数字频率合成器DDS9851控制系统的单片机源代码，键盘输入频率，液晶显示，并实时输出所需频率，该系统可选择输出方波和正弦波。...

DS18B20温度控制器是以美国MAXIM/DALLAS半导体公司的单总线温度传感器DS18B20为核心，以ATMEL公司的AT89C52为控制器制作的结构简单、测温准确、具有一定控制功能的智能温度控制器。适合于恶劣环境的现场温度测量，如：环境控制、设备或过程控制、测温类消费电子产品。现实生活中的电冰箱，电脑机箱，就使用的这种经济的温度传感器显示工作环境温度。通过这种动态的温度测量，能实时的了解各种仪器设备的工作温度，进而判断仪器设备工作是否正常。-DS18B20 temperature controller is based on the United States MAXIM/DALLAS Semiconductor single-bus temperature sensor DS18B20 as the core, ATMEL Corporation AT89C52 produced for the controller structure is simple, accurate temperature measurement has a certain control functions of the smart temperature controller. Suited to harsh environment of the scene temperature measurement, such as: environmental control, equipment or process control, temperature measurement Consumer electronic products. Real-life refrigerators, computer chassis, on the use of such economic temperature sensor shows the temperature working environment. Through this dynamic temperature measurement, real-time understanding of a variety of instruments and equipment operating temperature, and the

万年历 megal128 iccavr开发平台-Calendar megal128 iccavr development platform

利用8051完成读写紧凑型闪存卡文件系统的实现

Microchip PIC18F 设备驱动 LCD部分-PIC18F family some LCD driver

设置窗口布局的几种手段，可以对比不同显示效果-Settings window layout of several means, you can compare different display

MC9S12DG128B中断的编写、舵机的控制、电机的控制等代码-MC9S12DG128B interrupted preparation, steering control, motor control code

AVR单片机GCC程序设计随书光盘源码 内附AVR嵌入式操作系统源码-AVR GCC program design CD with the book containing the AVR-source embedded operating system source code

用C51写的单片机程序，在Wave600环境下测试通过，利用平板电容器测试液位。-with C51 microcontroller written procedures, Wave600 environment in the test, Capacitor plate test level.

51-320240液晶操作程序-51-320240 LCD operations

M16内部采样并用Max7221-7219显示-M16 and the internal sampling showed Max7221-7219