单片机C51串口接收（中断）和发送例程，可以用来测试51单片机的中断接收...

定时器中断实验代码， 定时器3进行0.1秒定时，每0.5秒改变一次P2,P3口的值以产生走马灯效果。-timer interruption experimental code, three timers for 0.1 seconds regularly, every 0.5 seconds to change a P2, P3 to the values I have merry-go-round effect.

Microchip PIC18F 设备驱动代码 I2C部分-device driver code I2C part

某公司安装了电子门，要设计门禁系统： 公司的雇员可以凭借密码、胸卡或指纹进入公司 计算机根据雇员的验证方式对其身份进行验证 管理员在监控室可以通过按钮直接开启电子门 访客可以按门铃请求进入，由管理员为其放行 管理员可以为新职员设置密码 -A company to install an electronic gate, to design access control systems: the company" s employees can rely on passwords, badges or finger into the company computer, authentication of the employee to verify their identity can be an administrator in the control room directly through the button to open electronic gates that visitors can rang the doorbell of the request to enter an administrator can be released by the administrator of its staff to set a password for the new

这里有11个用ICCAVR开发的源代码,经DEMO板调试后已经通过.-here with a 11 ICCAVR development of the source code, DEMO plate after debugging has been passed.

C8051F52xA_53xA型单片机ADC驱动源代码-C8051F52xA_53xA-based single-chip ADC driver source code

三种单片机的区别,文中详细介绍了三种单片机的区别和使用范围-The distinction between three types of MCU, the text describes in detail the distinction between three types of MCU and the use of

CF卡FAT for avr单片机 AVR atmega128 使用fat文件，IDE模式-CF card for avr AVR microcontroller atmega128 use fat document, IDE mode

模拟pwm实现灯的亮度，通过调节其输入脉冲的占空比来实现灯闪烁不是很明显又能看到亮度变化的功能-Analog pwm realize the brightness of lights, by adjusting the input pulse duty cycle to achieve blinking lights is not very obvious to see the brightness can change the function of

1602A字符型小液晶4线驱动程序 第一次修改整理：2007.06.25 第二次修改整理：2007.07.20 基于ICCAVR开发环境 -1602A small character LCD Driver 4-wire finishing first modified: 2007.06.25 finishing second revision: 2007.07.20-based development environment ICCAVR

基于C8051F340的AD转换和1602液晶显示的测试小程序-Based on the C8051F340 of AD conversion and 1602 LCD test applet