HuaYuan 3.5 inch HDMI LCD Display

            With the development of The Times and the innovation of science and technology, all walks of life for the display effect of mechanical equipment requirements are increasing, 3.5-inch liquid crystal display because of its moderate size, portability and diversity of resolution, has become the first choice of many equipment manufacturers. Smart industry, factory equipment, vehicle display, medical equipment, 3.5-inch liquid crystal display with its unique advantages in these just-needed fields play an important role.

Contents:

            1. Product introduction
            2. Product overview
            3. 3.5-inch LCD HD LCD technical features
            4. Requirements and application Scenarios of 3.5-inch LCD HD display

Product introduction

            3.5-inch standard display with HDMI input, available as a Raspberry PI display with touch control (requires a touch driver), available as a computer monitor, TV box, PSP and other standard HDMI output devices.

Product overview

            This LCD screen has a hardware resolution of 320×480, is compatible and can be plugged directly into most versions of Raspberry PI, and supports Raspberry PI OS/Ubuntu/Windows system, only for display, does not take up any I/O resources (use touch function, take up I/O) Supports HDMI audio output (optional).

3.5-inch LCD HD LCD technical features

            Resolution: The LCD display with a resolution of 480*320 can present a more delicate and clear image, which is suitable for application scenarios with higher picture quality requirements and more detailed display accuracy, such as high-definition video playback, graphic design preview, intelligent instruments and meters.

            Color: This HD LCD display uses advanced color management technology, the 262K color gamut can show rich colors and wider color gamut, so that the display picture is realistic and rich.

            Life: Usually 50,000 hours ‌. This means that if used for 8 hours a day, the LCD screen can be used for about 10 years.

Note: The life of the LCD screen is also affected by the use environment and use habits. Such as: excessive exposure, humid environment, dust accumulation, etc., may shorten the life of the LCD ‌. Suggestion: Keep the LCD in a dry place with good ventilation and away from direct sunlight.

            Capacitive, resistive touch screen: Support capacitive and resistive touch screen, capacitive touch screen has the advantages of high touch sensitivity, smooth operation, suitable for finger touch operation. The resistive touch screen has the characteristics of high precision and strong durability, even if it is touched by a hard pen or other objects, it can accurately respond to meet the operating habits and use needs of different users.

            Single point, multi-point touch: Support single point, multi-point touch. Single touch can only recognize and support the touch and click of one finger each time, if more than two points are touched at the same time, it can not make a correct response. Multi-touch can detect the position of multiple touch points at the same time, supporting more complex touch interactions, such as gesture recognition (pinching, scaling, rotation, etc.).

3.5-inch LCD HD display requirements Scenario

            Portable devices: 3.5-inch HD LCD is small and portable, suitable for smart phones, MP4 players, portable game consoles and other small electronic devices, to provide users with convenient visual experience, such as smart watches, pay more attention to resolution and color restoration degree, to provide users with convenient visual experience, can provide rich information display and operation space.

            In-vehicle display instrument: In in-vehicle systems, the 3.5-inch LCD display provides a clear map display without taking up too much space in the car, making it an ideal choice for economical vehicle navigation systems. The high-definition display can also play high-definition video, providing a pleasant entertainment experience for the driver.

            Industrial control and medical equipment: In industrial control panels and medical monitoring instruments, 3.5-inch LCD display is often used for information display and operation interface because of its stability and reliability, to help operators get key information more quickly.