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本次设计的自动往返电动小汽车,以ATMEL公司生产的AT90S8515为核心,其构成为: 传感器信号检测电路、微控制系统和电机驱动电路以及显示电路构成。
本系统采用AVR高速嵌入式单片机和少量的外围电路,尽量采用“以软代硬”的方式,实现小车的大部分功能。
-the design from the automatic electric cars, ATMEL Corporation to the AT90S8515 production at the core, which is comp
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微波高速电路中,单根有耗互连传输线电路如word中图所示表中给出其参量值,其中导线材料为铜,给出传输线的时域波形分析。-Microwave high-speed circuits, a single lossy transmission line interconnection circuits, such as word shown in the table given its reference value, in which copper wire materials, transmiss
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Design of Integrated Circuits for Optical Communications deals with the design of high-speed integrated circuits for optical communication systems. Written for both students and practicing engineers, the book systematically takes the reader from basi
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用VHDL 语言设计交通灯控制系统, 并在MAX+PLUS II 系统对FPGA/ CPLD 芯片进行下载, 由于生成的是集成化的数字电
路, 没有传统设计中的接线问题, 所以故障率低、可靠性高, 而且体积小。体现了EDA 技术在数字电路设计中的优越性。-The design method of traffic light control system by using Very- High- Speed Integrated Circuit Hardware Descr iption La
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高速PCB設計指南,介绍了快速设计电路中快捷键,方法-High-speed PCB design guidelines, introduced the design of circuits Express shortcut keys, and methods
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high speed electronic circuits design
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Very high speed integrated Hardware
Descr iption Language (VHDL)
-是IEEE,工业标准硬件描述语言
-用语言的方式而非图形等方式描述硬件电路
容易修改
容易保存
-特别适合于设计的电路有:
复杂组合逻辑电路,如:
-译码器,编码器,加减法器,多路选择器,地址译码
-Very high speed integrated Hardware Descr iption Language (VHDL)-
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高速电路的信号完整性分析 适用于PCB布板和原理学习-Signal integrity analysis of high-speed circuits for PCB layout and principles of learning
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以微处理器MPU为核心组成的通用微机系统;另一分支是发展面向对象的用于实时测控领域的微控制器 MCU,亦称单片微计算机(单片机)。随着超大规模高速集成电路的发展,现代电子技术的设计与应用进入了片上系统SOC(System On a Chip)阶段,从而使单片机的设计与应用技术发生了深刻的变化。SOC的设计要从整个系统的功能及性能出发,把微处理器(MPU)、芯片结构、数字/模拟等外围器件全部放置在一块芯片中,完成整个系统的功能,真正实现"系统单片机"。-Microprocessor MPU as
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高速电路(模拟,数字)阻抗匹配原则和原理,深入浅出-High-speed circuits (analog and digital) impedance matching principle and the principle, easy to understand
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uCos在s1c33上的移植
S1C33 MCU
EPSON最新的32位微处理器系列,专用于需要高级数据处理的便捷设备。
CPU性能
核心CPU 精工EPSON32位的RISC CPU,32位内部数据处理
33MHz
105条16位固定长度的指令
16个32位多用途的寄存器
在60MHZ操作下的最小指令执行时间为16.7ns
乘法、除法和MAC指令
内存 0~128K ROM 8K RAM
片内周边电路
晶振电路 32.769K~33MHz
定
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标准数字电路 54-74HC全系列高速CMOS数据手册(中文)-Standard digital circuits 54-74HC full range of high-speed CMOS Data Sheet (Chinese)
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ALtera公司的ED3开发板,用户手册,The DE3 board has plenty of features that allow users to implement a wide range of designed circuits.-The DE3 board has plenty of features that allow users to implement a wide range of designed circuits.The Stratix® III devic
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spi高速同步串行口工作原理,介绍SPI工作原理,时序电路,引用等-spi high-speed synchronous serial port working principle SPI works, timing circuits, references, etc.
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关于VHDL语言的学习课件,十分简练、通俗易懂-VHDL(Very High Speed Integrated Circuits Hardware Descr iption Language)
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推荐一份:"高速 CMOS 数字集成电路 实用单元电路辑",在单片机大量使用的今天,似乎被忘记的许多优质价廉的好电路....,温故知新,值得参考.-Recommended a: " high-speed CMOS digital integrated circuits and practical cell circuit series" , today widely used in single-chip, it seems to be forgotten a good many
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用软件实现CRC校验码计算很难满足高速数据通信的要求, 基于硬件的实现方法中, 有串行经典算法LFSR,电路以及由软件算法推导出来的其它各种并行计算方法。以经典的LFSR,电路为基础, 研究了按字节并行计算CRC校验码的原理.-Implemented in software CRC checksum calculation is difficult to meet the requirements of high-speed data communications, hardware-based
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①根据出租车的档位和计时电路的协同工作计算费用;
②通过路程计价:起步价 5元 ,当MODE=0,低速档(每秒按汽车行驶10M,每百米加价0.1元);
MODE=1,高速档(每秒按汽车行驶30M计算,每百米加价0.2元)
③通过LCD显示:第一行:DISTANCE(路程)
第二行:MONEY(车费)
④复位功能:RST高电平有效实现复位;
⑤时钟分频:50MHZ的时钟分频为秒钟。
-① According to the taxi stalls and timing
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VHDL is a language for describing digital electronic systems. It arose
out of the United States Government’s Very High Speed Integrated Circuits
(VHSIC) program, initiated in 1980. In the course of this program, it
became clear that there was a
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this document explain in a simple way the application of fdtd simulation in the domain of high speed circuits.
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