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Description: 电路与程序分析:我们选用的是MCS51系列单片机74LS273 D锁存器 74LS32 或门电路 ，单片机做主控, 因为单片机的端口有限所以用74LS273做锁存 74LS32做脉冲分配-Circuit and program analysis: Our choices are the MCS51 series microcontrollers 74LS273 D latch 74LS32 OR gate circuit, the controlling microcomputer, because the port is limited microcontroller to do so with the 74LS273 latch 74LS32 do pulse distribution
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Size: 248832 |
Author: 谢统辉 |
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Description: 利用74LS273实现数码管的静态显示，本文件包括在Proteus绘制的电路图，C51源程序及项目文件。-Using 74LS273 achieve digital control of static display, this document is included in the Proteus schematic drawing, C51 source and project files.
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Size: 238592 |
Author: 李法春 |
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Description: 微机原理的实验报告(含源码，经过测试可用)，包含用74LS244和74LS273组成输入输出混合接口的设计和测试，模数转换器AD0809将输入的电平数据转换成十六进制数，8255芯片用方式0实现跑马灯和控制数码管循环显示A,b,C,d.(基于DOS环境和TD－PIT实验装置,面包板)-Microcomputer Principle of test report (including source code, tested and available), including the use 74LS244 and 74LS273 mixed input and output interface consisting of design and testing, AD0809 analog-level data will be entered into a hexadecimal number 8255 chip 0 marquees and in a way to achieve control of the digital control loop to display A, b, C, d. (DOS-based environment and TD-PIT experimental device, breadboard)
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Size: 540672 |
Author: 张三 |
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