LED display control card is the core component of LED graphic display, is responsible for receiving from the computer serial port display information in frame memory, LED display drive mode according to the partition generated the required serial display timing control and scanning data. The effect of the LED screen is related to it.
LED display control card what is the classification?
Can be divided into single and double color control card, control card, control card and colorful color three kinds of
Use LED display control card should pay attention to what?
Different brands of control card and the corresponding software installation is different. The same brand is also divided into different models, functions vary greatly. Small area of monochrome screen, commonly used simple partition control card, cost-effective, while the area is slightly larger, you can use zoning control card, higher prices.
LED display control card connection way?
Control card and computer connection mode: network port, serial port (TCP/IP) (RS232, RS485), U disk conduction, GPRS wireless connection and Zigbee wireless connection way.
How do I select the LED display control card?
First understand the LED screen size, calculate points, know that you need the effect is synchronous or asynchronous, and need to develop two times; and then determine the, synchronous and asynchronous, determine the effect, determine the scope of points, determine the price range, and finally determine the card control card; select the most appropriate, not necessarily the price high quality, good is the most suitable. Finally, the software is not suitable for themselves and customers.
Can’t I find the LED display control card?
1. Make sure the control card is compatible with the software.
2. Check the connection line is off, loose, and confirm the control card used to connect the serial cable to control card with check, some control card with straight (2-2, 3-3, 5-5) and some control card (2-3, 3-2, 5-5).
3. Make sure that the control system hardware is properly powered
4. control software and the control card control card, choose the right product type, transmission mode, the correct serial number, correct baud rate and control software provided by dial switch control chart is set correctly address and baud rate of hardware.
5. If the above check and correction is still not loaded, please use a multimeter to measure, or computer hardware of the control system is connected to the serial port is damaged. To confirm whether it should be returned to the manufacturer or the computer control system hardware was detected.
6. If the fifth step is not convenient, please contact the Haisheng LED Co.Ltd engineer to provide technical support.
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