// LCD module connections
  sbit LCD_RS at RB2_bit;
  sbit LCD_EN 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 TRISB2_bit;
  sbit LCD_EN_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;
  // End LCD module connections

  char txt1[] = "SYSTEM CONTROL";
  char txt2[] = "SCANNING ROOMS";
  char txt3[] = "Room No. ^ 1 ^ ";
  char txt4[] = "WARNING  ERROR";
  char txt5[] = "Room No. ^ 2 ^ ";
  char txt6[] = "Room No. ^ 3 ^ ";
  char txt7[] = "Room No. ^ 4 ^ ";
  char txt8[] = "Room No. ^ 5 ^ ";
  char txt9[] = "Room No. ^ 6 ^ ";
 char txt10[] = "Room No. ^ 7 ^ ";
 char txt11[] = "Room No. ^ 8 ^ ";
  //////////////////////////////////
  unsigned int  x1=0,x2=0,x3=0,x4=0,x5=0,x6=0,x7=0,x8,x9=0,x10=0,x11=0,x12=0,x13=0,x14=0,x15=0,x16,x17,x18;

       void main() {
  trisa=48;     porta=0;
  trisb=192;
  trisd=240;   portd=0;
  trisc=240;   portc=0;
        adcon1=0x06;
  
  Lcd_Init();  // Initialize LCD
  Lcd_Cmd(_LCD_CLEAR);  // Clear display
 /*Lcd_Cmd(_LCD_CURSOR_OFF);  // Cursor off*/
                while(1)
  {
    
     if(portd.f7==0&&portd.f6==0&&portd.f5==0&&portd.f4==0&&
     portc.f7==0&&portc.f6==0&&portc.f5==0&&portc.f4==0){ Lcd_Out(1, 2,txt1);  Lcd_Out(2, 2,txt2);  delay_ms(2800); };

    //*******************************************//
    if(porta.f5==1){porta.f0=0;}
    //*********** test Room ( 1 ) **************//
    if(portd.f7==1&&x1==0&&x2==0){porta.f0=1; portd.f3=1; Lcd_Out(1, 2,txt3); Lcd_Out(2, 2,txt4); delay_ms(3000);x2=1; x1=1;}
    if(portd.f7==0&&x1==0){porta.f0=0; portd.f3=0;x1=0;x2=0;}
    if(porta.f5==0&&x1==1){porta.f0=1;x1=0;}
   //------**************************---------//

   //***********test Room ( 2 )************//
    if(portd.f6==1&&x3==0&&x4==0){porta.f0=1; portd.f2=1; Lcd_Out(1, 2,txt5); Lcd_Out(2, 2,txt4); delay_ms(3000);x4=1; x3=1;}
    if(portd.f6==0&&x3==0){porta.f0=0; portd.f2=0;x3=0;x4=0;}
    if(porta.f5==0&&x3==1){porta.f0=1;x3=0;}
   //***************************************//

      //*********test Room ( 3 )*********//
    if(portd.f5==1&&x5==0&&x6==0){porta.f0=1; portd.f1=1; Lcd_Out(1, 2,txt6); Lcd_Out(2, 2,txt4); delay_ms(3000);x6=1; x5=1;}
    if(portd.f5==0&&x5==0){porta.f0=0; portd.f1=0;x5=0;x6=0;}
    if(porta.f5==0&&x5==1){porta.f0=1;x5=0;}
    //**************************************//

     //***********test Room ( 4 )**********//
    if(portd.f4==1&&x7==0&&x8==0){porta.f0=1; portd.f0=1; Lcd_Out(1, 2,txt7); Lcd_Out(2, 2,txt4); delay_ms(3000);x8=1; x7=1;}
    if(portd.f4==0&&x7==0){porta.f0=0; portd.f0=0;x7=0;x8=0;}
    if(porta.f4==0&&x7==1){porta.f0=1;x7=0;}
    //*************************************//
    
     //***********test Room ( 5 )*********//
    if(portc.f7==1&&x9==0&&x10==0){porta.f0=1; portc.f3=1; Lcd_Out(1, 2,txt8); Lcd_Out(2, 2,txt4); delay_ms(3000);x10=1; x9=1;}
    if(portc.f7==0&&x9==0){porta.f0=0; portc.f3=0;x7=0;x10=0;}
    if(porta.f7==0&&x9==1){porta.f0=1;x9=0;}
    //*************************************//
    
     //***********test Room ( 6 )*********//
    if(portc.f6==1&&x11==0&&x12==0){porta.f0=1; portc.f2=1; Lcd_Out(1, 2,txt9); Lcd_Out(2, 2,txt4); delay_ms(3000);x12=1; x11=1;}
    if(portc.f6==0&&x11==0){porta.f0=0; portc.f2=0;x7=0;x12=0;}
    if(porta.f6==0&&x11==1){porta.f0=1;x11=0;}
    //*************************************//

    //************test Room ( 7 )*********//
    if(portc.f5==1&&x13==0&&x14==0){porta.f0=1; portc.f1=1; Lcd_Out(1, 2,txt10); Lcd_Out(2, 2,txt4); delay_ms(3000);x14=1; x13=1;}
    if(portc.f5==0&&x13==0){porta.f0=0; portc.f1=0;x7=0;x14=0;}
    if(porta.f5==0&&x13==1){porta.f0=1;x13=0;}
    //************************************//

   //*************test Room ( 8 )********//
    if(portc.f4==1&&x15==0&&x16==0){porta.f0=1; portc.f0=1; Lcd_Out(1, 2,txt11); Lcd_Out(2, 2,txt4); delay_ms(3000);x16=1; x15=1;}
    if(portc.f4==0&&x15==0){porta.f0=0; portc.f0=0;x7=0;x16=0;}
    if(porta.f4==0&&x15==1){porta.f0=1;x15=0;}
    //************************************//

}
}