The Vehicular arrow board boards screen is a flat panel display. it uses light-emitting diodes as pixels for display. It is usually used in billboards, variable information displays on highways, car displays, etc.
There are two types of display screen mentioned here. One is the display screen which can be directly fixed. And the other is the movable display screen. The fixed display screen can be installed on the roof, the rear of the car and the information signs used in traffic.
Of course, there are also civilian display screens.But at present we mainly use vehicle mounted displays and traffic displays.
The screen size of the display can be customized according to the following shapes and sizes. At present, the display screen of our company uses P10 display module, so the size has certain rules, as follows:
The size of single screen is 320 * 160, and the number of customized single screens is from 3.
Features of the display screen:
1. As an on-board display, the normal rated voltage is 12V or 24V, which can be connected directly to the on-board battery or other control system.
2. Its input content is implemented by the control card, and the communication signal is received by the control card.There are four control cards.The first is the 485 protocol and the second is the WiFi signal.Mobile phones can download apps and display WiFi directly.Through the app operation interface, the required information can be updated in real time.Third, the control card contains the U disk storage function, which writes the required information and content directly into the U disk and inserts the USB interface on the display.The display can read the contents of the U disk and synchronize with those displayed on the display.Fourth, the control card not only has WiFi signal reception function, but also has U disk writing function.This feature is a mode that combines WiFi with Udisk functionality.
Therefore, our display can be mounted directly on the roof or tail, and the operator can control it directly in the cab.Therefore, it can meet the needs of municipal, fire control, rescue, public security and other emergency vehicles.