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With 89C51, an external crystal oscillator, reset circuit, two digital tube, two...
用89C51，外接晶振，复位电路，二个数码管，二个按键，做一个电子秒表，具体要求为用按键起停电子表，可用按键设计倒计时时间(如10S，20S，60S),并启动倒计时功能,能用按键选择以上两功能之一-With 89C51, an external crystal oscillator, reset circuit, two digital tube, two buttons, making an electronic stopwatch, and specific requirements for the use button start-stop electronic watches, key design can be used countdown time (such as 10S, 20S, 60S), and start the countdown function, can be used for more than two buttons select one of the functions
- 2022-05-13 17:10:52下载
- 积分：1
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这个汇编程序可以显示ASC码，你可以学会如何显示字符…
this ASSEMBLY programme could show ASC codes ,you can leran how to show chars on display
- 2022-05-18 09:53:29下载
- 积分：1
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NOKIA3310 LCD screen and use DS18B20 produced digital thermometer
使用NOKIA3310液晶屏及DS18B20制作的数字温度计--电子制作天地网站-NOKIA3310 LCD screen and use DS18B20 produced digital thermometer- Electronic production of Heaven and Earth website
- 2023-05-10 23:50:03下载
- 积分：1
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usinf pic16c57 to achive copy machine for pic16c65/66(programmer)
usinf pic16c57 to achive copy machine for pic16c65/66(programmer)-usinf pic16c57 to achive copy machine for p ic16c65/66 (programmer)
- 2022-11-13 03:20:03下载
- 积分：1
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tasm 环境下的汇编程序
tasm 环境下的汇编程序-Tasm environment compilation process
- 2022-12-04 00:20:03下载
- 积分：1
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通过51程序，用户可以使用ATMEL T89C51CC01建
通过a51程序，用户可以使用ATMEL T89C51CC01内置的模数转换功能，提高学习效率
- 2022-01-25 15:58:27下载
- 积分：1
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时钟程序,PCF8563时钟芯片程序，基于单片机开发环境
时钟程序,PCF8563时钟芯片程序，基于单片机开发环境-clock
- 2022-03-19 12:22:24下载
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本公司高人设计的程序的头部分,很经典,原程序有2万多行
本公司高人设计的程序的头部分,很经典,原程序有2万多行-Expert design of the Company during the first part of the procedure, it is classic, the original procedures are more than 20,000 line
- 2022-11-16 12:15:03下载
- 积分：1
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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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PowerPC汇编指令速查，便于学习PowerPC汇编程序设计
PowerPC汇编指令速查，便于学习PowerPC汇编程序设计-Info compiled PowerPC instructions, easy to learn design PowerPC assembler
- 2022-02-27 03:52:42下载
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