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jiaotongdengchengxu
- 采用MSC-51系列单片机ATSC51和可编程并行I/O接口芯片8255A为中心器件来设计交通灯控制器，实现了能根据实际车流量通过8051芯片的P1口设置红、绿灯燃亮时间的功能；红绿灯循环点亮，倒计时剩5秒时黄灯闪烁警示-By MSC-51 Series MCU ATSC51 and programmable parallel I/O interface chip 8255A is designed as the center of traffic light controller device
8255A
- 基于51单片机和串口8255的控制交通灯的实验-Control traffic lights
xianshi
- 这是8255a与单片机连接时的显示源程序-This is a 8255a connection with the display microcontroller source
light
- 基于8255A的十字路口交通灯控制程序，能够实现红灯、绿灯、黄灯作为交通信号灯控制车辆通行-8255A based on the intersection traffic light control procedures to achieve red, green, yellow as traffic lights to control vehicle access
10-8255
- 微机原理 第十章 并行输入输出接口芯片8255A-Chapter Microcomputer parallel input and output interface chip 8255A
jiaotongdeng
- 用8255A的B端口和C端口控制12个LED发光二极管的亮和灭，以模拟交通路灯的管理。 -With the 8255A, B and C port control port 12 of the light emitting diode LED and off to simulate the management of traffic lights.
8255ex
- 8255 useage 8255A的工作方式及其初始化编程-8255 useage
c8255
- I/O Expander with 8255A
STACKS-SEGMENT
- 汇编语言基于8255a的交通灯的控制实现-traffic light control
8255-A-parallel-experiment
- 8255A并口输入实验——读开关数并检索读开关数并检索-8255 A parallel experiment-read switch input number and retrieval read switch Numbers and retrieval
8255a-clock
- 单片机开发试验，用汇编语言自己写的一个时钟程序-failed to translate
digital
- 数字电压表的，ad0809课程设计,主要就是个数模转换加一些接口电路8255a-DIGITAL VOLTAGE
8255test
- 重大计算机硬件技术基础实验 利用小灯、键盘、开关，8255A并行接口控制，按下K1小灯从右到左，按下K2从左到右，K7全灭退出，及类似汇编-Using small lights, keyboard, switch, 8255 A parallel interface control, press K1 small lights from right to left, press K2 from left to right, K7 completely destroyed exit
8255_2_2
- 用8255A芯片控制，K1~K8控制8个发光二级管从右到左逐个一组循环，一组的小灯个数为开光按下的个数-In 8255 A chip control, K1 ~ 8 K8 control leds from right to left by A group of circulation, A group of little lights for the dedication of the number of the number
hongludengchengxu
- 编写程序控制8255A可编程并行接口芯片，使红、绿、黄发光二极管按照十字路口交通信号灯的规律交替发光。当按下任意键则停止运行，返回DOS。-Preparation of program control 8255A programmable parallel interface chip, the red, green, Huang Faguang diode in accordance with the laws of the crossroads traffic lights alte
Calculator
- 采用汇编语言编写的利用8255A和8088组成的最大系统简易计算器设计，可以计算+-*三种运算，其中负数可以显示负号，超过-9则显示EO（两位数码管显示结果）-Written in assembly language using the 8255A and 8088 composed of simple calculator design, can be calculated to+-* three operations, in which the negative can show a neg
IO
- 这个是描述单片机是如何通过8255A等芯片实现端口的扩展的-This is a descr iption of SCM is how the8255A chip to realize the expansion of the port
8253-8255-8259
- 汇编语言电子时钟程序，基于8255A的汇编源程序，多功能的电子时钟程序-Assembly language electronic clock program, based on the 8255A assembler source, multi-function electronic clock program
8255akuozhan
- 基于51单片机I/O口扩展实验，用8255A扩展，方便新手扩展学习，该成序可实现流水灯设计-Based on 51 MCU I/O port extension experiments with 8255A expansion to facilitate the novice extended learning into the sequence can be the design of light water
program
- 1、 编程完成显示程序，要求在实验箱BANK2部分数码管上显示“1234”，请认真阅读电路，计算出段码锁存器和位选锁存器的地址，显示程序仍然按照“送段码、送位选、延时、消隐”的十字方针进行控制，只是控制的方法不同了，此时锁存器的LE端口由地址总线控制。 2、 根据实验箱BANK2部分电路，完成由8255的I/O扩展操作，在8255A的PA口上接有8个发光二极管，在其上完成一流水灯程序。 3、 根据实验箱BANK2部分电路，完成由8255的I/O扩展操作，将8255A PB口上外接的拨码开