1.6 Inch 400x400 UART WiFi BLE TFT Rotary Knob Smart Display Module
ND016SCT400400E-A is a 1.6 inch 400×400 round TFT smart display module with integrated rotary knob control designed for compact embedded HMI and IoT interface applications. Featuring a high resolution circular display, it delivers clear visuals and intuitive user interaction for modern control systems. Powered by an ARM Cortex M3 processor with onboard RAM and Flash storage, the module ensures stable performance for UI rendering and real time control tasks. The built in rotary encoder with 24 pulses combined with push button functionality enables precise input control ideal for menu navigation and parameter adjustment. Integrated WiFi BLE and Bluetooth connectivity support wireless communication and smart device integration. With UART interface for easy system integration, this module simplifies development for engineers. It is ideal for applications such as coffee machines smart home controllers thermostats washing machines air conditioning panels and other embedded control systems requiring compact design and reliable interaction.
Product Features
Compact Round Display – 1.6 inch 400×400 TFT round screen delivers clear visuals for compact HMI interface designs;
Integrated Rotary Knob – Built in rotary encoder with 24 pulses enables precise navigation and intuitive user control input;
Push Button Interaction – Integrated press switch provides tactile feedback and reliable selection control for embedded interface operations;
Efficient MCU – ARM Cortex M3 processor ensures stable performance for UI control logic and embedded system tasks;
Wireless Connectivity – Integrated WiFi BLE Bluetooth supports wireless communication remote control and IoT device connectivity;
UART Interface – Standard UART communication enables simple integration with host MCU and embedded controller systems;
Compact Design – Small form factor ideal for space constrained applications requiring smart display and physical interaction control;
Industrial Reliability – Designed for stable operation across wide temperature ranges suitable for home appliances and control systems;
Application Versatility – Suitable for coffee machines thermostats smart home panels washing machines and industrial control interfaces.Application Scenarios
Smart home appliances control like washing machines and air conditioners
Coffee machines with rotary knob and interactive display interface
Smart thermostats with precise control and visual feedback interface
Bathroom devices like smart toilets with intuitive knob control system
Industrial control panels with rotary input and compact display interface
Gear switch control systems requiring tactile knob and visual feedbackCompetitive Advantages
Integrated rotary knob provides precise control and tactile feedback
400×400 round display delivers clear and modern UI experience
Compact design ideal for embedded control and space-limited devices
Stable performance across wide temperature industrial environments
Customizable shell colors for flexible product design integration
Combined display and knob simplifies system design and reduces costSpecifications
Model ND016SCT400400E-A OS RTOS CPU 96 MHz Ram 2M Flash 16M Interface UART Screen Size 1.6 Inch Resolution 400*400 Brightness 300 cd/m2 (X*RTP*CTP X Outline Demension φ59 Operating Voltage 5V Operating Current 150mA Operating Temp -20~70℃ wireless WIFI/BLE/BT
Interface Definition
| ESP Pin NO. | FUNCTION |
| TX1 | UART1 Transmit |
| RX1 | UART1 Receive |
| TX2 | UART2 Transmit |
| RX2 | UART2 Receive |
| GND | Grounds |
| VCC | Power 5V |
Custom Your Display
We provide fully customized 1.6-inch Serial Display, covering both hardware and software aspects. Our tailored solutions facilitate smooth integration, accelerate development, and deliver dependable performance, enabling you to bring unique, high-quality products to market efficiently.
LCD Hardware Customization
We offer fully customized 1.6-inch Serial Display, giving you the ability to adjust size, resolution, panel type, touch functionality, brightness, power supply, and PCB design—ensuring seamless integration and an optimized experience for end users.
LCD Interface & Communication Custom
Our 1.6-inch Serial Display support customizable UART, CAN, and SPI interfaces, offering versatile protocol options to guarantee dependable performance and smooth integration for your LCD applications.
LCD Software Customization
For 1.6-inch Serial Display, we create tailored UIs, icons, themes, and multilingual fonts, integrating storage, command sets, and development resources—enabling faster product launches with distinctive and robust functionality.
LCD Industrial Grade Adaptation
For 1.6-inch Serial Display, we adapt modules for industrial and automotive use, supporting temperature ranges from -40°C to 85°C, with IP65/IP67 sealing, enhanced EMC performance, and vibration-resistant design—delivering durable and dependable operation in demanding environments.
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