Lcd_Out(1, 1, "Key  :");                 // Write message text on LCD

 Lcd_Out(2, 1, "Times:");

do {

kp = 0;                                // Reset key code variable

do{….} while(condition)

// Wait for key to be pressed and released
do{
      kp = Keypad_Key_Click();             // Store key code in kp variable
       Delay_ms(10);                    //wait a bit 
     }   
 while (!kp);

// Prepare value for output, transform key to it's ASCII value
 switch (kp) {
   case  1: kp = 49; break; // 1        // Uncomment this block for keypad4x4
   case  2: kp = 50; break; // 2
   case  3: kp = 51; break; // 3
   case  4: kp = 65; break; // A
   case  5: kp = 52; break; // 4
   case  6: kp = 53; break; // 5
   case  7: kp = 54; break; // 6
   case  8: kp = 66; break; // B        
   case  9: kp = 55; break; // 7
   case 10: kp = 56; break; // 8
   case 11: kp = 57; break; // 9
   case 12: kp = 67; break; // C
   case 13: kp = 42; break; // *
   case 14: kp = 48; break; // 0
   case 15: kp = 35; break; // #
   case 16: kp = 68; break; // D
  default: kp += 48; 
 }

 

 
 if (kp != oldstate) {                  // Pressed key differs from previous
     cnt = 1;
     oldstate = kp;
     }
   else {                                 // Pressed key is same as previous
     cnt++;
     }

 

   Lcd_Chr(1, 10, kp);                    // Print key ASCII value on LCD

if (cnt == 255) {                      // If counter varialble overflow
     cnt = 0;
     Lcd_Out(2, 10, "   ");
     }

 WordToStr(cnt, txt);                   // Transform counter value to string

Lcd_Out(2, 10, txt);                   // Display counter value on LCD

 
 
 
} while (1);
}