Thursday, February 25, 2010

Lcd Hello World pic16f84a

here is the mikroC code:

// LCD module connections
sbit LCD_RS at RB4_bit;
sbit LCD_EN at RB5_bit;
sbit LCD_D4 at RB0_bit;
sbit LCD_D5 at RB1_bit;
sbit LCD_D6 at RB2_bit;
sbit LCD_D7 at RB3_bit;

sbit LCD_RS_Direction at TRISB4_bit;
sbit LCD_EN_Direction at TRISB5_bit;
sbit LCD_D4_Direction at TRISB0_bit;
sbit LCD_D5_Direction at TRISB1_bit;
sbit LCD_D6_Direction at TRISB2_bit;
sbit LCD_D7_Direction at TRISB3_bit;
// End LCD module connections

char *text = "Hello World"; //Constant holding text to be displayed

void main() //Main program
TRISB = 0; // PORTB is output
Lcd_Init(); // Initialize LCD connected to PORTB
Lcd_Cmd(_Lcd_CLEAR); // Clear data on lcd
Lcd_Cmd(_LCD_CURSOR_OFF); // Turn cursor off
while(1) //while loop, not necessarily needed
Lcd_Out(1, 1, text); // Print text to LCD, 2nd row, 1st column