-
以太网控制器Verilog源码(含有MAC,MII接口)
【实例简介】以太网控制器Verilog源码(含有MAC,MII接口)
- 2021-11-01 00:34:28下载
- 积分:1
-
自学VC++2010实例【004】;用ADO方法在ACCESS2010数据库中增加、删除和修改记录
级别:入门级。在VC++2010用ADO方法在ACCESS2010数据库中增加、删除和修改记录。【要在机器中安装Microsoft.ACE.OLEDB.12.0引擎,网上有下载的】。本实例参照清华大学出版社的《Visual C++范例开发大全》,ISBN: 978-7-302-22624-6,作者: 陈国建. 等编著,版次: 2010年7月第1版。本实例参照如下的章节改编出来的:11.1 数据库操作访问技术实例 402实例253 使用DAO建立Access数据库文件 402实例254 使用ADOX建立Access数据库文件 404实例255 使用ADO添加数据库记录 407实例
- 2020-07-04下载
- 积分:1
-
ISO15765及14299协议
基于CAN的道路车辆诊断ISO15765-1,ISO15765-2,ISO15765-3,ISO15765-4,ISO14299
- 2020-11-30下载
- 积分:1
-
Rohde&Schwarz 频谱仪操作手册(英文)
Rohde&Schwarz 频谱仪操作手册(英文) 1145.5850系列全英文,详细的操作方式,各类使用技巧R&S FSHContentsContentsSpecificationsSafety InstructionsCertificate of qualitEC-Certificate of conformitySupport Center AddressList of R&S RepresentativesPutting into OperationFront view1.1Putting into Operation1.2Unpacking the Instrument1.2Setting up the InstrumentSwitching on the Spectrum Analyzer1.4Spectrum Analyzer Connectors1.5Screen SettingsQCountry-Specific Settings1.10Setting the Date and TimeSetting the date.1.11Setting the time1.1Charging the Battery......1.12Selecting the Instrument Default Setup1.13External Reference /External Trigger Switchover1.14Controlling the rF Attenuator1.15Using a Preamplifier…1.15PIN Entr1.17Connecting Printers.1.19Setting the Baud rate for Remote Control1.21Enabling Options1.21Checking the Installed options1.221145.5973.12E-15ContentsR&S FSH2 Getting Started2.Measurements on cw signals2.1Level measurement2Setting the Reference Level量‘面2.2Frequency Measurements2.3Harmonic Measurements of a sinewave Signal面面2.4Power Measurements Using the Power Sensor2.5Power and return loss measurements with the r&s FsH-z14 or the r&s FSH-Z444427Two-Port Transmission measurements2.9Measurement of return loss2.11Performing Distance-To-Fault Measurements...2.14Operation in Receiver Mode2.20Measuring the carrier-to-Noise power ratio2.Determining the Reference2.26Sts…2.26Selecting the reference channel2.27Entering the channel bandwidth of the reference channel2.27Selecting the unit for the reference...2.27Manually entering the reference2.27Automatic level adjustment2.27Measuring the Noise Power and Calculating Carrier Power /Noise Power.........2.28Selecting the result display2.28Frequency setting of the noise channel..2.28Setting the noise channel measurement bandwidth2.29Setting the C/N channel bandwidth2.29Automatic level adjustment2.29Correcting the displayed average noise level2.30Hiding the result display2.30Saving and Recalling Settings and Test Results2.31Saving Measurement Results2.31Saving Calibration Data2.32Recalling measurement results2.33Printing Out Measurement Results……2.341145.5973.122E-15R&S FSHContents3 Operation3.Screen LayoutScreen layout for spectrum-mode measurements without markers3.1Screen layout when the marker mode is selected3.2Entering Measurement ParametersEntering values and texts3.3Entering units3.4Menu overview.3.5Frequency entryFrequency span...Level setting…3.5Bandwidth settingTrace setting3.6Measurement functions3.7Marke3.10Save and print menu3.12Instrument setup3.12Status display3.12Menus in the Receiver Mode(option R&S FSH-K3)3.13Menu for 3GPP BTS Code domain Power Measurement (Option R&S FSH-K4)3.16Menu for Vector Voltmeter(Option R&S FSH-K2)3.161145.5973.12E-15ContentsR&S FSH4 Instrument functions4Instrument Default Setup4.1Status Display..................4.1Setting the Frequency4.2Entering the center frequency..4.2Setting a frequency offset4.2Entering the center-frequency step size4.3Entering the start and stop frequency4.4Working with channel tablesSetting the Span1面4.6Setting the Amplitude Parameters4.7Setting the reference levelEntering the display range94.9Entering the display unit4.9Entering the reference offset4.10Entering the input impedance.