搜索资源列表
Digital-frequency-meter
- 设计了一种基于EDA的数字频率计，它主要采用的是测频法测量通常情况下，计算每秒内待测信号的脉冲个数，即闸门时间为1 s。所得的计数个数即为频率，然后输出给数码管显示。-It introduces a design based on digital frequency meter EDA, it mainly adopts frequency measurement method for measuring the is usually calculated per second, for the
vhdl_mode
- FPGA等精度测频程序，能测1hz到100Mhz的频率，自动计算占空比，自动转换量程，只有一百万分之一的误差，是课程实际的优秀作品。-FPGA and other precision frequency measurement procedures can be measured of 1hz to the 100Mhz frequency, and automatically calculates the duty cycle, automatic conversion range, only
cepinyi
- 利用LM3S2110实现的显示屏，采用SSD1963作为驱动芯片，实现测频仪，内含整个工程源码-LM3S2110 implemented display driver chip SSD1963 as frequency measurement instrument containing the whole project source
ceping
- 基于mega128的单片机测频程序，最低0.1hz。调试已通过-Mega128 microcontroller measured frequency procedures, minimum 0.1hz. Debugging has passed
bpskd
- 使用matlab实现的BPSK信号产生和加入噪声前后的频谱对比以及FFT测频和一阶差分法测频对比-Using matlab to achieve the BPSK signal generator and adding noise before and after the spectrum contrast and FFT frequency measurement and first-order differential method to measure the frequency cont
frequency
- 频率计1:被测频率fx小于110Hz采用测周法，显示频率XXX。XXX；fx大于110Hz采用测频法，显示频率XXXXXX； 2:可利用键盘分段测量和自动分段测量； 3:可完成单脉冲测量，输入脉冲宽度范围是100微秒--0.1秒； -Frequency meter: the measured frequency fx is less than the 110Hz measured Weeks Act, shows the frequency XXX. XXX
DSP281x_examples
- dsp2812列子程序，包含测频、串口通信、adc、时钟、中断等。-dsp2812 application demo
PCA-frequency-
- 实现STC单片机的PCA捕获测频，实现高精度频率测量-STC achieve singlechip PCA capture frequency measurement, high precision frequency measurement
measure
- 基于msp430的测频测幅程序 可测量方波的周期 频率 占空比-Based on msp430 measured frequency measured amplitude square wave can be measured cycle frequency duty cycle
measured-frequency-meter
- 51单片机 测频计 自己做的 可测1M赫兹一下的方波 可能不是很好 有很多不好的地方 往海涵 自己敲的代码 新手-The 51 MCU measured frequency meter
stc-60s2
- stc 12C5A60S2单片机 实现pca测频，ad转换，开关状态检测并在1602液晶显示屏显示，串口实时发送数据。-stc12C5A60S2 pca frequency measurement, ad conversion, switch state detection in 1602 LCD display shows the serial real-time to send data.
Frequency-Measurement-V2.0
- 实现MSP430单片机测频，单片机需超频至12M主频，采用最常用的低频测周，高频计数方法，频率测量范围达到0.1Hz-20MHz,理论上还可以测更高频率，但是手头只有20M的信号发生器-To achieve the MSP430 MCU frequency measurement the microcontroller be overclocked to 12M clocked, the most commonly used low-frequency measurements weeks, h
-frequency_counter
- 包含测频计、按键分频器、七段数码管显示分频系数和频率大小，已在开发板上运行，精度较高，并包含modelsim仿真do文件和图片，原理图等。-Contains the measured frequency meter, the key divider, seven segment LED display division factor and frequency of size, has been running on the development board, high precision,
cpld_now
- 多周期同步法测频程序，晶振为40MHz，测量15-30K之间的频率，100Hz的输出频率,-Multi-cycle synchronization method of frequency measurement procedures, crystal 40MHz measurement frequency between 15-30K, the output frequency of 100 Hz,
frequency_counter44
- 采用多周期测量原理，即用标准频率信号填充整数个周期的被测信号，从而消除了被测信 号+1的计数误差，其测量精度仅与门控时间和标准频率有关，克服传统的直接测频或者直 接测周法均不能全面满足高精度要求的缺陷-Using the principle of multi-cycle measurements, i.e. integer number of cycles of the measured signal is filled with a standard frequency signa
control
- 频率计的设计中一个模块，即测频控制器，上升沿的时候锁存，下降沿的时候重置-Frequency of the design of a module that measured frequency controller, the rising edge of latch, when the falling edge of the reset
cap-frequency
- dsp2812测频程序，实现过零的检测。-dsp2812 frequency measurement, zero detection.
c51Dc-motor-PWM-speed-source-program
- 可以实现用PWM来控制电机的转速，用测频法测出当前电机速度，并在LED数码管上显示出来-To control the motor speed can be achieved using the PWM frequency measurement method to measure the motor speed, and displayed on the LED digital tube
g2553
- 利用430g2553实现测频功能并在液晶上显示-Use 430g2553 achieve frequency measurement function is displayed on the LCD
frequency
- STM32 频率计 用输入捕获发测得频率 测频范围根据定时器分频可变-failed to translate