What is the led display control card?
LED display control card is the core component of LED graphic display. It is responsible for receiving the screen display information from the computer serial port and putting it into the frame memory. The serial display data and scan control time sequence needed for the LED display screen is generated according to the partition driving mode. The effect of LED screens is related to it.
What are the categories of LED display control cards?
It can be divided into three types. Single and double color control card, multi-color control card and full-color control card.
What should we pay attention to when using LED displays control card?
Different brands of control cards and corresponding installation software are different. Also, the same brand is divided into different models, with very different functions. While small area monochrome screen is very simple, do not distinguish the control card, cost-effective. The large area can be used to distinguish the control card, the price is higher.
What are the connection ways of LED display control card?
The connection modes of control card and computer include network port (TCP / IP), serial port (RS232, RS485); U-disk conduction, GPRS wireless connection; ZigBee wireless connection, and other main modes.
How to select an LED display control card?
First, you know the specification and size of LED display; calculate the resolution, and know the effect you need; whether it is synchronous or asynchronous. Then, determine whether it is synchronous or asynchronous, determine the desired effect; determine the resolution range; determine the price range, * determine the card you want; not necessarily the card with a high price and good quality is suitable. *, the software needs to fit itself and the customer.
