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data-acquisition-
- 随着计算机技术的飞速发展和普及,数据采集系统在多个领域有着广泛的应用。本系统是基于C8051F060单片机和计算机串口通信的数据采集模块,使用单片机内部ADC和多路模拟开关进行多路数据采集,并且通过串口将数据传送给计算机进行处理。在本系统设计中体现了自顶而下的设计思想以及模块化思想,设计中首先明确系统的主要功能以及确定参数,将系统分成多个模块分开设计和测试,然后再进行综合和总体功能测试。本系统能够实现八路数据同时采集,通过计算机监控软件,能够显示各个通道的瞬时电压,实时显示一路数据波形,并且能够
signal
- 这是一个用运放来搭建的一个信号发生器,用单片机机定时器采集频率,ad0832采集幅值,在1602上显示,附有原理图-This is a op-amp to build a signal generator, single-chip machine timer collection frequency, the ad0832 collection amplitude, in 1602, accompanied by schematic
pinlv
- 利用51单片机T0计数器测量信号的频率,也可以利用他来计算信号幅值大小-using the t0 register of 51 MCU to measure the rate
boxing
- 一个关于单片机的波形发生器,频率、幅值、占空比都可调,个人认为不错-A single-chip waveform generator, frequency, amplitude, duty cycle are adjustable, personally think that a good
frep
- msp430测量交流信号的频率计程序源码,可以同时测量幅值-the msp430 frequency meter for measuring AC signal program source code, can simultaneously measure the amplitude
51zhengxian
- 51单片机,利用正弦表发正弦波程序,本例幅值最大2.5v,频率5HZ,另附正弦表程序,可以根据需要更改幅值和频率-51 SCM, sine table made sine wave program, in this case the amplitude of the largest 2.5v frequency 5HZ attached sine table program, you can change the amplitude and frequency ...
zongchengxu
- 用MSP430单片机做的脉冲参数测试仪,自己写的程序代码,可以测脉冲的幅值,频率、周期,上升沿下降沿时间。-MSP430 microcontroller with the pulse parameters tester, write their own program code, it can measure the pulse amplitude, frequency, and cycle, the rising edge down time.
Cose_Jiao
- 这是我用三月时间编写的利用余弦定律:知道两条边长(AD两次测得电压幅值)和夹角(用定时器和下降沿中断测夹角)C语言程序。-This is my time to write with the use of March cosine law: that the two side (AD twice the measured voltage amplitude) and the angle (measured with a timer and interrupt falling edge angle)
caidan
- c8051f020 二级菜单设置产正玄波频率和幅值 测试可用-c8051f020 two menu settings produce a sine wave frequency and amplitude of the test can be used
STM32_C_FFT
- 采用C语言版本的FFT算法对一个软件合成的信号进行FFT变换,并将FFT变换后每个频点的幅值打印输出-FFT algorithm using C language version of a software synthesizer signal FFT, and FFT transform each frequency point amplitude printout
sin-DDS
- 做DDS时需要用到如三角波,正弦波之类波形的采样数据,这个函数可以产生任意采样点数和任意幅值的正弦波数据点。由该函数产生的数据很容易的转化为.mif文件-Do DDS when needed, such as triangular wave, sine wave like waveform of sampled data, this function can be generated in any sampling points and optionally the amplitude of t
2013.7.20
- 利用msp430单片机对输入信号进行采样,并在12864液晶上实时显示波形和频率、幅值,最后送DAC输出至示波器还原,已通过实际测试-Use msp430 microcontroller input signal is sampled and 12864 on the real-time waveform and frequency, amplitude, and finally sent to the DAC output to the oscilloscope reduction, have
DA
- 利用430的DA产生一个频率,幅值,脉冲可调的方波信号。-DA using 430 generates a frequency, amplitude, pulse adjustable square wave signal
digital-frequency-meter
- 实先简易频率计 用P1或P3口,产生一方波信号,频率为1000Hz,用LCD/LED显示信号源频率和周期。 将输出信号输入到一IO端口输出,可以用示波器观察 将频率信号输入端另一IO端口(频率计的信号输入端)作为输入信号,连续测量输入信号,动态显示被测方波信号的频率、周期和脉宽等参数,参数(周期、频率、幅值、占空比等)通过键盘切换交替显示,参数自动分时交替显示, 设置一功能键,可以实现动态显示和锁定显示切换。 -digital frequency meter
AD9850
- 利用DDS模块,AD9850生成频率可调,相位和幅值固定的正弦波。-Generate a sine wave
430F169DATE14.6.1
- 本程序是基于MSP430F169的自动增益控制放大器,用运算放大器设计一个电压放大电路,其输入阻抗不小于100kΩ,输出阻抗不大于1kΩ,并能够根据输入信号幅值切换调整增益。-This procedure is based on the automatic gain control amplifier MSP430F169 with operational amplifier to a voltage amplifier circuit having an input impedance les
U
- 电压表,采样回的数据经过傅里叶变化得到电压的幅值-Voltage meter, the data of the sample is obtained by the amplitude of the voltage of Fu Liye.
signal-generator
- 2015年陕西省高校ti杯五校联赛,成功运行,一等奖程序。是一个可调的信号发生器,基于stm32,可实现三角波、正弦波、方波及频率、幅值可调-signal generator,which is the first prise.
the-function-generator
- 本代码是以stm32f407本身自带的dac为硬件基础,可以产生出正弦波,矩形波,锯齿波,三角波,噪声,并且频率和幅值可以改变。-This code is stm32f407 itself comes dac-based hardware, you can produce sine, square wave, sawtooth, triangle, noise, and frequency and amplitude can be changed.
Pwm
- 空间电压矢量控制PWM(SVPWM)也叫磁通正弦PWM法.它以三相波形整体生成效果为前提,以逼近电机气隙的理想圆形旋转磁场轨迹为目的,用逆变器不同的开关模式所产生的实际磁通去逼近基准圆磁通,由它们的比较结果决定逆变器的开关,形成PWM波形.此法从电动机的角度出发,把逆变器和电机看作一个整体,以内切多边形逼近圆的方式进行控制,使电机获得幅值恒定的圆形磁场(正弦磁通).-Space voltage vector control PWM (SVPWM), also known as magnetic