抢答器的设计与制作剖析.docx

抢答器的设计与制作 【摘要】文章介绍了一种单片机控制的智能化抢答器,该抢答器可克服普通抢答器存在的缺陷。详细介绍了其硬件结构和软件设计方法。设计了一种以单片机AT89C51为核心的四路抢答器，从硬件和软件两方面详细介绍了抢答器的设计方法，结合Proteus软件的仿真结果，根据电路图焊接实物，软件仿真及硬件调试结果表明，该抢答器的设计实现了预期的目标。 【关键词】抢答器；有效抢答；违规抢答；单片机 Abstract This paper introduces a microprocessor controlled intelligent Responder, the Responder Responder can overcome the common defects. Details of their hardware and software design methods. Designed a microcontroller AT89C51 as the core of four Responder, both from the hardware and software described in detail Responder design approach, combined with the simulation results Proteus software, according to the circuit diagram welding kind, software simulation and hardware debugging results show that the Responder is designed to achieve the desired objectives. Key words Responder; effective answer; violation Responder; SCM 目录  TOC \o 1-3 \h \z \u  HYPERLINK \l _Toc394739993 抢答器的设计与制作  PAGEREF _Toc394739993 \h 1  HYPERLINK \l _Toc394739994 引言  PAGEREF _Toc394739994 \h 2  HYPERLINK \l _Toc394739995 一、抢答器的组成与原理  PAGEREF _Toc394739995 \h 2  HYPERLINK \l _Toc394739996 1.1电路组成与原理  PAGEREF _Toc394739996 \h 3  HYPERLINK \l _Toc394739997 1.2主体电路的功能  PAGEREF _Toc394739997 \h 3  HYPERLINK \l _Toc394739998 1.3控制系统的工作原理  PAGEREF _Toc394739998 \h 4  HYPERLINK \l _Toc394739999 二、总体设计  PAGEREF _Toc394739999 \h 4  HYPERLINK \l _Toc394740000 2.1设计需求  PAGEREF _Toc394740000 \h 4  HYPERLINK \l _Toc394740001 2.2抢答器的工作原理  PAGEREF _Toc394740001 \h 4  HYPERLINK \l _Toc394740002 2.3硬件设计  PAGEREF _Toc394740002 \h 5  HYPERLINK \l _Toc394740003 2.4显示模块  PAGEREF _Toc394740003 \h 6  HYPERLINK \l _Toc394740004 2.5按键输入模块  PAGEREF _Toc394740004 \h 6  HYPERLINK \l _Toc394740005 2.6蜂鸣提示模块  PAGEREF _Toc394740005 \h 6  HYPERLINK \l _Toc394740006 2.7复位模块  PAGEREF _Toc394740006 \h 7  HYPERLINK \l _Toc394740007 三、软件设计  PAGEREF _Toc394740007 \h 7  HYPERLINK \l _Toc394740008 3.1违规抢答信号的记录  PAGEREF _Toc394740008 \h 7