5V/12V 1 × HDMI 2.0 OUT, up to 4K @60fps (optional) 1 × MIPI, up to 2560×1600 @60fps Triple independent display Onboard backlight control, 12V |
| Audio | Speaker: 2 × 18W / 4Ω 1 × Headset output 2 × Microphone input |
| Touch Support | 1 × I2C (resistive & capacitive) USB: infrared / capacitive / nano film / acoustic / optical multi-touch |
| Camera | 2 × MIPI camera input (5MP / 13MP, optional) USB camera support (optional) |
| RTC | Built-in RTC with battery, scheduled power on/off |
| USB Interfaces | 4 × USB2.0 HOST 2 × USB2.0 HOST (RJ45/USB optional) 1 × CPU USB2.0 1 × USB3.0 HOST 1 × USB3.0 OTG |
| Expansion | 1 × Mini PCIe (4G/5G LTE) 1 × SIM slot (LTE expansion) |
| Other Interfaces | 1 × IR receiver (remote control) 1 × Power LED (red) 1 × System LED (blue, blinking) 1 × Reset button 1 × Power button 1 × Upgrade button 2 × RS232 2 × RS232/RS485 (jumper selectable) 2 × UART TTL 8 × GPIO |
| Power Supply | DC 12V / 5.5mm jack (inner 2.1mm), 2A–5A Surge voltage <18V, ripple <100mV Auto power-on or button startup |
| Environmental | Operating: -10°C ~ 70°C Storage: -20°C ~ 70°C Humidity: 10% ~ 80% |
| Dimensions | 155mm × 80mm × 21.5mm |
4. Customization Options
RJY Display supports project-specific adaptation based on existing modules, helping engineering teams evaluate electrical, optical and mechanical fit before production.
- Interface and FPC adaptation
- Brightness and backlight
- Touchscreen and cover glass
- Controller board and firmware
- Mechanical structure coordination
Prepare your review
Include the application, target specification, operating environment, sample quantity and annual demand for a more useful engineering review.
Submit custom requirementsCustom Inquiry
5. FAQ
Is a touchscreen available for this display?
Touchscreen availability depends on the selected display and project requirements.
Can RJY provide a compatible controller board?
Controller board support can be reviewed together with your host interface and timing needs.
What information is needed before ordering a sample?
Application, target specification, quantity, interface and customization needs help the team review fit faster.
Can cover glass or backlight be customized?
Cover glass, backlight and FPC changes can be evaluated for suitable projects.
Engineering library
Related technical articles
Need Help Confirming Display Compatibility?
Share your display size, resolution, interface, touch requirement, controller board requirement and expected annual volume.