Microcontrollers as the name suggests, are small controllers. They are like single chip computers that often embedded into other systems to function as processing / controlling unit, microcontrollers are single chip...
Category - Microcontroller
Microprocessor – controlled temperature system is used to Read the temperature in a room Display the temperature at LCD/LED panel Turn-on a fan if the temperature is above the limit. Turn-on a heater if the temperature is...
Memory Interfacing While executing a program, the microprocessor needs to access memory frequently to read instruction code and data stored in memory; the interfacing circuit enables that access. Memory has some signal...
The term introduction of robot means different things to different people. Science fiction books and movies have strongly influenced what many people expect a robot to be or what it can do. Sadly the practice of robotics is far...
Data manipulation instructions enable the PLCs to take on additional characteristics that are beyond the conventional relay equivalent instruction. It allows the movement, manipulation or storage of data in either single or...
INTRODUCTION TO DESIGN USING COMPENSATORS – Linear System Design The control systems are designed to perform specific tasks in linear system design. The requirements of a control system are usually specified as performance...
HYDRAULICS SYATEM The Hydraulics system of interest to control engineers may be classified into, Liquid Level system and Hydraulics devices The liquid level system consists of storage tanks and connecting pipes. The variables...
Basics of serial communication The serial communication port is full duplex, meaning that it can transmit and receive simultaneously. It is also a receive buffered, meaning that it can commence reception of the second byte before...
Interfacing Microcontroller 8225 The INTEL 8255 is a general purpose programmable peripheral interface. It is used to perform a variety of input/output functions in a microcomputer system. It is a 40 pin DIP IC. It requires +5V...
Bit addresses for I/O – Microcontroller 8051 Microcontroller 8051 contains four I/O ports. They are Port 0, Port 1, Port 2 and Port 3. All ports are 8 bit ports. So totally it contains 32 I/O pins that connects the 8051 to...