搜索资源列表
si844x.rar
- si844x高性能、容易使用和低成本的Si844x 2500VRMS数字隔离组件,Si844x high-performance, easy-to-use and low-cost digital isolation components Si844x 2500VRMS
RFIDmeter
- 运用保密性好且物美价廉的RFID技术实现预付费电能表! 着重介绍 RFID本身及其与电能表的接口作为核心部分的电能表采用全数字电路来实现有效地提高了测量精度! 同时采用可视化的液晶屏和交互式的键盘等改善了人机界面和电能表的集合改变了现在的电表付款方式可以提高电力部门的工作效率安全可靠! 是当前电子式电能表的一种发展方向-Good use of confidentiality and cost-effective RFID technology implementation prepaid ene
3
- 介绍了一种运用DSP (数字信号处理器)控制的基于以太网传输的低成本高音质语音 监控系统,该系统主要由语音采集模块和语音传输模块组成。-Introduced the use of a DSP (digital signal processor)-controlled, low-cost Ethernet-based high-quality transmission of voice control system, the system mainly by the voice acquis
AT89C52ANDISD2560design
- 目前，语音合成、语音识别、语音存储和回放技术的应用越来越广泛，尽管利用一般的单片机测控系统中都有的硬件电路¬ （如A/D、 D/A、存储器等）能完成语音信号的数字化处理，但是功能比较单一、且效果不是很好。本文采用单片机AT89C52与语音芯片ISD2560组成的语音存储系统，实现了语音的分段录取、组合回放，结合LCD液晶显示模块OCMJ2X8，可实现简单的公交报站功能。系统硬件电路简单，调试方便，性价比高，实用性强。 -Currently, speech synthesis, spee
WhatisBluetooth
- Bluetooth is a standard for short range, low power, low cost wireless communication that uses radio technology. Although originally envisioned as a cable-replacement technology by Ericsson (a major cell phone manufacturer) in 1994, embedded Bluet
Carrier_Recovery_Using_a_Second_Order_Costas_Loop.
- 本文详细的介绍了一个数字科斯塔环的具体实现，并且附有matlab仿真代码，基于AM调制，以及希尔伯特变换-This paper introduces a concrete realization of digital Costas loop, and with matlab simulation code, based on AM modulation, as well as the Hilbert transform
1234
- 基于 Proteus 的等离子切割机控制系统的仿真设计 本文介绍了 Proteus 软件的特点和功能以及基于 Proteus 进行单片机系统开发的过程。在 Proteus 环境下结合Keil C 对空气等离子切割机的控制系统进行了调试仿真，仿真证明，该系统可 以完成空气等离子切割机的整体控制功能。在 Proteus 环境下完成单片机系统的硬件设计和软件 调试，可以降低设计成本，缩短开发周期，提高效率。-Design and simulation of digital contr
highpassfilter
- 问题是高切滤波或低通滤波，如果采用硬件实现，速度最快，但是现在计算机速度这么快，硬件实现起来相对麻烦，成本高，且灵活性性差， 软件实现相对方便多了，具体体的操作步骤如下（频率域） 先对数据作正FFT,再对变换后的频域数据乘以滤波因子，滤波因子的选择有理想高通、巴特沃斯高通、指数高通、梯形高通，一般选择梯形高通滤波因子，具体原因你可从数字信号处理的书上找到，，接下来将数据再作逆FFT就是了，还有就是在空间域作滤波，这里有一个带同滤波的程序的程序，你可参考一下，（将低切参数设为零就是
autoseller
- 1． 本实验由两个按键分别模拟投币过程，投入的金钱总额（余额）会显示在数码管上； 2． 由一个按键模拟要购买的商品（价值7元），可买多次，购物总额同样会显示在数码管上； 3． 拥有一个确认键，确认做出的交易，若铃响则表示交易成功，同时扣除相应的费用，否则之前选购的商品将清空； 4． 余额可以退币，也可继续购买，将拨码开关1往上拨，LED灯全亮，表示余额已退 -1. In this study, two key processes were simulated coin, the
shuzixinhao
- 本信号发生器依据直接数字频率合成原理合成信号，采用自行设计复杂可 编程逻辑器件的方案实现频率合成，扩展数据存储器存储波形的量化幅值(波形数 据)，在单片机的控制与协调下输出频率和相位可调的信号波形．该信号发生器可产生 任意波形，成本低、体积小、使用方便．-The signal generator based on principles of direct digital frequency synthesis synthesized signal, using complex pro
uhuhu
- 温度是工业生产的重要参数之一，在化工、食品等诸多工业生产过程中必须对温度进行控制。随着控制理论和电子技术的发展，温度控制技术由传统的PID控制发展到高度智能化控制。其中以单片机为核心实现的数字控制器因其体积小、成本低、功能强、简便易行而得到广泛应用。本文主要阐述了基于单片机的温度控制系统的硬件组成、软件设计及相关的接口电路设计。-Industrial production temperature is one of the important parameters in the chemical
DargahiaDeshpande
- Cost effective digital cameras use a single-image sensor, applying alternating patterns of red, green, and blue color filters to each pixel location. The problem of reconstructing a full three-color representation of color images by estimating the mi
10.1.1.125.4046
- BUILDING AN RF SOURCE FOR LOW COST TESTERS USING AN ADPLL CONTROLLED BY TEXAS INSTRUMENTS DIGITAL SIGNAL
5-Mbps-optical-wireless-communication-with-error-
- One issue with underwater sensors is how to efficiently transfer large amounts of data collected by the node to an interrogating platform such as an underwater vehicle. It is often impractical to make a physical connection between the node and the ve
134946
- The CS5460A is a highly integrated power measurement solution which combines two Analog-to-digital Converters (ADCs), high-speed power calculation functions, and a serial interface on a single chip. It is designed to accurate
IEEEXplore(995)
- The telecommunication industry is expected to continue to grow as demand increases for cable and high-speed Internet in previously unserviced locations, and as local telephone companies upgrade their lines in response to increasing competitio
dre200
- DAB数字收音机开发方案 DRE200模块，供学习参考-Eureka DAB Digital Radio Solution Texas Instruments (TI) delivers the first open, software-driven Eureka DAB digital radio receiver solution. This enables the most cost-effective and power-efficient products in
Using-the-RS200-Module-
- RS200 DAB模块规格书资料，供学习参考-Create feature-rich, low-cost digital radio products in record time using RadioScape’s
8520kaifataojianzhinan-
- TI 公司的CC8520 PurePath无线平台,是高性价比和低功耗的解决方案,最适合用于高质量数字音频的无线传输.-The PurePath™ Wireless platform is a cost-effective and low-power solution optimized for wireless transmission of high-quality digital audio.
DIGITAL-IMAGE-PROCESSING-IN-ULTRASOUND-IJRITCC_13
- Image processing plays a vital role in the development of medical industry especially ultrasound medical images. Image acquisition is carried out using ultrasound equipments like transducer, scanner, and CPU and display device. There are mainly f