本文件包含许多程序源码，像zlg7290、gprs、tcp/ip、gui等源程序，它们都是基于OS-II操作系统下的源代码。

Foreign Exchange Currency display. A simple VB program with GUI to send serial data over com port or TCP data to any hardware display with LEDs to show the currency exchange data. The hardware we built looks very much like the screen including the ti