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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
- 积分:1
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Intel指令集说明手册。
(Intel Architecture Software Developer s Manual, Volume 2Instruc...
Intel指令集说明手册。
(Intel Architecture Software Developer s Manual, Volume 2Instruction Set Reference Manual)-Intel Architecture Software Developer s Manual, Volume 2Instruction Set Reference Manua
- 2022-03-12 16:53:33下载
- 积分:1
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Realize this procedure a simple simulation of traffic light control, simple stru...
此程序实现简单红绿灯的模拟控制,结构简单、易懂,可以在学校实验室试验箱上模拟练习!-Realize this procedure a simple simulation of traffic light control, simple structure, easy to understand, you can in the school laboratory chamber simulated exercises!
- 2022-07-02 15:13:18下载
- 积分:1
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基于51单片机的带时间显示和紧急控制的交通灯的设计。
此程序在硬件上调试通,用定时器1延时,外部中断0接紧急控制,R0为100MS延时常数,R2为状态延时...
基于51单片机的带时间显示和紧急控制的交通灯的设计。
此程序在硬件上调试通,用定时器1延时,外部中断0接紧急控制,R0为100MS延时常数,R2为状态延时常数,8279控制数码管显示时间,用P1口控制双色灯-With 51 single-chip based on the time display and the emergency control of traffic lights design. On this process in hardware debugging pass, with one delay timer, external interrupt 0 then the emergency control, R0 for 100MS constant delay, R2 for a state of constant delay, digital 8279 control display time control using two-color lights I P1
- 2023-04-28 20:55:03下载
- 积分:1
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你想知道你是什么星座吗?这是一个用WIN32编的计算你是什么星座,只要输入你的生日就行了...
你想知道你是什么星座吗?这是一个用WIN32编的计算你是什么星座,只要输入你的生日就行了-Do you want to know what constellations you are you? This is a calculation made using WIN32 what constellations you are, just enter your birthday on the list
- 2022-08-20 01:39:31下载
- 积分:1
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键盘扫描输出点初始化,调用键盘扫描程序,每移一位,键盘接收端检测一次...
键盘扫描输出点初始化,调用键盘扫描程序,每移一位,键盘接收端检测一次 -Keyboard scan output point initialization, call the keyboard scanning process, each one shift, keyboard receiver detection time
- 2022-01-30 14:32:14下载
- 积分:1
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NN矩阵键盘的扫描,并读取键值,PIC开发源程序
NN矩阵键盘的扫描,并读取键值,PIC开发源程序-NN matrix keyboard scanning, and reading keys, PIC development program
- 2022-10-13 17:35:03下载
- 积分:1
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a program made by win32asm
用win32asm写的防火墙...基本的功能实现了,但是还有待改进-a program made by win32asm
- 2022-06-12 15:09:27下载
- 积分:1
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In the dos program to be pci9052 under the bus number. Device number and functio...
在dos下编程得到pci9052的总线号。设备号和功能号,并获得其使用资源的信息-In the dos program to be pci9052 under the bus number. Device number and function number, and get information on their use of resources
- 2022-02-13 04:45:14下载
- 积分:1
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基本的开方的小程序,学习时所写,算不的好,是本人学习汇编的习作,请多指教。...
基本的开方的小程序,学习时所写,算不的好,是本人学习汇编的习作,请多指教。-basic prescribing of small programs, written study, it is not good, I study is a compilation of the exercises, please enlighten.
- 2023-05-16 12:15:03下载
- 积分:1