…………4.10Setting the Bandwidths4.11Resolution bandwidth4.11Video bandwidth4.13Setting the Sweep4.14Sweep time.4.15Sweep mode.4.15Trigger4.16Trace Settings4.19Trace mode∴4.19Detector4.20Trace memory…4.22Trace mathematics4.23Using the Markers4.24Automatic marker positioning .......4.25Using more than one marker at a time(multimarker mode).........,4.27Marker functions4.30Measuring the noise power density4.30Measuring the frequency4.31Measuring the filter bandwidth or the signal bandwidth4.32aF demodulation4.331145.5973.12E-15R&S FSHContentsUsing the dis play line…….….….….….….….….….…..….….……….…..34Setting and Using the Measurement Functions4.35Measuring the channel power of continuously modulated signals………………4.35Selecting the standard4.36Setting the reference level4.38Setting the channel bandwidth4.38Changing the spaPower displaPower measurements on TDMA signals4.42Selecting a standard∴4.42Setting the measurement time4.44Optimizing the reference level ..4.44Power readout4.45Setting the trigger4.45Measuring the occupied bandwidth4.46Selecting a standard4.47Setting the reference level4.48Setting the channel bandwidth4.49Entering the power percent to determine the occupied bandwidth4.50Displaying thupied bandwidth4.50Changing the spai1145.5973.12E-15ContentsR&S FSHMeasuring the Carrier-to-Noise Ratio.......4.52Determining the reference4.53Setting the reference channel4.53Setting the reference channel bandwidth……4.53Setting the analyzer reference level for the reference channel measurement4.54Manual reference mode4.54Inserting the c/N referenceUnits of the c/n reference4.55StandardsUSER Standard4.56User-specific standards4.56Predefined user-specific standards4.59Predefined user-specific standard Digital TX4.59Predefined user-specific standard ANalog tv mode4.60Predefined user-specific standard ctx4.60Measuring the noise channel power and calculating the carrier power/noise power.4.62Frequency setting of the noise channel………4.63Setting the noise channel bandwidth4.64Setting the C/N ratio channel bandwidth4.64Setting the reference level during noise channel measurement.4.65Selecting the c/ N result display..…,…4.65C/N measurement result display4.66Changing the span4.66Correction of inherent noise power4.67Using the R&S FSH in receiver mode4.68Setting the frequencySetting the reference level,,,。.。4.71Setting the bandwidth4.72Setting the detector4.73Setting the measurement time4.73Measurement on multiple frequencies or channels(scan)4.74Measurements using the power sensor4.76Connecting the power sensor……4.76Zeroing the power sensor.4.78Selecting the unit for the power readout4.79Setting the averaging time.