Interrupts are common features in almost all processor family, be it old 8051, AVR, PIC, ARM or the x86 used in desktops. So their in depth and clear knowledge is required for successful system software engineers. ...

Timers are common features of most microcontroller. In simplified terms a timer is just a register whose value keeps increasing (or decreasing) by a constant rate without the help of the CPU. The CPU can read ...

Hello Friends! In this tutorial I will discuss how to practically do a simple communication over RS232 interface. For those who are completely new to this I clarify that the motive is to send and receive ...

#include <htc.h> #define _XTAL_FREQ 20000000UL typedef unsigned char UINT8; typedef signed char INT8; typedef unsigned int UINT16; typedef signed int INT16; //Connection of Seven segment display #define SEVEN_SEGMENT_LAT PORTD #define SEVEN_SEGMENT_TRIS TRISD //MUX Control #define MUX_PORT PORTB #define MUX_START_POS 1 //From which bit on port the select lines start //MUX settings #define MUX_DISP_COUNT ...

A large number of embedded project require some type of user interface. This includes displaying numerical, textual and graphical data to user. For very simple numerical display we can use 7 segment displays. If ...

Hello friends, welcome to this exciting tutorial were we will begin our journey with latest PIC18F micros from Microchip Technologies. This tutorial will give you information on what software/hardware you will require and basic ...