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IP2022学习书籍-IP2022 study books
Date : 2025-12-29 Size : 883kb User : 朱智松

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直接数字频率合成器dds资料-Direct Digital Frequency Synthesizer dds information
Date : 2025-12-29 Size : 890kb User : 易小弟

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这是关于门禁控制器的一个很好的说明,用的是DDS,大家可以参考看看。-Access Controller on a good note, using the DDS, we can look at the reference.
Date : 2025-12-29 Size : 961kb User : dkp

这是国防科技大学数模培训班的培训课程教材-This is the National University of Defense Technology few mode of training courses curriculum
Date : 2025-12-29 Size : 4.4mb User : 李锟

王晓东 算法与数据结构学习指导与习题解析-Wang Xiaodong algorithm and data structure to guide the study and analysis of Exercises
Date : 2025-12-29 Size : 4.83mb User : wu

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基于DDS 芯片AD9852 的数字频率合成系统设计-based on the AD9852 DDS chip Digital Frequency Synthesizer Design
Date : 2025-12-29 Size : 46kb User : kingpower

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在无线传送领域,基于FPGA 的DDS 实现的几种方式-areas of the wireless carrier, based on FPGA DDS achieved in several ways
Date : 2025-12-29 Size : 81kb User : kingpower

DDS技术应用于FPGA实现正弦波(周期信号)的产生-DDS technology for FPGA sine wave (periodic signals) have
Date : 2025-12-29 Size : 14kb User : 1


Date : 2025-12-29 Size : 55kb User : 1

dds算发的一些介绍以及几个数字系统的设计-dds count of the number of presentations and several digital system design
Date : 2025-12-29 Size : 1.1mb User : 1

摘 要 文章介绍了直接数字频率合成器(DDS)的组成及工作原理,描述了DDS芯片 AD9852的功能特性,同时给出了AD9852在本地同步时钟中的应用。 关键词 DDS AD9852 同步时钟 -Abstract This paper presents a direct digital synthesizer (DDS) the composition and working principle, describes the DDS chip AD9852 functional properties, at the same time gives the AD9852 clock synchronization in the local application. Key words DDS AD9852 synchronous clock
Date : 2025-12-29 Size : 104kb User : 梅名

摘 要:AD9852是美国AD公司生产的新型直接数字频率合成器(DDS),是一种使用方便灵活、功能较强的芯片。这种商用集成芯片可用于本振合成回路,高精度时钟发生器等。介绍了AD9852的工作原理、功能及其在本机振荡器中的应用。 -Abstract: AD9852 is AD the United States produced a new type of direct digital synthesizers (DDS), is a flexible and easy to use, more powerful chips. This chip can be used for commercial LO synthesis loop, high-precision clock generator, etc.. Introduce the working principle of the AD9852, functions and its application in the local oscillator applications.
Date : 2025-12-29 Size : 101kb User : 梅名

摘要:AD9852是美国ANALOGDEVICES公司生产的新型直接数字频率合成器(DDS),具有频率转换速度快(小于lt~s)、频谱纯度高、工作温度范围宽(一25℃~+85℃)、集成度高等特点,是一种使用方便灵活、功能较强的芯片。AD9852由带有48位相位累加的数控振荡器、可墒程参考时钟倍乘器、反向正弦滤波器、计数倍乘器、两个300MHz12住数模转换器、高速模拟比较器和接口逻辑组成。可用于本振合成回路,高精度时钟发生器和FSK//3PSK调制。文中介绍了AD9852的工作原理、引脚功能以厦具体应用。 -Abstract: AD9852 is Analog Devices Inc. The United States produced a new type of direct digital synthesizers (DDS), with frequency conversion speed (less than lt ~ s), the spectrum of high purity, the working temperature range of width (1 25 ℃ ~+ 85 ℃) , high integration, is a flexible and easy to use, more powerful chips. AD9852 by a cumulative 48 DCO phase can be moisture-way Multiplier times the reference clock, reverse sine filter, multiplying count, two 300MHz12 live digital, high-speed analog comparator, and interface logic composition. Can be used in the synthesis loop vibration, high-precision clock generator and FSK// 3PSK modulation. This paper introduces the working principle of AD9852, pin functions to specific application of Xiamen.
Date : 2025-12-29 Size : 124kb User : 梅名

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我的查表算法思路是这样的 : 1、构造N个二维数组(N=你需要输入的最大频率值位数,例如你需要精确到10HZ,最高30MHZ,那么就有10M位、1M位、100K位、10K位、1K位、100HZ位、10HZ位,共7位,所以N=7)。 2、根据你所用的芯片型号,和晶振频率,计算出每个频率位0-9时的控制字。 3、使用时,把你频率的每一位控制字,查表读出,并相加(特别需要注意进位也需要处理)。 4、把加出的4字节控制字,送DDS。 -My idea of look-up table algorithm is this: one, construction of two-dimensional array of N months (N = you need to enter the median value of maximum frequency, for example, you need accurate to 10HZ, the highest 30MHZ, then there is 10M bit, 1M bit, 100K-bit, 10K-bit, 1K-bit, 100HZ-bit, 10HZ, and a total of 7, so N = 7). 2, based on your use of the chip model, and the crystal frequency, calculated for each frequency control digital word at the time 0-9. 3, when used, you control the frequency of every word, look-up table read out, and the sum of (the special needs of attention also needs to deal with binary). 4, the increase of the 4-byte control word sent to DDS.
Date : 2025-12-29 Size : 469kb User : hsr

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DDS直接数字频率合成器,有设计文档,大家交流学习-DDS Direct Digital Synthesizer, a design document, to facilitate the exchange of learning
Date : 2025-12-29 Size : 568kb User : hzx1959

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DDS的简单介绍,简单易懂,放的和事实上发,地和十分哈哈方式大河-discribe dds CASCHAS BCSHD,cssdvhsdv
Date : 2025-12-29 Size : 15kb User : wuyifei

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FPGA实现DDS,f=90kHZ~5MHZ范围-FPGA realization of DDS, f = 90kHZ ~ 5MHZ the scope of
Date : 2025-12-29 Size : 1.38mb User : 王勤

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基于FPGA器件的DDS设计实现中的一个核心部分就是波形存储表的设计。首先采用LPM_ROM和 VHDL选择语句这两种方法进行波形存储表的设计和比较分析 然后考虑到硬件资源的有限性及DDS的精度要 求,对这两种方法的程序进行了优化 最后对这两种方法设计的程序进行仿真和硬件调试。结果表明:采用这两种 方法都能有效地实现DDS中波形存储表的设计。 -DDS-based FPGA devices designed to achieve one of the core of the waveform is stored in table design. First of all, choose to adopt LPM_ROM and VHDL statements of these two methods for the design waveform storage tables and comparative analysis and then, taking into account the limited hardware resources and the accuracy of DDS, the two methods to optimize the process the last of these two methods of process design simulation and hardware debugging. The results showed that: the use of these two methods are all effective ways to achieve the DDS waveform stored in the table design.
Date : 2025-12-29 Size : 62kb User : 史彧

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DDS设计指南,包括DDS的解构,计算公式与频谱分析,是学习DDS原理的好资料-DDS design guidelines, including the deconstruction DDS, calculation formula and spectral analysis, is the principle of learning good information DDS
Date : 2025-12-29 Size : 571kb User : 刘建斌

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DDS频率字计算,很有参考价值。 DDS频率字计算,很有参考价值。-DDS FRE
Date : 2025-12-29 Size : 209kb User : HUANGMINER
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