Touch screen technology is the most easily accepted computer input method by ordinary people
Jan 08,2025
Touch screen technology is the most easily accepted computer input method by ordinary people after keyboard, mouse, handwriting board, and voice input. By using this technology, users can easily operate the host by lightly touching the icons or text on the computer screen with their fingers, making human-computer interaction more straightforward. This technology greatly facilitates users and is a highly attractive new multimedia interactive device.
The essence of a touch screen is a sensor, which consists of a touch detection component and a touch screen controller. The touch detection component is installed in front of the display screen to detect the user's touch position, and after receiving it, it is sent to the touch screen controller; The main function of the touch screen controller is to receive touch information from the touch point detection device, convert it into touch point coordinates, and send them to the CPU. At the same time, it can receive commands from the CPU and execute them.
A touch screen system generally consists of two parts: a touch detection device and a touch screen controller. The touch detection device is installed in front of the display screen to detect the user's touch position and transmit the information to the touch screen controller; The main function of a touch screen controller is to receive touch information from a touch point detection device, convert it into touch point coordinates, determine the meaning of the touch, and send it to the PLC. It can also receive commands from the PLC and execute them, such as dynamically displaying switch and analog values.
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Touch screen technology is the most easily accepted computer input method by ordinary people
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