……4.80Taking additional loss or gain into account4.81Measuring forward and reflected power∴4.82Zeroing the power sensor4.84Setting the power measurement weighting4.85Selecting the unit for the power readout4.86Taking additional attenuation into account4.881145.5973.126E-15R&S FSHContentsTwo-port measurements with the tracking generator489Measuring the transmission of two-ports4.91Vector transmission measurement494Measuring the transmission magnitude........4.96Measuring the transmission phase4.96Measuring the electrical length when measuring transmission面B国4.99Measuring the group delay when measuring transmission4.100Transmission measurement using the connected VSWR Bridge R&S FSH-Z3.. 4.102Sppectrum measurements with the VsWR Bridge R&s FSH-Z3 or R&S FSH-Z2connectedSetting for detecting the R&S FSH-Z3 in the transm. and spectr. measurement .. 4.104Supplying DC voltage to active DUTs4.105Reflection measurements4.105Scalar measurement of reflection4.106Vector measurement of reflection4.108Measuring the reflection magnitude4.111Measuring the reflection phase.……4.111Measuring the electrical length when measuring reflection4.112Displaying the reflection in the Smith chart4.113Measuring the group delay when measuring reflection4.118Selecting the calibration standards4.120Spectrum measurements with the vswr Bridge r&s FSH-Z3 or R&S FSH-z2connected4.121Settings for detection of the R&SFSH-z2andR&SFSH-Z3………4.122One-Port measurement of cable loss4.123Vector voltmeter.4.124Reflection measurements(S11)4.125Measuring transmission coefficients(S21)4.128Cable measurements4.134Cable selection∴4.135Selecting the frequency range…4.138Calibrating the test setupa.::::::.“14.139Locating cable faults by means of the marker function4.142Measuring spectrum and reflection4.145Further information∴4.146Setting the span4.146Selecting the center frequency.........∴4.147Measurement4.148Length measurement accuracy4.148Using limit Lines∴4.149Measurements with limit lines国面面4.151Definition range of limit lines4.152Data sets containing limit lines...4.1521145.5973.127ContentsR&S FSHMeasuring with Transducer Factors.4.153Unit for measurements with transducers4.156Reference level settings for measurements with transducers4.156Frequency range of transducer………4.156Data sets containing transducer factors4.156Field-Strength Measurement with Isotropic Antenna∴4.157Connecting the antenna to the R&S FSH4.157Measurement of the resultant field strength in a transm. channel with large bandwidth .......4.159Code Domain Power Measurement on 3GPP FDD Signals.4.166Saving and Loading Instrument Settings and Measurement Results4.173Saving results4.174Entering a data set name4.175Loading measurement results.4.175Deleting saved data sets4.176Deleting all data sets4.177Printing out Measurement Results4.178Measurements4.179How a spectrum analyzer operates…4.1791145.5973.12E-15
- 2020-12-10下载
- 积分:1
-
基于PCA的人脸识别(matlab)
关键词: PCA;人脸识别;matlab;人脸检测采用PCA 算法进行人脸识别,通过抽取人脸的主要成分,构成特征脸空间,识别时将测试图像投影到此空间,得到一组投影系数,通过与训练样本库中的人脸图像比较进行识别选择最佳匹配人脸。采用matlab编程,以及GUI编程,代码测试无误,且附有详细注释,易于阅读。内附两个pdf文件,一个是算法流程的解释说明,另一个pdf是对人脸识别技术的概述,适合想要系统学习人脸识别的入门教程。
- 2020-06-19下载
- 积分:1
-
基于arduino的蓝牙智能小车.zip
以arduino为主控板结合电机驱动模块、蓝牙模块、语音模块、蜂鸣器模块、超声波模块实现前进后退左转右转(语音同步提醒),避障蜂鸣器提醒。完美实现手机APP对各功能的切换(无死角切换) arduino 蓝牙 智能小车
- 2019-10-22下载
- 积分:1
-
基于改进MPPT 算法的光伏发电最大功率跟踪系统
做光伏逆变电源的绝佳参考资料:“基于改进MPPT 算法的光伏发电最大功率跟踪系统”
- 2020-12-07下载
- 积分:1
-
自己整合的百度地图SDK(基础地图+定位+驾车导航+搜索)
百度下载的SDK一直有问题(导航定位都能用,但是加载基础地图就导致APP蹦溃),不知道是我的原因还是百度的原因;吐血改了一天没有结果(在官方开发平台各种组合下载),所以只能找以前的SDK试试。结果可以了。这个是自己整合了以前的百度地图sdk各版本拼凑起来的,亲测可行,哈哈哈。
- 2020-12-05下载
- 积分:1
-
基于TCP传输的H264流解码和播放
基于TCP传输的H264流解码和播放
- 2020-12-07下载
- 积分:1
-
ADPLL全数字锁相环
带宽自适应高阶全带宽自适应高阶全数字锁相环的研究与设计数字锁相环的研究与设计
- 2020-11-28下载
- 积分:1