ARM开发板的API绘图函数的C源代码，可在屏幕是显示简单图案-ARM development board of the API drawing functions of the C source code can be displayed on the screen is a simple pattern

在cc2430上实现的12864zw的底层驱动程序，准备往zstack中添加。没有实现绘图的功能，只是简单的显示汉字、英文。-In cc2430 12864zw implemented on the underlying drivers, ready to zstack added. Mapping function is not implemented, simply display Chinese characters, English.