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占空比1:1的通用分频模块
- 用vhdl实现占空比1:1的通用分频模块,非常实用,欢迎大家下载-use VHDL to achieve the common 1:1-frequency module, a very practical and you are welcome to download
pinlvji
- 本频率计具有测周、测频、测量占空比等基本功能,能自动换档,误差为1%-the frequency meter is measuring weeks, frequency measurement, measuring the ratio of the basic functions can automatically shift error of 1%
mod6_divide
- 用VerilogHDL编写的,一个占空比为50%的6分频电路-prepared using Verilog HDL, a 50% duty cycle for the six sub-frequency circuit
pwm_higt
- modelsim设计的可调占空比的方波程式-modelsim designed adjustable duty cycle of the square wave program
24e1pwm
- nrf24e1 PWM输出程序,可以调节占空比,可用做音频信号输出.-nrf24e1 PWM output procedures can adjust the duty cycle can be done audio signal output.
dpjplj
- 本单片机设计的数字频率计 能够准确测量频率为1HZ-15MHZ,适用为方波,三角波及正弦波,可在人为的 用拨位开关在测量周期,频率及占空比之间转换,频率精度为1HZ,周期精度为 0.1微秒,占空比计时精度为0.1微秒。 -microcontroller design of the digital frequency meter can be accurately measured frequency 1HZ- 15MHZ.
KeyPwm234
- PWM控制电机,用PWM控制电机,熟悉定时器Timer A/B的编程方法。用Timer A作为脉宽调制信号产生的定时器.了一个函数F_Pwm(int a,int b) 用于PWM设置,传入两个参数第一个用于频率设置,第二个用于占空比设置。-PWM motor control using PWM motor control, timer Timer familiar with the A/B programming method. A T
P89LPC932_Pulse
- 对一方波的每一次电平跳变进行捕获,并用捕获值计算方波的脉冲宽度,占空比,周期或其他。-right side of every wave-hopping-- for capture, and capture value with the square wave pulse width and duty cycle. cycle or other.
pwm(adjust)
- 实现pwm的频率和占空比可调,是使用ATMEL89s52实现的,用数码管显示。-achieve pwm the adjustable frequency and duty cycle is the use ATMEL89s52 achieve. digital Display.
verilogclock
- 如果不考虑占空比,直接利用计数器来进行分频,则占空比会发生变化。下面程序实现1:1的三分频。-if not duty cycle directly counter to the use of sub-frequency, duty cycle will change. Below a program : a third of the frequency.
44587451474
- pwm改变占空比的程序,已调试过,可以直接用KEIL使用-pwm duty cycle to change the procedures have been debug, and can be directly used by KEIL
finalreport
- matlab实现的多个基础程序和报告并有流程图(1) 绘出正弦信号波形及频谱。 (2) 单极性归零(RZ)波形及其功率谱,占空比为50%。 (3) 升余弦滚降波形的眼图及其功率谱。滚降系数为0.5。发送码元取值为0、2。 (4) 最佳基带系统的Pe~Eb\No曲线,升余弦滚降系数a=0.5,取样值的偏差是Ts/4。 (5) Pe~Eb\No,升余弦滚降系数a=0.5,取样时间无偏差,但信道是多径信
wave_generater
- 实现4种常见波形正弦、三角、锯齿、方波(A、B)的频率、幅度可控输出(方波 --A的占空比也是可控的),可以存储任意波形特征数据并能重现该波形,还可完成 --各种波形的线形叠加输出。 -Realize four kinds of common sine wave, triangle, sawtooth, square wave (A, B) the frequency, magnitude controllable outp
PWM_Pulse
- 对一方波的每一次电平跳变进行捕获,并用捕获值计算方波的脉冲宽度,占空比,周期或其他。-One side of each wave level hopping to capture, and capture value by square-wave pulse width, duty cycle, cycle or other.
PWM
- 这是一个控制电机的小项目,功能:通过五个按键控制PWM的输出,同时在四位数码管的后三位上显示占空比。-This is a small motor control project, function: By the five buttons to control PWM output, while the latter four digital tube display duty cycle 3.
PWM
- 频率可调 占空比可调 AVR 程序 程序可用 请放心用-Adjustable frequency adjustable duty cycle procedures AVR procedures available Please be assured by
C51pwm
- 基于AT89S52的pwm脉宽调制的C语言编程,可以显示占空比及频率,还有一个数码管显示符点技术C程序-AT89S52-based pwm pulse width modulation of the C language programming, you can show the duty cycle and frequency, as well as a digital display technology at point C pr
adjustable-square-wave
- 占空比可调信号发生器,单片机原理程序代码,已成功运行。-Adjustable duty cycle signal generator, the principle of single-chip code has been run successfully.
fen1to7
- 这是我在ISP编程实验中独立编写的一个采用行为描述方式实现的分频器,通过两个并行进程对输入信号CLK进行8分频,占空比为1:7-This is my ISP programming experiment in the preparation of an independent descr iption of the use of behavior to achieve the prescaler, through two paralle
PWMWave
- 利用51单片机的两个定时器同时产生两路脉冲,其中一路为频率、占空比可调的PWM,另一路可以串行发送给定数据(即载波)。-The use of 51 single-chip timer at the same time the two have a two-way pulse, in which all the way for the frequency, duty cycle adjustable PWM, another way ca