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Description: C51直流电机PWM测速源程序+仿真电路图-C51 DC Motor PWM Speed source+ simulation circuit
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Size: 34816 |
Author: 王冰 |
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Description: 单片机 Keil＋proteus
并行口设计数字键盘实验
要求：掌握动态显示、动态扫描键盘的工作原理及硬、软件的设计、调试方法
掌握80C51接口硬件电路设计方法及软件编程方法
了解80C51外部中断的使用和编程方法
实验题目：并行口实现数字0~9、A~F、L、U、P、n总共20个键盘，将按键的结果用7段数码管显示出来。-Parallel Port numeric keypad test requirements: master the dynamic display, dynamic scan the keyboard works and the hardware and software design, debugging the means to acquire 80C51 interface hardware circuit design methods and software programming approach to understanding the 80C51 external interrupts use and programming methods Experimental subjects: parallel port for digital 0 ~ 9, A ~ F, L, U, P, n total of 20 keyboard, the result will be keys to use 7-segment digital tube display.
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Size: 47104 |
Author: ben202 |
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