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c
- 数控直流稳压电源源程序 本设计由两个电路模块构成:直流稳压源电路(+15V,+5V,-15V),程控电路。并且巧妙得反置使用D/A变换器。使程控输出电压0-9.9手动可调,步距为0.2V。并可预置电压值,采用LED同步显示。-NC DC power source circuit of the design of two modules: the source DC circuit (+15 V,+5 V,-15V), program-controlled circuit. And clever
int21h
- 提供汇编INT功能所有描述,INT 21H里AH值全部都有,希望对大家有用,第一次上传-INT function to provide a compilation of all descr iption, INT 21H value in AH, all of the above, I hope useful for all of us, the first upload
dso
- 使用VHDL语言编写的简易数字存储示波器,用MAX+PlusII仿真验证。VHDL编写了采样、存储写、存储读和显示4个模块。采样使用ADC0809,存储器使用6264,显示使用DAC0832。-The design of the chip as a high-speed signal ADC0809 the A/D converter, SRAM6264 memory for data storage after sampling, DAC0832 chip as a signal of D/A
andrei
- 显示 无所谓 我还阿里了就打了打了开始拉到啦aldjal的骄傲了的垃圾觉得阿德-hkidalk j oaijd ala jda d a d ad
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
DA
- 基于PC平台的D/A转换器实验,里面包含电路代码、电路图、流程图-PC platform based on D/A converter experiment, which contains the circuit code, schematics, flowcharts
BaomingFree2008
- 网上报名系统是非观ifpgipoiposi婆婆疯狂;乱罚款公开; ;看; 看-f d a s fdf j l a ds j fl k da js r e e d d d f l k
FPGA
- 为了满足科研与实验需要,提出并实现了一种以FPGA和高速D/A为核心,其结构简单,控制灵活,信号质量高的多功能信号源生成系统。该信号源生成系统能够实时产生中心频率在30~130 MHz的各种雷达、通信、导航和白噪声等信号,且产生的各种信号频率、幅度、相位和其他参数均可控。信号源作为基带信号单元配以混频模块,可实现在任意频段的信号。另外,该信号源还可以作为一个通用平台,通过FPGA内部程序的更新来实现其他复杂信号。-This paper presents and makes a multi-fun
yinliang8dangkongzhi
- 基于数字电子芯片的 音量8档控制器 用74ls193 和D/A转换实现的-Based on the volume of digital electronic chip controller with 8 stalls 74ls193 and D/A converter to achieve the
d
- 多亮点各向异性目标回声特征的神经网络提取 摘要:本文提供一种趋向不变识别的回声特征的神经网络自动提取方法和新的可分性测度Js和Jr。 -More than highlight the characteristics of anisotropy of the target echo extraction neural network Abstract: This paper provides a constant tendency to identify the characteristi
MX7541
- 摘要:美国美信公司生产的MX7541系列器件是一种12位并行高速D/A转换器,此芯片可方便地应用于精密仪器的输出控制系统中。文中介绍了该芯片的基本参数和主要特性,给出了MAX7541与单片机和CPLD连接的具体应用电路。-Abstract: The USA and the United States produced a letter MX7541 Series 12 devices is a parallel high-speed D/A converter, the chip can be
wang
- 本单片机系统采用AT89S52控制,整个硬件系统由A/D、D/A转换、LED显示、键盘、串行通信等模块组成。-ok
danpianjiadda
- 18-1. A/D转换器基本知识 18-2. D/A转换器基本知识 18-3. 光导智能小车硬件实现 18-4. ADC0832基本应用方法 18-5. 光导智能小车软件实现 -18-1. A/D converter basic knowledge of 18-2. D/A converter 18-3 basic knowledge. Photoconductive Hardware Implementation of Intelligent Vehicle 18-4. A
1
- 摘要:基于单片机的数控开关电源是利用单片机实现对开关电源的输出电压设定、输出电压步进调整、输出电压和输出电流显示等数字控制。本文设计的数控开关电源由两部分组成。开关电源部分采用基于PWM控制的不对称半桥功率变换器,由模拟控制芯片KA3525产生PWM信号经驱动电路实现对功率变换电路的输出电压控制,实现电压的稳定输出。数控部分采用凌阳单片机的D/A输出对KA3525的误差比较器的参考端进行数字给定,实现对输出电压的设定、步进调整和显示等功能。文中给出了系统设计框图,对各部分电路进行了分析,并给出了
UML-OOA-D
- UML资料介绍 UML 全称为 Unified Modeling Language 由Grady Booch,Jim Rumbaugh和Ivar Jacobson发起 UML 吸取了以下方法的精华: 对象建模 数据建模 (实体关系图) 商业建模 (工作流) UML is the standard language for visualizing, specifying, constructing, and documenting the artifacts of a
tiaozhi
- 用NIIOS写串口控制程序,控制FPGA及外部D/A,同时产生函数调制信号-Write serial port control program with NIIOS, control FPGA and the external D/A, while producing function modulated signals
PSO_base_RBF
- PSO的RBFNN优化程序 算法步骤 1.样本数据归一化处理,即将输入输出归一化到[-1,1]区间; 2.确定RBF网络的中心和宽度; 3.以拟合误差的均方根作为性能指标,使用PSO算法优化RBF网络输出层到隐层的连接权值矩阵-PSO-RBFNN algorithm optimization procedures Step 1. Sample data normalization treatment, about input and output normalized to [-
ad9852
- ad9852 CMOS 300 MSPS Complete DDS synthesyserher. IBIS model. AD9852 digital synthesizer is a highly integrated device that uses advanced DDS technology, coupled with an internal high speed, high performance D/A converter to form a digitally programm
AD9852_Schematic
- AD9852 CMOS 300 MSPS Complete DDS synthesizer. Complete SCHEMATICS. AD9852 digital synthesizer is a highly integrated device that uses advanced DDS technology, coupled with an internal high speed, high performance D/A converter to form a digitally pr
ad9850
- AD9850: CMOS, 125 MHz Complete DDS Synthesizer. IBIS model. The AD9850 is a highly integrated device that uses advanced DDS technology coupled with an internal high speed, high performance, D/A converter and comparator, to form a complete digit