51单片机在微型智能控制系统中应用很广,随着人们对控制系统的要求不断提高, 51 单片机的功能局限越发明显。特别是51系列单片机不具有实时多任务支持功能,大大限制其在控制系统中的进一步发展。而多任务恰恰是现代操作系统的突出特点,将多任务机制引入

单片机系统。-It is exciting that, today,laptops have 3D acceleration, and OpenGL is truly everywhere and on every mainstream computing platform. Even more exciting, however, is the

continuing evolution of computer graphics hardware.