LED显示屏获取显示数据的一种方法

A Way to Capture Data for LED Display Screen

介绍一种图文LED显示屏获取数据的方法。该方法通过截获显示卡输出的模拟信号来获取数据 ,可以实现与计算机同步显示 ,并且可以通过软件来改变显示窗口的位置和大小。这种方法操作灵活 ,通用性强 ,不需要专用显示卡 ,易于实现 。

A way introduced in the article about how to capture the data for picture and text LED display screen is that we can capture the analog signals from display adapter to achieve synchronous display with computer, as well as adjust the position and size of displaying window by means of making special software, which is more flexible and more compati ble than before because of not using special display adapter. Therefore , It is very easy to achieve and have practical value.