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(1) 有一个主持人控制开关和8路抢答按扭,当主持人允许抢答时才能进行抢答操作,并用一个数码管显示抢答选手的号码,同时其他选手不能再抢答。
(2)电路上...
(1) 有一个主持人控制开关和8路抢答按扭,当主持人允许抢答时才能进行抢答操作,并用一个数码管显示抢答选手的号码,同时其他选手不能再抢答。
(2)电路上要加个蜂鸣器的电路,当有选手抢答时蜂鸣器响一下。
(3)要有倒计时功能,开始抢答时开始倒20秒计时,用两个数码管显示,当有人抢答时停止倒计时。
2.2拓展部分
用按键可设置倒计时的时间,范围在5秒到30秒之间。-(1) has a host switch and 8-way control button to answer in, when the moderator allowed to be carried out to answer in time to answer in operation, and use an LED display to answer in the number of players, while other players can no longer answer in his place. (2) the circuit, we should add a buzzer circuit, when there are players when the buzzer rang to answer in about. (3) to have the countdown feature to begin to answer in 20 seconds when you start down time, using two digital tube display, when someone stops to answer in the countdown. 2.2 The expansion of part of the buttons can be set with the countdown time, the range of 5 seconds to 30 seconds.
- 2022-02-25 13:31:03下载
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这个代码是用C语言编写的,具有记事本的常用功能,代码完整,功能完善...
这个代码是用C语言编写的,具有记事本的常用功能,代码完整,功能完善-This code is written using C language, with the commonly used Notepad features, code integrity, and function
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- 积分:1
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RS232 Com Prot Test from internet
RS232 Com Prot Test from internet
- 2023-08-28 16:30:03下载
- 积分:1
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数据结构队列的应用
有详细的功能介绍,希望大家喜欢!
数据结构队列的应用
有详细的功能介绍,希望大家喜欢!-C
- 2023-05-23 20:55:02下载
- 积分:1
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45KHz声波发生程序 利用资源T0。每次是个脉冲,连续发声音。
45KHz声波发生程序 利用资源T0。每次是个脉冲,连续发声音。-45KHz sound procedures for use of resources occurs T0. Each is a pulse, continuous-fat sounds.
- 2022-05-24 08:52:56下载
- 积分:1
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c和c++代码精粹,这是一个pdg格式的文档,请使用超星的最新版本打开,很难得的文档,是vip会员的资料,先睹为快吧:)...
c和c++代码精粹,这是一个pdg格式的文档,请使用超星的最新版本打开,很难得的文档,是vip会员的资料,先睹为快吧:)-c and c++ code essence, this is a PDG format document, please use the latest version of Chaoxing open, it is difficult to get the documents, is vip membership information, preview it:)
- 2023-04-19 03:45:03下载
- 积分:1
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Multiplex-temperature-collecting-
在Proteus中完成多路温度采集,用8086 cup实现,可串行输出(需用虚拟串口),2S定时采集,含Proteus原文件与汇编程序,可运行。供参考,做课程设计的勿抄袭。(Multi-channel temperature acquisition completed in the Proteus with the 8086 cup, serial output (required virtual serial port), 2S timing acquisition, with the Proteus original file with the assembler can run. For reference, do curriculum design do not plagiarize.)
- 2013-01-05 11:50:45下载
- 积分:1
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HTML是网页主要的组成部分,基本上一个网页都是由HTML语言组成的,所以要学习网站怎样建设,必须从网页的基本语言学起。...
HTML是网页主要的组成部分,基本上一个网页都是由HTML语言组成的,所以要学习网站怎样建设,必须从网页的基本语言学起。-HTML is an integral part of the main page, is basically a Web page is composed by the HTML language, so to learn how to build web site must be from the web site from the basic linguistics.
- 2022-12-30 14:30:12下载
- 积分:1
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input student score ,sort and output the result
输入学生姓名,学号,成绩,成绩可保留一位小数,然后按成绩排序,输出结果-input student score ,sort and output the result
- 2022-10-14 11:45:02下载
- 积分:1
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DOS 概述及入门及命令集锦
汇编程序(MASM)常见错误信息
DOS 概述及入门及命令集锦
汇编程序(MASM)常见错误信息-An overview and entry-DOS and command allehanda assembler (MASM) Common error messages
- 2023-05-15 02:45:02下载
- 积分:1