ELECTRIC
共 154 篇文章
ELECTRIC 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 154 篇文章，持续更新中。
VIP专区-嵌入式/单片机编程源码精选合集系列（98）
<b>VIP专区-嵌入式/单片机编程源码精选合集系列（98）</b><font color="red">资源包含以下内容：</font><br/>1. 远峰制作的JTAG下载线原理图.<br/>2. 这是一个C8051F340的SPI接口驱动AT45DB161D的源码.<br/>3. 基于嵌入式实时操作系统UC／OS—Ⅱ的网络控制系统通讯接口设计!.<br/>4. 白塞尔大地主题解算法：提供白塞尔
G3-PLC技术使电动汽车智能化充电
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Abstract: This article explores criteria necessary for reliable communication between electric vehicles (EVs) and electric vehicleservice equipment (EVSE). Data will demonstrate that a G3-PLC s
智能电表和智能电网手册
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Abstract: Investment in smart meters and smart grid end equipment continues to grow worldwide as countriestry to make their electric delivery systems more efficient. However, as critical as the
计算FR4上的差分阻抗(PDF)
<P>Calculation of the Differential Impedance of Tracks on FR4 substrates</P>
<P>There is a discrepancy between calculated and measured values of impedance for differential transmission lines<BR>on FR4
The Schumann resonance frequencies are a set of eigenmodes in the extremely low frequency (ELF) port
The Schumann resonance frequencies are a set of eigenmodes in the extremely low frequency (ELF) portion of the electromagnetic field spectrum. These frequencies are only present for planetary-like bod
This text surrounds the development of the electric power SCADA system exactly, aiming at the presen
This text surrounds the development of the electric power SCADA system exactly, aiming at the present condition of the our country electric power charged barbed wire net currently, according to the on
PIC16F72-electric bicycle controller procedures used PIC16F72
PIC16F72-electric bicycle controller procedures used PIC16F72
In this paper, a new family of Cassinian wave-guides is proposed, simulating and calculation are fi
In this paper, a new family of Cassinian wave-guides
is proposed, simulating and calculation are finished with CST
Microwave Studio that based on Finite Integral Technique (FIT),
and some results a
基于AVR单片机的闭环控制系统
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针对科研实验中对拉压千斤顶加载过程控制的需要，采用ATmega128单片机控制步进电机进而实现对执行系统的电动泵站实行自动控制。对力和位移的数据采集与处理及用步进电机控制电动泵站手柄的技术细节作了重点描述。通过单片机的A/D变换器对AMP放大模块采集的电桥信号作量化处理，千斤顶的操控手柄位置依电动油泵阀门开启的方向和大小作若干定位，单片机根据力或位移传感器信号，实时控制步进电机驱动手
electric bicycle controller procedures used ADDA
electric bicycle controller procedures used AD\DA
David Vernon is the Coordinator of the European Network for the Advancement of Artificial Cognitive
David Vernon is the Coordinator of the European Network for the Advancement of Artificial Cognitive Systems and he is a Visiting Professor of Cognitive Systems at the University of Genoa. He is also a
This is the procedure for lab 1. This is a two-week lab. Prelab should be done BEFORE going to the l
This is the procedure for lab 1. This is a two-week lab. Prelab should be done BEFORE going to the lab session. In this lab the dielectric properties of materials and how these properties affect elect
dvd audio electric book about audio content, so holp it is useful to you
dvd audio electric book
about audio content,
so holp it is useful to you
The circuit is drawn for measurement of acceleration from –1000 mg until + 1000 mg. It can be place
The circuit is drawn for measurement of acceleration from –1000 mg until + 1000 mg. It can be placed in kantra n the car and be supplied from the sheath of electric lighter. The circuit includes one
IC16F72-electric bicycle controller procedures used PIC16F72
IC16F72-electric bicycle controller procedures used PIC16F72
基于凌阳单片机的步进电机加减速的控制方法
提出一种基于凌阳单片机的步进电机加减速的控制方法。采用凌阳科技推出的16位结构工控单片机SPMC75F2413A为控制器，由Allegro公司生产的两相步进电机专用驱动器件SLA7042M构成步进电机的驱动电路，在传统的3段直线加减速控制算法基础上增加至7段S形曲线加减速过程，控制步进电机的启动和停止。实验结果表明，该控制方法克服了直线加减速中不连续、易造成系统冲击的问题，整个系统实现柔性控制，电
基于开关电容技术的锁定放大器设计
锁定放大是微弱信号检测的重要手段。基于相关检测理论，利用开关电容的开关实现锁定放大器中乘法器的功能，提出开关电容和积分器相结合以实现相关检测的方法，并设计出一种锁定放大器。该锁定放大器将微弱信号转化为与之相关的方波，通过后续电路得到正比于被测信号的直流电平，为后续采集处理提供方便。测量数据表明锁定放大器前级可将10-6 A的电流转换为10-1 V的电压，后级通过带通滤波器级联可将信号放大1×105
基于MSP430F149的智能电池巡检系统的设计
介绍了电力操作电源与智能电池巡检系统的特点，给出了一种基于超低功耗单片机MSP430 F149针对中小型变电站自动化运行的专用设备的基本设计原理及实现方法，最后给出了详细硬件构成和软件实现。该系统能满足中小型变电站安全、可靠、自动运行的要求，并通过与上位机的串行通信实现变电站的远程管理和控制。
<DL class=en id=eabs>
<DT>Abstract:
<DD> The
电路分析基础pdf
<P>电路分析基础电路分析基础Fundamentals of Electric CircuitsFundamentals of Electric Circuits多媒体教学课件多媒体教学课件北京理工大学北京理工大学Beijing Institute of TechnologyBeijing Institute of Technology</P>
<P>目录<BR>•第一章集总电路中电压
基于C8051F930的管道温度压力远程监测系统
<DD> 为解决输油管道温度压力参数实时监测的问题，设计了以C8051F930单片机作为控制核心的超低功耗输油管道温度压力远程监测系统。现场仪表使用高精度电桥采集数据，通过433 MHz短距离无线通信网络与远程终端RTU进行通信，RTU通过GPRS网络与PC上位机进行远程数据传输，在上位机中实现数据存储和图形化界面显示，从而实现输油管道温度压力参数的实时监测和异常报警。经实