搜索资源列表
square
- pwm方波控制仿真 通过仿真输出方波pwm 并输出正弦波 -PWM square wave control simulation by simulation output square wave and sine wave output for PWM
pinlvji
- 本文设计了一个基于STC89C51单片机的数字频率计。该频率计包括单片机模块、放大整形模块、分频模块及显示四个模块。输入正弦和矩形信号经高频晶体管放大后,利用74HC14可得到高频高精度方波信号;利用74HC390可进行高精度分频以达到高频信号测量,并利用单片机在1s闸门时间内对输入信号进行计时、计数以获取频率值,通过LCD1602液晶显示器将频率显示出来。经试验验证,正弦信号频率可达10Hz-32MHz,电压有效值最低65mV-1V,相对误差0.01 ;矩形波频率可达150Hz-2.2MHz,
signal_generator
- 信号发生器,产生方波、正弦波、三角波、白噪声和单位冲击信号-Signal generator
wave-of-data
- Labview编程,数据波形。包括基本函数发生器函数,调谐与噪声发生器函数,公式波形发生器函数,正弦波发生器函数,方波发生器函数。-Labview,wave of data.
BasicWave
- 非常简单的产生方波、三角波及正弦波序列信号MATLAB代码-Very simple to produce a square wave, sine wave triangle spread MATLAB code sequence signal
DA_ADcaiji
- 基于F28335的DA输出三角波,锯齿波,方波,正弦波,AD对其进行采集-Based on DA F28335 output triangle wave, saw, Fang Bo, sine wave, AD for its collection
xinhaofashengqi
- 本作品以STC89C51单片机为核心设计了一个函数信号发生器。信号发生器采用数字波形合成技术,通过硬件电路和软件程序相结合,定义波形,如正弦波、方波、三角波、锯齿波,波形的频率100HZ到10KHZ和幅度0V到5v范围内可任意改变。波形和频率的改变通过软件控制,幅度的改变通过硬件实现。输出频率及幅度可以通过LCD1602进行显示;可以1Hz、10 Hz、100 Hz、1000 Hz 步进该信号发生器具有体积小、价格低、性能稳定、功能齐全的优点。-This work with STC89C51 m
SpeechRec
- 基于DTW算法实现的语音识别程序,可以识别数字0 9,以及“正弦波,方波,三角波”,并将波形识别结果装入TXT文件中!-DTW algorithm based on speech recognition program that can recognize digits 0 to 9, and sine, square, triangle, and waveform recognition result is loaded into a TXT file!
13307130259-11
- 基于Win32::Sound的播放器,可以播放任意频率正弦波、方波、三角波、锯齿波信号。-Based Win32 :: Sound of player that can play any frequency sine wave, square wave, triangle wave, sawtooth signal.
DDS_hzh
- 基于FPGA实现的DDS信号发生器,能产生正弦波、方波、锯齿波三种波形。-FPGA-based realization of DDS signal generator can produce sine, square, ramp three waveforms.
DDDDDDDDDSSS
- FPGA实现DDS正弦波、方波、三角波发生器Verilog程序(已验证)Quartus工程文件-FPGA realization DDS sine, square, triangle wave generator Verilog program (verified) Quartus Project Files
signal
- 本系统以单片机AT89C52为核心,以数模转换器DAC0832实现方波、正弦波、三角波、锯齿波波形的输出,实现信号发生器的简易功能。-This system with single chip microcomputer AT89C52 as the core, with digital to analog converter DAC0832 achieve square wave, sine wave, triangle wave, sawtooth wave form output, real
Cymometer
- 用FPGA设计的等精度测量频率。频率的测量范围为1Hz-100MHz。可以测占空比,测时间间隔等。可测正弦波和方波。精度大于10e(-4)-Using FPGA to design the equal precision frequency measurement.Frequency of the measuring range is 1 hz- 100 MHZ.Can examine duty ratio, time interval measurement, etc.Sine wave an
fpga
- 本系统以STM32控制器为核心,配合FPGA,采用等精度测量法,通过程控放大器对不同输入电压信号进行分档,实现宽带小信号放大。分档放大后的信号经过整形电路,通过FPGA对其边沿进行检测计数能够实现对正弦波的测周与测频,方波时间间隔的测量,矩形波占空比的测量,并采用彩色TFT进行显示测量信息。对于输入的高频信号能够在低于10mv有效值准确完成电路的放大和测频。-The system with STM32 controller as the core, with FPGA, using equal
dds
- 直接数字频率合成法产生正弦波,方波,锯齿波,三角波等基本波形。-Generate sine wave, direct digital frequency synthesis method of square wave, sawtooth wave, triangle wave and other basic waveform.
sin101
- 方波产生部分代码,正弦波产生部分代码,仅供新手参考-Square-wave part of the code generated, part of the code generated sine wave
pinliji
- 基于51单片机的频率计,能够测量正弦波、方波、三角波等波形的5MHZ以下的频率值并于1602显示-51 microcontroller-based frequency meter can measure frequency sine, square, triangle, etc. waveform 5MHZ in 1602 and the following display
SR_DDS
- DDS信号源设计,有正弦波,方波,三角波,AM波,FM波,还有PSK,FSK,16QAM等多种信号产生。-DDS signal source design, there are sine, square wave, triangle wave, AM wave, FM wave, as well as PSK, FSK, 16QAM and other signal generation.
AD9834
- 基于51的AD9834波形发生器源码。可以产生三角波,正弦波和方波。频率和相位可以设定。-Based on AD9834 waveform generator source 51. It can generate a triangular wave, sine and square waves. Frequency and phase can be set.
Fourier-Analysis
- 傅里叶变换的一些相关matlab学习案例,光看理论学起来费力,里面是傅里叶逼近和正弦波合成方波例子-Some relevant case study matlab Fourier transform, look effortlessly learn the theory, which is the Fourier synthesis of sine and square wave approximation examples