DWIN Display Types Explained | UART, Android, Linux, HMI & IoT Displays

Complete guide to DWIN displays including touch panels, TFT LCDs, UART modules, Android & Linux HMI displays, video and IoT solutions for industrial applications.

24 December 2025 by

NRDL

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Introduction:

DWIN Technology is known for its wide range of intelligent display solutions designed for industrial, commercial, and consumer applications. With products ranging from traditional TFT LCD panels to advanced Android and Linux smart modules, DWIN provides reliable, cost-effective, and customizable display technologies for different industries.

In this blog, we will explore the major product categories offered by DWIN—such as Touch Panels, UART LCD Modules, Smart HMI Displays, IoT solutions, and Power Supply modules—and explain what each product is used for. Whether you're building an embedded system, developing an HMI interface, or designing a smart device, this guide will help you understand which DWIN product best fits your needs.

1.Touch Panel Displays:

DWIN Touch Panel Displays combine high-quality TFT LCD screens with touch input technology, enabling intuitive human–machine interaction. DWIN offers both Capacitive Touch Panels (CTP) and Resistive Touch Panels (RTP) to suit different application environments.

Capacitive Touch Panel (CTP)

Capacitive touch panels use electrostatic sensing and support multi-touch gestures, providing a smooth and modern user experience. They are ideal for applications requiring high responsiveness and sleek design.

Key Features

Multi-touch support
High sensitivity and accuracy
Scratch-resistant glass surface
Long operational life

Available Sizes

2.0 inch
2.4 inch
2.8 inch
3.5 inch
4.3 inch
5.0 inch
7.0 inch
8.0 inch
10.4 inch
15.6 inch

Typical Applications

Smart home control panels
Medical equipment
Industrial HMIs
Consumer electronics
EV charging stations

Resistive Touch Panel (RTP)

Resistive touch panels operate by pressure detection, making them suitable for harsh environments and situations where gloves or styluses are required.

Key Features

Works with gloves and stylus
Reliable in dusty or wet conditions
Lower cost compared to capacitive panels
Suitable for industrial environments

Available Sizes

4.3 inch
7.0 inch
8.0 inch
10.4 inch

Typical Applications

Industrial machinery control
Factory automation
Outdoor equipment
Medical and laboratory instruments

2.TFT LCD Panels

DWIN TFT LCD Panels are high-quality thin-film transistor displays designed for clear visuals, fast response times, and reliable performance. These panels are ideal for developers and manufacturers who require raw display panels that can be integrated with their own controller boards or display drivers.

TFT LCD panels are widely used in embedded systems, industrial electronics, and custom display solutions where flexibility and design control are important.

Key Features

High brightness and color accuracy
Wide viewing angles
Multiple resolution options
Low power consumption
Compatible with various display interfaces (RGB, SPI, LVDS, etc.)

Available Sizes

DWIN TFT LCD Panels are available in a broad range of sizes to suit different design requirements:

1.3 Inch
1.5 Inch
2.0 Inch
2.4 Inch
2.8 Inch
3.5 Inch
4.1 Inch
4.3 Inch
5.0 Inch
7.0 Inch
8.0 Inch
10.1 Inch
10.4 Inch

Typical Applications

Embedded systems and microcontroller-based projects
Industrial control panels
Medical and laboratory instruments
Portable devices
Custom HMI solutions

3.COB UART LCD Modules (Chip-On-Board)

DWIN COB UART LCD Modules are integrated intelligent display solutions that combine the LCD panel, controller IC, memory, and communication interface on a single PCB. These modules are designed to simplify system design, reduce external components, and accelerate product development across a wide range of applications.

They are widely used in industrial, commercial, medical, and harsh-environment applications, where reliability, stability, and long service life are critical.

Key Features

All-in-one integrated design (LCD + controller + memory)
Simple and reliable serial communication
Industrial-grade components for long-term operation
Wide operating temperature range
High stability for continuous use environments
Compatible with DWIN DGUS HMI software

Touch Options

DWIN COB UART LCD Modules are available in multiple touch configurations to suit different use cases:

Capacitive Touch – supports multi-touch, smooth operation, modern UI
Resistive Touch – works with gloves and stylus, ideal for harsh environments
Non-Touch – for display-only or keypad-based applications

Communication Interfaces

These modules support multiple communication protocols, making them easy to integrate with various controllers and industrial systems:

UART (TTL)
RS232
RS485

This flexibility allows seamless connection with microcontrollers, PLCs, industrial controllers, and embedded systems.

