DHT11数据表

这是凌阳61板的原理图和PCB版图，希望能给大家的学习提供帮助！-This is the Sunplus 61 board schematic and PCB layout, hope that I can help everyone to learn!

lcd keyboard example

读DS1302芯片的时间，并显示在数码管上-Reading DS1302 chip time, and displayed in the digital pipe

程序的源码及电路图都含其中，希望能对单片机开发者有用-Procedures have included source code and circuit diagrams in which the hope of useful single-chip developer

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

AT91SAM7Scpu PWM控制程序，希望对大家有帮助-AT91SAM7Scpu PWM control procedures, and they hope to help everyone

Proteus与AVR应用实例,对初学者很有帮助。-Proteus with the AVR application examples, very helpful for beginners.

• 直接PWM 输出控制马达转速 • PWM 频率可达31kHz • 三种输入型态控制转速：PWM 输入，VR 输入以及热敏电阻输入 • 操作电压：12VDC • 过电流保护 • 霍尔采集器输出控制转速反馈 • 马达转子锁定保护 • 马达转速可调-err

程序实现A/D转换功能，A/D采用中断方式。该程序通过单片机的RA2模拟通道送入一直流电压

单片机的基本知识介绍！-SCM introduced to the basic knowledge!