MikroC Tutorial - Digital I/O [Output]

In this lesson you can learn, how to use PIC micro controller's digital I/O pins as output pins. This tutorial created using MikroC Pro v5.6 compiler and Proteus 7.1 simulation software. If you haven't them, you can download from here (software page).

Simple Circuit Diagram 

MikroC C code

/*
'************************************************************************
'  Lesson 01:
'          Digital I/O  [01]
'  Written by:
'          Hasitha Suneth, 2014.
'  Description:
'          In this lesson, we are going to learn, how to use PIC Digital
'          Output pins properly.
'  Test configuration:
'    MCU:                            PIC16F628A
'    SW:                             MikroC PRO for PIC 2012 (version v5.6.1)
'  Configuration Word
'    Oscillator:                     4MHz INTOSC Oscillator
'    Watchdog Timer:            OFF
'    Power up Timer:             Disabled
'    Master Clear Enable:       Enabled
'    Browun Out Detect:        Enabled
'    Low Voltage Program:      Disabled
'    Data EE Read Protect:     Disabled
'    Code Protect:                OFF
'************************************************************************
*/
void main() 
{
 /* [TRIS] use for set Port's direction of voltage
    Eg: TRISB = 0xFF;   // PORTB as Input
         TRISA = 0x00;   // PORTA as Output */
        
 TRISB = 0x00;                // PORTB as Output
 TRISA = 0x00;                // PORTA as Output
  do
  {
  PORTB = 0xFF;               // PORTB(8 pins) ON
  Delay_ms(1000);            // Delay 1 second
  PORTB = 0x00;               // PORTB(8 pins) OFF
  Delay_ms(1000);
  PORTB = 0x01;               // PORTB(8 pins) pin 01 ON           ** Method 01 **
  Delay_ms(500);              // Delay 0.5 second
  PORTB = 0b00000011;     // PORTB(8 pins) pin 01 & 02 ON    ** Method 02 **
  Delay_ms(500);
  PORTB.B2 = 1;               // PORTB(8 pins) pin 03 ON           ** Method 03 **
  Delay_ms(500);
  PORTB = 0x0F;               // PORTB(8 pins) pin 1,2,3 & 4 ON
  Delay_ms(500);
  PORTB = 0b00011111;     // PORTB(8 pins) pin 1,2,3,4 & 5 ON
  Delay_ms(500);
  PORTB.B5 = 1;               // PORTB(8 pins) pin 06 ON
  Delay_ms(500);
  PORTB = 0x7F;              // PORTB(8 pins) pin 1,2,3,4,5,6 & 7 ON
  Delay_ms(500);
  }
  while(1);               // Endless Loop
 }

Download MikroC Code and Proteus simulation file.

password : hasisuneth.blogspot.com

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