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juchibo
- 实验十一 数/模转换器 一、实验目的 了解数/模转换器的基本原理，掌握DAC0832芯片的使用方法。 二、实验内容 1、实验电路原理如图11-1，DAC0832采用单缓冲方式，具有单双极性输入端(图中的Ua、Ub),利用debug输出命令(Out 290 数据)输出数据 给DAC0832，用万用表测量单极性输出端Ua及双极性输出端Ub的电压，验证数字与电压之间的线性关系。 2、编程产生以下波形(从Ub输出，用示波器观察) （1）正弦波 三、编程提示
amdf
- 测量语音信号的基音周期的大小,可以分析语音长度在30ms左右的语音信号-test the base frequence of voice
jiyinzhouqijiance
- 一些关于语音基音周期检测的文章，包括多种测量方法，如小波变换法，相关法，还有多种改进方法的探讨。-Some information about Pitch detection of articles, including a variety of measurement methods, such as the wavelet transform method, the relevant law, there are many improved methods explored.
UsingtheHT45R34toImplementa12keyTouchSwitchApplica
- HT45R34在12KEY触摸按键中的应用－使用汇编语言(测量周期变化量)-Using the HT45R34 to Implement a 12 key Touch Switch Application Using Assembly Language- Detecting Frequency Changes
wenduceliang
- 单片机，此程序是使用DS18B20集成数字温度传感器测量温度的实用程序，采用的是12位12位单点采样模式,采样周期约0.8秒钟,每按键一次就采样一次-Single-chip, this program is a utility to use the the DS18B20 integrated digital temperature sensor to measure temperature, using 12, 12, single point sampling mode, sampling
dianjizhuansuceliangxitong-
- 实现测量脉冲信号的周期，脉冲持续时间，占空比等功能，进而通过脉冲周期获得电机转速的测量，以实现实时监控电机转速的目的。-Measure the pulse signal cycle, pulse duration, duty cycle, and other functions, and then measuring the rotational speed of motor through pulse cycle, in order to realize the purpose of real
phasediff
- 基于谱分析法的相位差计，仪器内集成周期测量仪（基本原理是计数法）-Based on spectral analysis of the phase difference meter, instrument integration cycle measuring instrument (the basic principle is counting method)
Frequency-measurement
- 频率测量vi，包括ESTI、比例法、多项式逼近法、多周期平均计数法、仿真信号源、能量矩平衡、频率跟踪、三点法-Frequency measurement vi, including ESTI, ratio method, polynomial approximation method, average more cycle counting method, the simulation signal source, energy moment balance, frequency trackin
Frequency-meter
- 一.显示年频率，周期，脉宽 三个功能 二.在液晶显示器上显示上面三个功能的数值 三.带掉电保护功能,掉电后，重新开机，显示先前对应参数测量值，按退出键，重新开始测量，否侧，先前存储到24C02里面的数据不更新-I. Show in frequency, period, pulse width three functions 2. Displayed value above three functions on the LCD monitor 3. With power-dow
Hantek6022BE
- Hantek6022BE虚拟示波器频率、周期、占空比测量-Hantek6022BE virtual oscilloscope frequency, cycle, pulse rate measurement