搜索资源列表
900MHZ
- 900MHZ高频头的控制参考程序和参考线路图.-high-frequency 900 MHz band first reference to the control procedures and reference the road map.
DVB-Cver8f0
- 三星数字高频头的驱动源代码，采用ST公司的STV0297芯片-the driver code of sansung digital high frequency camara,use ST company s stv0297 chio
EZWDemo40Inst
- 该软件外国外著名的天线仿真软件，对设计高频，天线方面有着良好的帮助，其使用方便，直观，不过该软件是个小版本软件，不过很适合设计小型天线。-the software famous antenna simulation software for the design of high frequency, the antenna has a good help, its ease of use, intuitive, but the software is a small version of the
分频器VHDL描述
- 在数字电路中，常需要对较高频率的时钟进行分频操作，得到较低频率的时钟信号。我们知道，在硬件电路设计中时钟信号时非常重要的。-in digital circuits, the need for regular high frequency clock operating frequency for hours, a lower frequency of the clock signal. We know that the hardware circuit design clock signal i
I2C_Tuner_MCU_Control
- 单片机控制的I2C总线高频头程序单片机控制的I2C总线高频头程序-MCU control of the first high-frequency I2C bus control procedures SCM I2C Bus tuner procedures
sy08
- 1． 掌握压控振荡器的基本原理和调试方法。 二． 实验原理 压控振荡器，顾名思义，其输出频率随输入电压的改变而变化。它大致可分为两类，一类是调谐式，另一类是多谐式。多谐式一般线性好，但输出不是正弦波，只能通过间接方式获得。振荡频率一般较低。调谐式多用于发射机中，一般高频电子线性课程会有介绍。 这里介绍两种压控振荡器及其常用电路类型，供大家参考 -1. VCO master the basic principles and debugging methods. 2. VCO exp
fraq
- 基于VHDL语言的频率计具有高速计频，体积小的特点-based on VHDL or with the frequency or high frequency, small size characteristics
COUNTER
- 对外部输入的高频脉冲信号进行分频，应用于FPGA/CPLD .-External input of high-frequency pulse signal frequency, applies to FPGA/CPLD.
frequency
- 一种等精度的频率计，同时适合高频和低频，误差小。-A precision frequency meter, etc. At the same time, suitable high-frequency and low frequency, the error small.
kekongfangda
- 用单片机AT89s52对可编程滤波器芯片MAX262 进行程序控制，可以同时对两路输入信号进行二阶低通、高通、带通、带阻以及全通滤波处理，滤波器的中心频率在15kHz～50kHz 频率范围内实现64 级程控调节，其Q 值在0.5～64 范围实现128 级程控调节。-In a simple, accurate, reliable, stable and universal principles, use of a hierarchical design to match the idea of i
Frequency
- 高效频率计，实现了高精度，高速度的频率测量-High frequency meter, achieving a high precision, high-speed frequency measurement
High-frequencyradarsignalcircuit
- 高频雷达信号发生电路A Highly Capable Arbitrary Waveform Generator for Next Generation Radar Systems-High-frequency radar signal circuitA Highly Capable Arbitrary Waveform Generator for Next Generation Radar Systems
High-frequency-power-electronics
- 高频功率电子学详细描述了各种功率器件和驱动电路-High-frequency power electronics detailed descr iption of the power device and driver circuit
high-frequency-design
- 高频电路振荡器设计。简单明了。实用。看完能自己设计-high frequency design
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
PFGA-frequency--
- 用FPGA实现高频高精度的外部频率检测，并用1602液晶屏显示频率，用Cyclone II EP2C35F672C8N 型号的FPGA 可实现检测高达1.5M HZ的输入频率，对应的精度只有百分之0.5。-Using FPGA to realize external frequency detection with high frequency and high precision,and use 1602 LCD screen display frequency, using the Cyc
Precision-frequency-meter
- 本系统基于C8051F020实现等精度的频率测量，利用该单片机灵活的控制功能及速 度优势，大大提高了性能和测量精度。以往的测频都是采用高频段直接计数、低频段间接测周 的方法，其测量精度往往会随着被测频率的改变而受到影响。为了克服测频中高低频段测量精 度不等的缺陷，采用双计数器设计，实现等精度的频率测量。等精度的测量方法不但具有较高 的测量精度，而且在整个测频区域内保持恒定的测量精度。-The system is based on C8051F020 achieve equal p
Frequency
- 先用计数法测频率，判断大小，高频直接显示，低频就用测周法，测出后显示-First, using the counting method to measure the frequency, judge the size, high-frequency direct display, low frequency on the measurement of the week, measured after the show
frequency（PA0）
- 频率计的基本原理是用一个频率稳定度高的频率源作为基准时钟，对比测量其他信号的频率。通常情况下计算每秒内待测信号的脉冲个数，此时我们称闸门时间为1秒。闸门时间也可以大于或小于一秒。闸门时间越长，得到的频率值就越准确，但闸门时间越长则没测一次频率的间隔就越长。闸门时间越短，测的频率值刷新就越快，但测得的频率精度就受影响。本文数字频率计是用数字显示被测信号频率的仪器，被测信号可以是正弦波，方波或其它周期性变化的信号。如配以适当的传感器，可以对多种物理量进行测试，比如机械振动的频率，转速，声音的频率以及
2016-07-20-mb1504调频程序+步进
- 高频电路的本振源MB1504的控制代码。51单片机控制。(The control code of the local oscillator MB1504 of the high frequency circuit. 51 single chip microcomputer control.)