as5030.c

as3050 interfacing with atmega8

// LCD module connections
sbit LCD_RS at PORTB.B0;
sbit LCD_RW at PORTB.B7;
sbit LCD_EN at PORTB.B6;
sbit LCD_D4 at PORTD.B4;
sbit LCD_D5 at PORTD.B5;
sbit LCD_D6 at PORTD.B6;
sbit LCD_D7 at PORTD.B7;

sbit LCD_RS_Direction at DDRB.B0;
sbit LCD_EN_Direction at DDRB.B7;
sbit LCD_RW_Direction at DDRB.B7;
sbit LCD_D4_Direction at DDRD.B4;
sbit LCD_D5_Direction at DDRD.B5;
sbit LCD_D6_Direction at DDRD.B6;
sbit LCD_D7_Direction at DDRD.B7;
// End LCD module connections

char txt1[] = "mikroElektronika";
char txt2[] = "EasyAVR5A";
char txt3[] = "Lcd4bit";
char txt4[] = "example";

char i;                              // Loop variable

void Move_Delay()
 {                                   // Function used for text moving
  Delay_ms(500);                     // You can change the moving speed here
}

void main()
{ LCD_RW = 0;
  LCD_RW_Direction = 1;
  Lcd_Init();                        // Initialize LCD
  Lcd_Cmd(LCD_CLEAR);                // Clear display
  Lcd_Cmd(LCD_CURSOR_OFF);           // Cursor off

  Lcd_Out(1,6,txt3);                 // Write text in first row
  Lcd_Out(2,6,txt4);                 // Write text in second row
  Delay_ms(2000);
  Lcd_Cmd(LCD_CLEAR);                // Clear display

  Lcd_Out(1,1,txt1);                 // Write text in first row
  Lcd_Out(2,4,txt2);                 // Write text in second row
  Delay_ms(2000);

  // Moving text
  for(i=0; i<4; i++)
  { Lcd_Cmd(LCD_SHIFT_RIGHT);        // Move text to the right 4 times
    Move_Delay();
  }
  while(1)
   {for(i=0; i<7; i++)
    { Lcd_Cmd(LCD_SHIFT_LEFT);       // Endless loop
      Move_Delay();                  // Move text to the left 7 times
    }
    for(i=0; i<7; i++)
     {Lcd_Cmd(LCD_SHIFT_RIGHT);      // Move text to the right 7 times
      Move_Delay();
      }
  }
}