Matrix user forums

Thank you very much. I changed this and its working fine!

Hello I use this code to connect pic18f1220 and with lcd (HITACHI HD44780 ) and its working fine.

//E on A7, RS on A6, D4-7 on A0-3.
#include <p18f1220.h>
#pragma config WDT=OFF , OSC=INTIO2 , PWRT = ON, LVP=OFF, MCLRE = OFF

#include <delays.h>
#define CLEAR_SCREEN 0b00000001
#define FOUR ...