实时系统的实习作业，一个简单的手机屏幕保护，适合初学实时系统的人学习，里面涉及了少量裁减的知识。-Real-time systems training operation, a simple cell phone screen saver is suitable for beginners to learn real-time systems, which involve a small amount of the reduction of knowledge.

nucleus based cell phone in asian mrkts

iOS tableView中cell间距测试，适合iOS开发设计初学者。-applying in ios