Available Sizes

DWIN COB UART LCD Modules are available in an extensive range of sizes, from compact displays to large HMI panels:

1.3 Inch
1.54 Inch
1.6 Inch
2.0 Inch
2.1 Inch
2.4 Inch
2.8 Inch
3.0 Inch
3.4 Inch
3.5 Inch
3.7 Inch
4.0 Inch
4.1 Inch
4.3 Inch
5.0 Inch
5.6 Inch
5.7 Inch
6.5 Inch
6.8 Inch
7.0 Inch
7.4 Inch
7.8 Inch
8.0 Inch
8.8 Inch
9.7 Inch
10.1 Inch
10.4 Inch
11.6 Inch
12.1 Inch
12.5 Inch
13.3 Inch
14.0 Inch
15.0 Inch
15.6 Inch
18.5 Inch
21.5 Inch

Use Case Environments

DWIN COB UART LCD Modules are designed for diverse operating environments, including:

Industrial Applications

Factory automation systems
Machine control panels
Process monitoring

Commercial Applications

POS systems
Kiosks
Smart appliances

Harsh Environments

Outdoor equipment
Dusty and humid locations
High-vibration industrial sites

Medical Applications

Diagnostic equipment
Patient monitoring systems
Laboratory instruments

4.COF UART LCD Modules (Chip-On-Film)

DWIN COF UART LCD Modules are slim, lightweight, and space-efficient intelligent display solutions that use Chip-On-Film (COF) technology. In this design, the display driver IC is mounted directly on a flexible film, significantly reducing the module’s thickness and bezel size.

These modules are ideal for applications where compact design, modern aesthetics, and reliable serial communication are required.

Key Features

Ultra-thin and lightweight design
Narrow bezel and modern appearance
Integrated display controller and memory
Simple UART-based communication
Reduced PCB space and wiring
Compatible with DWIN DGUS HMI software

Touch Options

DWIN COF UART LCD Modules are available in multiple configurations to match different application needs:

Capacitive Touch – smooth, multi-touch user experience
Resistive Touch – glove-friendly and suitable for harsh environments
Non-Touch – display-only solutions for keypad-based systems

Communication Interfaces & Extended I/O Support

Most DWIN COB and COF LCD modules primarily use UART communication, which allows simple, reliable, and low-pin-count integration with host controllers. UART is widely preferred for HMI applications due to its stability and ease of implementation.

In addition to standard UART communication, some advanced display models feature a 50-pin expansion interface, providing enhanced flexibility for secondary development. These models expose multiple peripherals directly from the user CPU core, including:

GPIO (Input/Output)
UART
CAN bus
ADC (Analog-to-Digital)
PWM (Pulse Width Modulation)

This expanded interface enables developers to:

Connect external sensors and actuators
Implement custom control logic
Reduce reliance on additional microcontrollers
Build more integrated and intelligent HMI systems

Such displays are ideal for applications that require advanced communication, real-time control, and deeper system integration.

Available Sizes

DWIN COF UART LCD Modules are available in the following sizes:

1.3 Inch
1.5 Inch
1.6 Inch
2.1 Inch
2.8 Inch
3.5 Inch
4.0 Inch
4.3 Inch
5.0 Inch
7.0 Inch
8.0 Inch
10.1 Inch

Typical Applications

DWIN COF UART LCD Modules combine sleek design, reliable performance, and simple serial communication, making them an excellent choice for applications that demand compact size without compromising functionality.

5.T5L Evaluation Board

The DWIN T5L Evaluation Board is a powerful intelligent HMI development platform designed for rapid interface creation and advanced secondary development. It features a dual-core architecture, combining a dedicated GUI core with a user-programmable DWIN OS core, allowing both high-performance display rendering and flexible application logic.

With strong support from the DGUS HMI development tool, the T5L series enables developers to build rich, interactive touch interfaces with minimal effort, while still offering deep customization through open OS access.

