波形发生器frequency

ICL8038的管脚功能图及实物图 脚1、12（Sine Wave Adjust）：正弦波失真度调节；脚2（Sine Wave Out）：正弦波输出；脚3（Triangle Out）：三角波输出；脚4、5（Duty Cycle Frequency）：方波的占空比电信专业英语翻译 Wave form generator with progressive computer technology and microelectric technique application and one new signal source that form and develop among measuring instrument constantly.The wave form generator based on DDS technology has steady,accurate frequency of outputting,wave form of high quality outputting frequency range a series of unique advantages,it is an important direction in which the wave form generator studies.DDS technology is a kind of advanced frequency synthetic technology,its major advantage is easy to be programme-controlled,continuously,it is high to output the steady degree of frequency in the phase place,the resolution ratio is high.This text has described basic composition,operation principle and characteristic of DDS system.Keyword DDS,one-chip computer,LCD单片机波形发生器的设计，请大家提供思路 这么做：首先根据输出波形的频率和幅值进行编码，存储在单片机的ROM里，然后以一定的时间间隔依次将这些数字量送往D/A进行转换输出，这样，只要循环送数，在D/A的双极性输出端就可以得到波形波形。采用单片机片内的振荡器、上电复位和外部硬件看门狗电路。至于波形编码，网上资料很多，下面是硬件电路设计的描述(这个是网上找的)：输出两路幅值相等相位相差90°的正弦波形作为物体偏转测量的基准波形；另一路输出测角波形，该波形相对基准波形的相位反映角偏差的方向、幅值反映角偏差量。专用波形发生器就是模拟角位移输出波形的装置，用来进行后续解调电路以及功放电路的检测。它以单片机为核心，经过D/A转换和放大电路的处理，最后输出反应弹体姿态的基准波形和测角波形。急呀！各位高手帮帮忙，电信专业英语翻译 Wave form generator with progressive computer technology and microelectric technique application and one new signal source that form and develop among measuring instrument constantly.At present,the wave form generator produced at home utilizes the discrete component and simulation integrated circuit to form mostly,Cheng of changing etc.by manual to come,realize,not only volume heavy,but also dependability and accuracy raise further while being very much difficult.System this adopt digital frequency formate technology produce wave form,whole system to go on,punish to digital signal directly,there are stronger anti-interference ability and stability to enable the system.Formate the signal generator that the principle made into on the basis of frequency,because can obtain very high frequency stability degree and accuracy,so development is very fast.This text has mainly described basic composition,operation principle and characteristic of DDS system.Keyword:DDS;Anti-interference;MATLAB\/simulink中示波器纵坐标单位怎么看，或者怎么设置，图中上为电压下为电流，怎么判断电流是mA还是A 1、启动MATLAB，在命令窗口输入simulink，按回车，打开Simulink Library Browser。2、在Simulink Library Browser，点击file->new->model，新建一个模型。波形发生器 duty cycle是什么意思？ 波形发生器 duty cycle是什么意思？占空比！例如—Adjustable square wave generator,square wave to control the amplitude,frequency,duty cycle.可调方波发生器，可以波形发生器 duty 占空比!例如—Adjustable square wave generator,square wave to control the amplitude,frequency,duty cycle.可调方波发生器,可以控制方波的幅值,频率,占空比.多功能信号发生器 多功能信号发生器 一、任务设计并制作一台多功能信号发生器，电路组成框图如图所示。图1 信号发生器框图二、要求1．基本要求（1）制作完成一路正弦波信号输出，频率范围100波形发生器 duty cycle是什么意思？ 占空比！例如—来—Adjustable square wave generator,square wave to control the amplitude,frequency,duty cycle.可调方波发源生器，可以控制方波的幅百值，频度率，占空比。波形发生器 duty cycle是什么意思？ 占空比！例如—Adjustable square wave generator,square wave to control the amplitude,frequency,duty cycle.可调方波发生器，可以控制方波的幅值，频率，占空比。

#占空比