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FT232
- FT232 USB interface schemtic + Driver + PCB
Permanentmagnetsynchronousmotordirecttorquecontrol
- ： 文章根据永磁同步电机的数学模型和直接转矩控制的基本原理， 设计了一种基于T MS 3 2 0 F 2 8 1 2的 全数字化直接转矩控制系统。首先利用MA T L A B软件对直接转矩控制系统进行建模和仿真， 得到电流、 转速、 转矩以及磁链的仿真波形， 然后对 系统进行实验研究。-t：Ac c o r d i ng t o t h e ma t h e ma t i c a l mo d e l o f Pe r ma ne n t M a g n
TMS320F24xPC
- 摘 要 ：根据D S P F 2 4 0 芯片的结构特点，介绍了一种F 2 4 x系列DSP芯片与P c 机之间串行通信接口的设计方法，并详细讨论了串行通信接口的硬件实现、 通信协议的设定以及通信程序的编制要点。 该设计方案简单易行、通信稳定可靠、具有一定的通用性。-Abstract: According to DSPF 2 4 0 chips structural features, introduces a F 2 4 x series DSP chip and P c machine se
11
- 基音周期是语音信号的一个重要参数。为了在低延 时条件下准确地提取语音基音周期参数, 提出了一种基于动 态规划的单路径搜索算法-Abstract: P itch is one of the mo st impo rtant parameters fo r describing speech characteristics. A one2way p itch track ing algo rithm based on dynam ic p rogramm ing was develo
DSPplatformbasedondualrealtimetrackingsystemdesign
- 基于双DS P平台的实时跟踪系统设计.：本文以两片定点DSP TM$320C6203为核心，设计了一个用于处理1024x1024大小图像(12位数字相机)的电视跟踪系 统，并对系统的硬件设计和软件设计分别进行了详细介绍-DS P platform based on dual real-time tracking system design.: In this paper, two fixed-point DSP TM $ 320C6203 as the core, designed to h
Labview_serial_port
- The P S N R is most commonly used as a measure of quality of reconstruction of lossy compression codec (e.g., for image compression). The signal in this case is the original data, and the noise is the error introduced by compression. When comparing c
ResearchofForwardLinearPredictiononProcessingofSil
- 介绍了前向线性预测滤波算法的基本原理,提出了一种自适应滤波过程中各参数的确定方法,对某硅微陀螺的静态 漂移信号和实际动态信号进行了处理,给出了静态漂移信号滤波前后的Allan 方差和标准差的大小,对滤波前后的误差大小 和误差分布进行了分析,并与小波中值滤波效果进行了比较。结果表明,前向线性预测滤波方法无论是在去噪效果,还是实 时性等方面,都明显优于小波中值滤波-Principle of t he forward linear prediction ( FL P) is int rod
Lesson
- 每秒计时器 量化误差 标准频率的误差- this is a Second timer . thank you ! I am a third year master major in automation at Shanghai Jiao Tong University, P. R. China. With tremendous interest in Industrial Engineering, I am writing to apply for accepta
rrrrr
- ： 基于G I S技术的国土资源政务信息系统是当前国土资源信息化建设的重要技术手段之一。以国产 MA P G I S为基础开发 平台， 针对国土资源电子政务信息系统设计中的设计思想和目标、 系统设计原则、 总体结构、 功能议汁、 系统数据库组织、 元数据库设 计等方面进行了较全面的分析。 详细介绍 囝土资源电子政务信息系统实现的关键技术问题 -: Based on GIS technology, land resources information system is current
Wavelengthcorrectionforfiberspectrometer
- 随着人们对光谱测量仪器灵活性、 微型化的要求 ,便携式光纤光谱仪在实际生产测量中的需求也越来越大 ,对其测量性能的要求也越来越高。根据光纤光谱仪的测量原理 ,利用波长与CCD探测器单元格一一对应的关系 ,提出了一种波长校正的方案 ,波长校准精度可以达到0.5nm ,重复性达0.1nm。-Wit h people′ s requirement for spect rometer are agility and micromation , portable fiber spect rometer
satelliteattitudesmcpid
- a sliding P ID mode controller with P ID sliding surface is p resented. Lyapunov stability theory was utilized to achieve the stability analysis. And while there exists uncertainty in satellite inertia parameters or external disturbance
qdpsk
- 摘 要: 经过限带滤波后的QDPSK 信号的码元波形可分为稳定区与过渡区, 根据这一特点可以利用DFT 方法来实现信 号的解调和位同步。 在这种数字化解调器中需要设计一个合适的带通滤波器, 以便尽可能地消除信号的旁瓣分量而不影响信号 码元稳定区内的波形。本文介绍了上述带通滤波器的方案选择和基于M at lab 的滤波器参数设计方法, 以及仿真效果。-Abs tra c t: A f ter a band pass f ilter, QDPSK signal′ s symbo l can
Error
- tError Con trol Approach of Random L inear Network Coding.A im ing at random linear netwo rk coding, th is paper p ropo ses an er ro r cont ro l method w h ich combines po int2 po int check ing er ro r and end2 end ret ransm ission . By vir tue of
2datasheet
- The MAX706P/R/S/T, MAX706AP/AR/AS/AT, and MAX708R/S/T microprocessor (μP) supervisory circuits reduce the complexity and number of components required to monitor +3V power-supply levels in +3V to +5V μP systems. These devices significantly im
DC-motor-speed-PID-Control
- 为了改善无刷直流电机的调速性能 ,针对普通模糊 P ID速度控制器的缺陷 ,研究了基于变论域思想的自适应模糊 P ID控制器及其在 BLDCM控制系统中的应用。-To improve the performance of brushless DC motor speed, the speed for ordinary fuzzy P ID controller defect of thought based on variable universe adaptive fuzzy P ID con
max25
- matrix converter-it s an ac to ac converter with unrestriction on frequency,it got the pure sinusoidal and i/p and o/p waveforms-matrix converter-it s an ac to ac converter with unrestriction on frequency,it got the pure sinusoidal and i/p and o/p w
ORL-FACE
- Eigenfaces: PCA tends to find a p-dimensional subspace whose basis vectors correspond to the maximum variance direction in the original image space (p N). We called the new subspace defined by basis vectors “face space”. First, all training
Pressman5thEd
- Software Engineering A P R A C T I O N E R ’ S A P P R O A C H FIFTH EDITION Roger S. Pressman, Ph.D. Boston Burr Ridge, IL Dubuque, IA Madison, WI New York San Francisco St. Louis Bangkok Bogotá Caracas Lisbon London Madrid Mexico City
FaultRecorderDesign
- 基于 ARM和 Linux嵌入式平台的 故障录波器通信接口设计-Abstract: To s olve some p r oblems of hardware configure, cost and reliability based on the traditi onalmicr ocomputer2 based fault re2 corder, a scheme for the fault recorderwhich takesARM and DSP as system hardw
Efficient-LSP-quantization-algorithm
- 为在极低速率下实现高质量的语音编码,提出了一 种新的有效的线谱对( LSP)参数量化算法——P-RS- MSM Q 算法。此算法以多帧联合矩阵量化作为基本框架,引入了基 于超级帧模式的均值去除和帧间预测策略、 矩阵分裂和子矩 阵多级量化策略 同时提出了基于语音帧短时谱能量的帧 内加权和基于超级帧中各子帧重要性的帧间加权策略等。-Very low rates in high-quality speech coding, a new and effective LSP (LSP)