Key Features

Dual-core architecture (GUI + OS cores)
Rich built-in touch and display controls using DGUS software
Open DWIN OS kernel for secondary development
Supports programming using:
- DWIN OS programming language
- KEIL C51 (8051-based C language)
High-performance touch and display response
Industrial-grade reliability

GUI & Software Development

DGUS GUI Development

Drag-and-drop interface design
Built-in widgets such as buttons, sliders, graphs, text, and icons
Touch event handling without complex coding
Rapid UI development and easy updates

Secondary Development (DWIN OS)

User-accessible OS kernel
Supports custom logic, control algorithms, and communication handling
Reduces the need for an external MCU in many applications

Available Display Sizes

The T5L Evaluation Board is available in a wide range of display sizes to suit different HMI requirements:

3.5 Inch
4.0 Inch
4.1 Inch
4.3 Inch
5.0 Inch
7.0 Inch
8.0 Inch
8.4 Inch
8.8 Inch
9.7 Inch
10.1 Inch

Typical Applications

Industrial automation and control panels
Smart appliances
Medical and laboratory equipment
Energy management systems
Custom embedded HMI development

6. Android LCD Modules

DWIN Technology also offers Industrial Android LCD Modules designed for high-performance HMI, smart terminals, and advanced IoT applications. These displays run on a powerful industrial-grade processor and provide a flexible Android-based platform for rich UI design, app development, and seamless system integration.

Android LCD Modules are ideal for applications that require complex graphics, multimedia support, networking, and third-party Android application compatibility.

Key Features

Industrial Android display terminal based on RK3566
Stable Android 11 operating system
Industrial-grade performance and long-term reliability
Capacitive touch with G+G structure and tempered glass surface
Supports multiple communication interfaces for external device connectivity
Suitable for custom Android application development

Memory & Storage Options

2GB LPDDR4 + 8GB eMMC (Default)
4GB LPDDR4 + 32GB eMMC (Optional)
8GB LPDDR4 + 256GB eMMC (Optional)

Communication Interfaces

RS232
RS485
Ethernet

These interfaces allow easy integration with PLCs, industrial controllers, sensors, and other external devices.

Available Display Sizes

5 Inch
7 Inch
8 Inch
10.1 Inch
12.1 Inch
15 Inch
15.6 Inch

Typical Applications

Industrial HMI panels
Smart control terminals
Kiosks and POS systems
Medical and laboratory equipment
Smart home and building automation
IoT gateways and monitoring systems

7. Linux LCD Modules

DWIN Technology offers Industrial Linux LCD Modules designed for advanced HMI systems, smart terminals, and embedded applications that require stability, flexibility, and long-term support. These displays run on industrial-grade Linux platforms and support Qt-based secondary development, making them ideal for customized and scalable solutions.

Linux LCD Modules are widely used where real-time performance, network connectivity, and multi-language graphical interfaces are required.

Available Display Sizes

5 Inch
7 Inch
8 Inch
9.7 Inch
10.1 Inch
12.1 Inch
15 Inch

Platform Variants & Features

1. Linux LCD Module – Allwinner T113-S3 Platform

Industrial Linux intelligent display terminal based on Allwinner T113-S3
Runs Linux 5.4
Qt environment supported for secondary development
Supports multi-language UI
Built-in vector font, image, video, and audio libraries
Project download and updates via Ethernet (network cable)
Communication interfaces:
- RS232
- RS485
- RS422
- Ethernet
Capacitive touch display with enclosure (shell)

2. Linux LCD Module – RK3566 Platform

Industrial Linux intelligent display terminal based on RK3566
Runs Linux 4.19
Qt-based secondary development supported
Rich multimedia support:
- Multi-language UI
- Vector fonts
- Image, video, and audio libraries
Project update via network cable connection
Communication interfaces:
- TTL / CMOS
- RS232
- Ethernet
Capacitive touch with IPS-TFT display and wide viewing angle

3. Linux LCD Module – Allwinner A40i Platform

Industrial Linux display terminal based on Allwinner A40i
Runs Linux 3.10
Qt development environment
Industrial-grade IPS display with wide viewing angle
Capacitive touch with G+G structure and tempered glass surface
Communication interfaces:
- RS232
- RS422
- Ethernet

Key Advantages of DWIN Linux LCD Modules

Stable and open Linux operating system
Qt framework for advanced GUI and application development
Strong networking and industrial communication support
Suitable for long-term industrial deployment
Reduces need for external embedded computers

Typical Applications

Industrial HMI and control panels
Smart factory terminals
Energy management systems
Medical and laboratory equipment
Kiosks and information terminals
IoT monitoring and gateway devices

8. HDW Series Display Modules

DWIN Technology HDW Series Display Modules are high-performance HDMI-based industrial display solutions designed for applications that require high-resolution video, reliable touch interaction, and broad system compatibility. These modules are ideal as external displays or embedded HMIs for single-board computers and industrial PCs.

