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密码锁:根据设定好的密码，采用二个按键实现密码的输入功能，当密码输入正确之后，锁就打开，如果输入的三次的密码不正确，就锁定按键3秒钟，同时发现报警声，直到没有按键按下3种后，才打开按键锁定功能；否则在3秒钟内仍有按键按下，就重新锁定按键3秒时间并报警-Password Lock: According to set a good password, the password used to achieve two key input function, when to enter the correct password, the lock will open, if entered incorrect password three times, on the lock button 3 seconds, also found that alarm sound, do not press the button until the three kinds of after the Open button lock function otherwise, there is still a matter of seconds in the 3 button press, on the re-lock button 3 seconds time and alarm

AVR系列的 C编程愿程序很实用,大家看看吧-AVR Series C Programming is willing to procedures very useful, we look at it

瑞士盛世瑞恩数字温湿度传感器SHT11的完整程序 开发环境为KEIL-Switzerland Sensirion digital temperature and humidity sensor SHT11 a complete program development environment for the KEIL

彩色充电器PCB电路图彩色充电器PCB电路PCB

lcd 1602A 底层函数，方便使用。基本功能函数都已具备。-the underlying function lcd 1602

这是一个RS232方面的资料，可供在单片机设计方面的人员参考-This is a RS232 information, available in single-chip design reference

MSC-51 3字节和4字节浮点数计算程序，主要用于数据采集及上传，经过IEEE转换，在上位机直接显示-MSC-51 3-byte and four-byte floating point calculation procedure used mainly for data acquisition and uploads After IEEE conversion, the PC directly show

单片机简易频率计。包含有Proteus仿真程序-Simple single-chip frequency counter. Proteus simulation program contains

多任务操作系统ucOSII移植到Keil上的源码-Multi-tasking operating system ucOSII transplanted to the source Keil

快热式热水器程序。循环调用显示、键扫描、温度检测、加热控制函数。 判断是否加热、加热功率及档位指示灯处理。-Quick-style hot water heater program. Cycle of calls shows that key to scan, temperature detection, heating control function. Determine whether the heating, heating power and light treatment stalls.