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Amplify-and-Forward

  • 基于C8051F320的模拟枪战系统设计

    提出了一种基于C8051F320的红外模拟枪战系统设计方案。介绍了红外模拟枪战系统的构成,给出了硬件选型、系统硬软件设计。利用红外抗对系统的工作原理,系统获得良好效果。 Abstract:  This paper presents the design of simulated gunfight system based on C8051F320.Introduces system structure,and puts forward hardware selection of infrared simulated gunfight system and system hardware and software designs.Using the operation principle of infrared antagonizing system,the system result is good.

    标签: C8051F320 模拟 系统设计

    上传时间: 2013-11-20

    上传用户:南国时代

  • C8051F320列车安全巡检仪的设计

    提出了一种基于C8051F320的列车安全巡检仪的设计方案,详细阐述了巡检仪的各个模块的硬、软件设计。巡检仪集信息采集、轴温检测、照明和记录存储等功能于一体,实现了对列车安全巡检工作有效的监督和科学管理。系统软件采用C51编写,对单片机进行有效的电源管理,保证了巡检仪的稳定性、可靠性和低功耗性。 Abstract:  This paper puts forward a design of train safety inspection based on C8051F320,describes all modules hardware and software design of inspection instrument.The inspection instrument has the function of information collection, axle’s temperature detection, lighting and records storage.It can supervise and administer train safety inspection work effectively.The system software using C51 can manage the power of single chip microcomputer, and guarantee the stability, reliability and low power consumption of the inspection instrument.

    标签: C8051F320 列车 仪的设计 巡检

    上传时间: 2013-12-22

    上传用户:落花无痕

  • 基于CC1110单片机公交报站系统的设计

    基于CC1110单片机公交报站系统主要由CC1110单片机最小系统和WT588D语音模块组成,提出了如何实现语音报站,通过无线通信SimpliciTI网络协议实现公交站台的自动播报和OLCD液晶显示公交运行的各类信息。结果表明,该公交报站系统报站准确率99%,价格比同类产品下降了300%以上,系统组成结构简单,提高了系统的抗干扰性和稳定性,也便于携带。 Abstract:  The bus stop announcement system based on CC1110 MCU is composed of CC1110 MCU minimum system and WT588D voice module. How to achieve the voice announcing is put forward.The bus-stop will announce automatically and display on the OLCD by means of wireless communication SimpliciTI network protocol. As a result, the bus station stop announcement systems reported 99% accuracy rate, price of similar products declined by 300% or more, system of simple structure, improve the anti-jamming and stability of the power system, it is also portable.

    标签: 1110 CC 单片机 公交报站

    上传时间: 2013-10-21

    上传用户:baby25825

  • 基于MAX262的程控滤波器设计

     通过对程控滤波器的理论分析,在研究MAX262的功能和单片机的SPI总线通信的基础上,提出了基于MAX262的程控滤波器设计方案,设计了程控滤波器的软硬件,并给出了测试结果。 Abstract:  By analyzing the programmable filter,the paper puts forward a programmable filter system design based on MAS262 on basic of studying MAS262 features and SPI bus communication.Software and hardware of the programmmable filter are designed,and the test result is given.

    标签: MAX 262 程控 滤波器设计

    上传时间: 2013-11-15

    上传用户:wxhwjf

  • 基于单总线器件DS18B20的温度测量仪

    针对目前采用的热敏电阻测量方法,提出了采用单总线数字式温度传感器DS18B20和单片机组成的新型温度测量仪。介绍DS18B20的结构和工作原理,以及单总线工作原理,给出了由Mega8单片机和DS18B20构成的单总线温度测量仪的硬件电路及软件流程图。经试验基于单总线器件DS18B20的温度测量仪,具有测量准确、测温范围宽、体积小、控制方便等优点。 Abstract:  This paper brings forward a new temperature meter composed of 1-Wire temperature sensor DS18B20 and MCU which has advantage of the thermistor. In the article, the DS18B20's structure and controlling principles are introduced and hardware circuit and software diagram of the temperature meter are given.After been tested,the temperature meter has the advantages of accurate measurement, wide temperature range, small volume and convenient controlling.

    标签: 18B B20 DS 18

    上传时间: 2013-10-31

    上传用户:hzy5825468

  • 基于MSP430的指纹保险柜的实现

    在介绍基于MSP430单片机的指纹保险柜工作原理的基础上,从系统软件设计的角度出发,详细介绍了指纹保险柜软件的总体分析过程、程序结构的设计以及代码的编写,给出了按键管理流程和部分源代码。 Abstract:  On basis of the operating principle of MSP430 microcontroller-based fingerprint safe,the general analyzing process,program designing and code compiling of the fingerprint safe software are introduced mainly,and the key-press flows chart and some codes according to the system software designing are put forward.

    标签: MSP 430 指纹 保险

    上传时间: 2014-12-27

    上传用户:gaojiao1999

  • 基于ROM单片机的汉字输入法的实现

    在需要实时大量输入汉字的显示控制处理应用中,利用传统单片机实现显示控制的设计方法是较难实现的。带汉字字库的液晶模块的使用使得小容量ROM单片机的大量汉字信息输入与显示成为可能。提出了针对汉字字库编码的二级索引拼音输入检索方法,介绍了以ST7920作为控制器的带汉字字库的液晶显示模块的接口方法及汉字显示和控制原理,给出了通用计算机键盘在单片机中的串行接口,采用该技术可大大增强单片机的汉字输入功能。为小容量ROM单片机的大批量汉字信息处理提供了一种汉字输入解决方案。 Abstract:  It is difficult to realize Chinese characters input method based on the embedded system by using the traditional design method of display control. It is possible to input and display Chinese characters based on the embedded system with the ROM of small content by using the LCD module with Chinese characters.Chinese characters input method of the quadric index recall in allusion to Chinese characters code is brought forward.The interface and the principle of Chinese characters display control based on the LCD module controlled with the ST7920 is introduced too.The serial interface of the computer keyboard in common use and the embedded system is given at the same time. It can enhance the embedded system function of Chinese characters input by using this technology, and provide a kind of Chinese characters input scheme for the embedded system with small capacity ROM.

    标签: ROM 单片机 汉字输入法

    上传时间: 2013-11-19

    上传用户:jhksyghr

  • S7-300 and M7-300 Programmable

    Safety GuidelinesThis manual contains notices which you should observe to ensure your own personal safety, as well as toprotect the product and connected equipment. These notices are highlighted in the manual by a warningtriangle and are marked as follows according to the level of danger:

    标签: Programmable 300 and

    上传时间: 2013-12-12

    上传用户:fandeshun

  • PCA9534 8bit I2C bus and SMBus low power IO port with interru

    The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The improvements include higher drive capability, 5 V I/O tolerance, lower supply current, individual I/O configuration, 400 kHz clock frequency, and smaller packaging. I/O expanders provide a simple solution when additional I/O is needed for ACPI power switches, sensors, push buttons, LEDs, fans, etc.

    标签: interru SMBus power 9534

    上传时间: 2013-10-10

    上传用户:inwins

  • PCA9536 4bit I2C bus and SMBus

    The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed toenhance the NXP Semiconductors family of I2C-bus I/O expanders. I/O expanders providea simple solution when additional I/O is needed for ACPI power switches, sensors,push buttons, LEDs, fans, etc.

    标签: SMBus 9536 4bit PCA

    上传时间: 2013-10-09

    上传用户:731140412