HDW Series modules support Windows, Linux, and Android systems, making them especially suitable for platforms such as Raspberry Pi and other embedded computing solutions.

Available Display Sizes

5.0 Inch
7.0 Inch
8.0 Inch
10.1 Inch
10.4 Inch
12.1 Inch
15.0 Inch
15.6 Inch
18.5 Inch
19.0 Inch
21.5 Inch

Key Features

IPS display panel with wide viewing angle
High brightness display
Capacitive touch screen for smooth and accurate interaction
HDMI-based digital video transmission
Supports high-resolution video and multi-channel audio in digital form
Plug-and-play compatibility with common operating systems
Industrial-grade reliability and long service life
Anti-UV, anti-glare, and explosion-proof cover (IK08)
Designed for demanding industrial environments
Suitable for Windows, Linux, and Android systems
LED backlight life ≥ 20,000 hours
(continuous operation at maximum brightness until brightness decays to 50%)

Interface Options

HDMI
USB (for touch interface)
VGA (available on selected models)

Key Advantages of HDW Series

No complex firmware development required
Ideal for SBCs, industrial PCs, and embedded controllers
High-quality visual output with reliable touch performance
Flexible mounting and system integration

Typical Applications

Raspberry Pi-based projects
Industrial control and monitoring systems
Kiosks and information terminals
Medical and laboratory equipment
Digital signage and smart terminals

9. IoT Applications

DWIN Technology provides complete IoT-oriented intelligent display and control solutions, including smart thermostats, wire controllers, and Wi-Fi modules with cloud connectivity. These products are designed for smart homes, building automation, HVAC systems, and industrial IoT applications.

9.1 Smart Thermostat

Available Sizes

4.0 Inch
4.1 Inch

Overview

DWIN Smart Thermostats are ultra-slim intelligent control terminals based on the T5L0 ASIC CPU, running the DGUS II human–machine interaction platform. These devices combine modern UI, reliable sensing, and wireless connectivity in a compact form factor.

Key Features

Based on T5L0 ASIC CPU
DGUS II HMI software platform
IPS-TFT-LCD with wide viewing angle
OCA-bonded capacitive touch screen
Integrated speaker, RTC, and Wi-Fi module
Conformal coating for improved durability and environmental protection

Functional Support

NTC temperature measurement
Real-time temperature and humidity display (expandable)
Infrared reception (optional)
Proximity sensing (optional)
Offline voice expansion (optional)
Wi-Fi signal enhancement (optional)

Typical Applications

Smart home thermostats
HVAC control systems
Energy-saving building automation
Hotel room temperature control

9.2 Wire Controller

Available Sizes

4.0 Inch
4.1 Inch
7.0 Inch
10.1 Inch

Overview

DWIN Wire Controllers are intelligent HMI control terminals designed for stable wired communication and real-time control. They are based on the T5L2 ASIC CPU and run the DGUS II platform, offering reliable performance for industrial and building automation environments.

Key Features

Based on T5L2 ASIC CPU
DGUS II HMI software platform
IPS-TFT-LCD with wide viewing angle
Integrated black OCA-bonded capacitive touch screen
Built-in speaker, RTC, and Tuya Wi-Fi module
Conformal coating for long-term reliability

Functional Support

Offline voice support
NTC temperature measurement
Real-time temperature and humidity display

Typical Applications

HVAC wire controllers
Smart building control panels
Industrial control terminals
Energy management systems

9.3 DWIN Wi-Fi Module & Cloud Platform

wifi Module

Overview

DWIN Wi-Fi Modules provide stable wireless connectivity for IoT devices, enabling cloud communication, remote monitoring, and device control. These modules are suitable for smart terminals, controllers, and embedded IoT systems.

