WORLD OF EMBEDDED

expaworld.blogspot.com is website for engineering students for learning about micro-controllers,micro-processors,embedded systems etc

Friday 23 November 2012

Interfacing of 8255 with 8085 processor

Email This BlogThis!Share to Twitter Share to Facebook Share to Pinterest

No comments:

Popular Posts

Automatic bidirectional visitor counter using 8051 microcontroller (AT89C51)

A counter that can change its state in either direction, under control of an up–down selector input, is known as an up–down counter. The ...
Running LED or LED chaser Using AVR

Running LED or LED chaser Using AVR OBJECTIVE : The main objective of this project is build a Running LED or LED chaser Using A...
Interfacing of 4x4 matrix keyboard and 4 digit 7 segment display

4 scan lines are sufficient to scan matrix keyboard and to select display digits. Hence decoded mode is used.
Simple Digital clock using 8051 microcontroller (AT89C51)

A digital clock is one that displays time digitally. The circuit explained here displays time with two ‘minutes’ digits and two ‘seconds’...
Interfacing of 8255 with 8085 processor
Intel 8085 microprocessor & Architecture

The Intel 8085 is an 8-bit microprocessor introduced by Intel in 1977 Max. CPU clock rate 3, 5 and 6 MHz The "5" in the...
LCD based digital alarm clock with digital thermometer using 8051 microcontroller

This project works as a digital clock wherein a user can also set alarm. Additionally, it also works as a digital thermometer to specify t...
PINOUT DIAGRAM OF 8086
Clap counter using 8051 microcontroller

This article explains the concept behind interfacing a sound sensor with the 8051 microcontroller (AT89C51). This project increases the c...
Intel-8080 Microprocessor & Architecture

It is a 8-bit microprocessor Max. clock frequency 2 to 4-MHz 64 Kb RAM It has 40-pin DIP Ic It has sometimes labeled "The 1s...