负责管理Led大屏幕和向Led大屏幕发送信息的上位软件，采用udp通讯方式，同时具有地图图片可以选择终端（Led大屏幕）。-Responsible for managing Led Led large screen and large screen send a message to the host software, using udp communication, both the map image to select terminal (Led large screen).

delphi led 显示屏二次开发,相当简单的d- delphi led dll