目录摘要..1Abstract.…21绪论.311电动工具的现状、前景、特点…31.1.1电动工具行业现状….31.1.2电动工具行业发展前景…41.1.3电动工具概况51.1.4电动工具行业主要产品特点…62ABS的介绍….72....

3.6.23DLED光立方搭接.....154光立方电路和程序设计......184.1电路设计仿真....184.1.1绘制电路原理图并仿真测试.184.1.2规划电路板并设置相关参数184.1.3元件布局及调整...194.1.4元件布线及...

引言电阻炉是一类量大而广的工业设备，得用单片机完成对炉内温度的实时控制以及数字化显示，对提升工作效率以及降低能耗具有十分重要的作用。本文介绍了一个以8031单片机为核心的温度控制系统。...

Design and implementation of smart fanintelligent IOT Major Class 1 Li ZihengInstructor:Li JizhongAbstract:Summer is coming,we will encounter such a situation.When lying inbed read...

哈尔滨工程大学本科生毕业论文ABSTRACTIn recent years,with intelligent buildings on the market has been heatingup,the doorbell system has been as intelligent office and intelligent r...

AbstractAiming at the phenomenon of that the drunk driving causes traffic accidents frequently,designed a controlling system to prevent drunk driving.By doing this the potentialcon...

江西科技学院本科生毕业论文（设计）AbstractWith the changes of the times and the progress of society,mankind is also constantlypursuing and exploring a more intelligent life.People'...

watering;manual part is composed of single-chip digital tube into the month and day from realtime,through the software programmed timing watering time.Key words STC89C52 temperatur...

chip microcomputerABSTRACTWith the improvement of people's living standard,income has alsobeen greatly improved,most families enter the well-off stage,peoplehave higher needs and r...

1.2DDS技术的研究现状与发展趋势1971年，蒂尔尼等人在《数字频率合成》中首次提出了DDS的概念。1993年，劳伦·库什尼提出了一种高速、低功耗的新型复合式DDS结构。其结构是由低速高分辨率和相位...