Key Features

Main chip: ESP8266 + 4MB Flash
Supports 802.11 b/g/n (2.4 GHz)
Frequency range: 2.4G – 2.5G
PCB on-board antenna
Maximum transmit power: 14 dBm
High-speed serial transmission rate: 921600 bps

Typical Applications

Smart thermostats and controllers
IoT-enabled HMIs
Remote monitoring systems
Cloud-connected industrial devices

10. Switching Power Supply Solutions

DWIN Technology offers a comprehensive range of AC-DC switching power supplies and power adapters designed for industrial, medical, and commercial applications. These power solutions provide high efficiency, wide input voltage support, and robust protection, ensuring stable and safe operation for sensitive electronic systems.

10.1 AC-DC Power Modules

Overview

AC-DC Power Modules are compact, high-reliability switching power solutions suitable for embedded systems, HMIs, industrial equipment, and medical devices.

Key Features

Wide input voltage: 100–240 VAC
Low power consumption: No-load power < 0.075 W
High energy efficiency:
- Energy efficiency Level VI
- Power efficiency up to 90% (model dependent)
High reliability & safety:
- Complies with EN60601-1, IEC Class II
- 2×MOPP insulation protection
- CE certified
Flame-retardant insulation:
- UL94V-0 heat-resistant material
Full protection functions:
- Short-circuit protection
- Over-current protection
- Over-voltage protection
- Automatic self-recovery

Typical Applications

Industrial HMIs and control panels
Embedded electronics
Medical instruments
Smart devices and automation systems

10.2 Medical-Grade AC-DC Power Modules

Overview

Medical-grade power modules are specifically designed for medical and healthcare equipment, offering enhanced electrical isolation and patient safety.

Key Features

Wide input voltage: 100–240 VAC
Ultra-low no-load power consumption
High efficiency up to 88–90%
Medical safety compliance:
- EN60601-1
- IEC Class II
- 2×MOPP insulation
UL94V-0 flame-retardant housing
Comprehensive protection mechanisms

Typical Applications

Medical monitors
Diagnostic equipment
Patient care devices
Laboratory instruments

10.3 Power Adapters (Desktop & Wall-Mounted)

Adaptor

Available Power Ratings

10 W
36 W
54 W
72 W

Output Voltage Options

5 V
18 V
24 V
48 V

Key Features

Wide input voltage: 100–240 VAC
High efficiency (up to 89%)
Desktop and wall-mounted designs
Full protection:
- Short-circuit
- Over-current
- Over-voltage
- Self-recovery
Medical-grade options available

10.4 Universal Travel & Multi-Plug Adapters

Power Supply

Key Features

Wide input voltage: 100–240 VAC
Output power up to 15 W
High efficiency up to 82%
Five interchangeable plug standards:
- US, EU, UK, AU, and others
UL94V-0 flame-retardant housing
Full electrical protection

Typical Applications

Portable electronics
Travel power solutions
Low-power consumer devices

11. Video LCD Modules

DWIN Technology offers a comprehensive range of AC-DC switching power supplies and power adapters designed for industrial, medical, and commercial applications. These power solutions provide high efficiency, wide input voltage support, and robust protection, ensuring stable and safe operation for sensitive electronic systems.

11.1 26 Series Bus Video LCD

HMI

Available Sizes

4.3 Inch
5.0 Inch
7.0 Inch
8.0 Inch
10.1 Inch
10.4 Inch

Overview

26 Series Bus Video LCDs are industrial-grade FSK bus camera display solutions, suitable for vehicle monitoring, industrial video systems, and embedded vision applications.

Key Features

Based on T5L2 ASIC CPU, running DGUS II system
Industrial-grade design
IPS-TFT-LCD with wide viewing angle
Supports capacitive and resistive touch
Supports video playback and audio playback
FSK camera interface:
- RCA-AV socket
- 2Pin 5.08mm connector

11.2 41 Series Digital Video LCD

Vending Machine Screen

Available Sizes

7.0 Inch
8.0 Inch
10.1 Inch
10.4 Inch
15.0 Inch

Overview

41 Series Digital Video LCDs are smart digital multimedia screens designed for industrial-grade video processing and advanced HMI applications.

Key Features

Based on T5L2 ASIC CPU
DGUS II human–machine interaction platform
True-color IPS LCD display
High-reliability touch panel for industrial environments
Supports image, audio, and video playback
Supports USB camera video recording and screen capture
Supports remote video updates and network camera functions

11.3 DT Series Camera LCD

DT Series displays are application-specific video LCD solutions optimized for camera, advertising, beauty, and vending machine systems.