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1、用8255的A口驱动六个七段数码管(LED)的字段,C口驱动六位七段数码管(LED)的位控端,右侧两位显示分值,左侧两位显示秒值。
2、段数码管采用动态...
1、用8255的A口驱动六个七段数码管(LED)的字段,C口驱动六位七段数码管(LED)的位控端,右侧两位显示分值,左侧两位显示秒值。
2、段数码管采用动态扫描方式,用8253做定时器(采用查询方式),每位显示的时间50Hz。
3、以5ms为基本时间单位,计数产生秒时间值,秒计数到60时对分计数,分计数到69时对时计数。
-BUFF_KEY EQU 21H BUFF_LED1 EQU 22H
BUFF_LED2 EQU 23H
BUFF_LED3 EQU 24H
BUFF_LED4 EQU 25H
BUFF_LED5 EQU 26H
BUFF_LED6
- 2022-06-15 18:58:08下载
- 积分:1
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boy的java 程序,用与appletviewer显示
boy的java 程序,用与appletviewer显示-boy of java program, and show appletviewer
- 2022-06-18 19:30:41下载
- 积分:1
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行编辑器,
行编辑器,-Line editor,
- 2022-07-18 16:02:17下载
- 积分:1
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用汇编编写的密码锁,proteus仿真,程序,原理图全套,希望对需要的人有用...
用汇编编写的密码锁,proteus仿真,程序,原理图全套,希望对需要的人有用-Compilation prepared by using locks, proteus simulation, procedures, a full set of schematic diagram, in the hope that those who need it useful
- 2022-05-09 00:58:59下载
- 积分:1
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液晶显示器组装程序
本例的汇编程序,我希望一些身体如何组装转换为C,与诚挚的祝福: 祝你很欣赏
- 2022-10-07 15:35:03下载
- 积分:1
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采用PIC16C54单片机实现车内空气的运动控制
用PIC16C54来实现汽车空调的动作控制(扫风、除霜、点火、循环扫风。。。),因16C54内存较小,故采用汇编来实现,其中的定时编程,颇费了我一番心思,希可供借签!-Using PIC16C54 to achieve motion control in vehicle air-conditioners (sweep wind, defrost, ignition, cycle the wind sweep 。。。), due to the smaller memory 16C54, it used to realize a compilation, of which the regular programming, a lot of my remarks thinking, by signing for Greek!
- 2022-07-02 02:53:49下载
- 积分:1
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求两位数字的加,减,乘,除,虽然程序简单 但是写的很好,可以参考一下。8086测试通过
求两位数字的加,减,乘,除,虽然程序简单 但是写的很好,可以参考一下。8086测试通过-seeking two figures, plus or minus, multiplication and addition, although the procedures are simple but very well written and can reference. The test 8086
- 2022-03-17 16:47:29下载
- 积分:1
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This is a brushless DC motor speed control based on the DSP2407 source code, eve...
这个是直流无刷电机的基于DSP2407的速度控制源代码,希望对大家有所帮助,平台是CCS2-This is a brushless DC motor speed control based on the DSP2407 source code, everyone would like to help, platform is CCS2
- 2022-07-06 22:52:11下载
- 积分:1
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the filter program write myself,the effect is not bad ,look and kool
the filter program write myself,the effect is not bad ,look and kool
- 2022-05-22 19:44:38下载
- 积分:1
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lcd1602,简单的液晶显示程序
lcd1602,简单的液晶显示程序,我用的是51单片机,将程序下载到单片机上,上电成功后,液晶屏就会自动显示提前设定好的要显示的内容,要想设定显示内容,只需在编程里将输出内容改成要输出的内容就可,超级简单,绝对可以用,
- 2022-04-28 19:44:28下载
- 积分:1