Application principle of touch inquiry machine
Application Principle of Touch Inquiry Machine
Touch inquiry kiosk gives multimedia a new look and is a very attractive new multimedia interactive device. The application range of touch screens in our country is very broad, mainly for public information inquiry; such as business inquiries in telecommunications bureaus, tax bureaus, banks, electric power and other departments; information inquiries on urban streets; in addition, it is used in leadership offices, industrial control, military command, Electronic games, ordering songs and dishes, multimedia teaching, real estate pre-sales, etc. In the future, touch screens will also enter homes.
For operational convenience, people use touch screens instead of mice or keyboards. When working, we must first touch the touch screen installed on the front of the monitor with our fingers or other objects, and then the system locates and selects information input based on the location of the icon or menu touched by the finger. The touch screen 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 then sends it to the touch screen controller; and the main function of the touch screen controller is to receive touches from the touch point detection device information, convert it into contact coordinates, and then send it to the CPU. It can also receive commands from the CPU and execute them.