Test_ifnonnull

Exam3 icarnegie SSD3 AddressBookGUI

采用DS18B20温度传感器，利用51单片机，结合Labwindows/CVI上位机编程软件开发温度检测系统。(Using DS18B20 temperature sensor, the use of 51 single-chip microcomputer, combined with the Labwindows/CVI PC programming software development temperature detection system.)

74HC595移位测试程序，带PRITUES仿真，以及2个74HC595串联(The the 74HC595 shift test program with PRITUES simulation, as well as two 74HC595 in series)

基于TMS320C55X的程序开发，主要包含AD、USB的实例程序(TMS320C55X based application development, mainly include AD, USB an instance of the program)

STM8l低功耗，串口通信程序，配置 库函数(STM8l low power consumption, serial communication program, configuration library function)

说明：  51单片机开发，基础篇，驱动步进电机代码(51 Single Chip Microcomputer Driving Stepper Motor Code)

由单片机和DAC0832产生正弦波或三角波的程序。单片机和DAC0832可将频率进行分频的具体程序(Sine or triangle wave and DAC0832 procedures generated by the microcontroller. SCM and DAC0832 can divide the frequency of specific procedures)

本书主要介绍由ADI工程师亲自参与设计、调试并验证的实验室电路。通过这些实验室电路,可以将这些产品迅速和放心地组合起来。这些电路为许多通用应用提供解决方案。每款电路包含详细的设计文档、常见电路变化以及更多信息。电路功能和性能已经过硬件验证。(This book introduces the ADI engineers personally involved in the design, debug, and validate laboratory circuits. Through these laboratories circuit, these products can be combined quickly and safely. These circuits are provided for many common applications solutions. Each circuit includes detailed design documentation, common circuit variations, and more. Circuit functionality and performance of the hardware has been verified.)

STM8S系列单单片机教程，第三课，教你从零开始学会使用蜂鸣器，让蜂鸣器唱歌吧(STM8S series single chip tutorial, the third lesson, teach you from scratch to learn to use the buzzer beeper to sing)

DAC5615的使用，能够控制输出电压为设定电压，并保持恒定。(DAC5615 used to control the output voltage setting voltage, and constant.)