单片机开发工程师案例分析与解析 1.定时报警器 2.交通灯 3.密码锁 4.出租车计价器 5.频率可调的方波信号发生器 6.简易数字直流电压表 7.简易频率计-Microcontroller development engineer case analysis and parsing. Timing alarm 2. Traffic lights. Combination lock. Taximeter 5. Frequency tunable square wave

关于数字图像处理的算法研究（仅附录有两个Matlab编程案例），包括图像采样和降噪等等。(About digital image processing algorithm research (only the appendix has two Matlab programming case), including image sampling and noise reduction and so on.)

案例5数字方阵程序(Case 5 digital square program)