How to program LCD 4x40?

[CK1980]

I use ISIS and mikroC from youtube

http://www.youtube.com/watch?v=aP4FL9yf ... re=related

LCD 2x16 works. I want use LCD 4x40. However, it not show what i want.



My code:

Code: Select all

sbit LCD_RS at RB1_bit;
sbit LCD_EN at RB2_bit;
sbit LCD_EN2 at RB3_bit;
sbit LCD_D4 at RB4_bit;
sbit LCD_D5 at RB5_bit;
sbit LCD_D6 at RB6_bit;
sbit LCD_D7 at RB7_bit;

sbit LCD_RS_Direction at TRISB1_bit;
sbit LCD_EN_Direction at TRISB2_bit;
sbit LCD_EN2_Direction at TRISB3_bit;
sbit LCD_D4_Direction at TRISB4_bit;
sbit LCD_D5_Direction at TRISB5_bit;
sbit LCD_D6_Direction at TRISB6_bit;
sbit LCD_D7_Direction at TRISB7_bit;

void main()
{
Lcd_Init();
 Lcd_Cmd(_LCD_CLEAR);
 Lcd_Cmd(_LCD_CURSOR_OFF);
 Lcd_Out(1, 1, "Hello");
 Lcd_Out(2, 1, "World");
 Lcd_Out(3, 1, "mikroC PRO for");
 Lcd_Out(4, 1, "v5.4.0");
}

[janko.kaljevic]

Hello,

Please try to set ADCON1 and CMCON registers according to the purpose of those pins.
This could cause this strange behavior.

Best regards.