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  1. #include <LiquidCrystal.h>
  2.  
  3. const int rs = 8, en = 9, d4 = 4, d5 = 5, d6 = 6, d7 = 7;
  4. LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
  5.  
  6. String val;
  7. int valInt;
  8.  
  9. void setup() {
  10.   Serial.begin(9600);
  11.   lcd.begin(16, 2);
  12.  
  13. }
  14.  
  15. void loop() {
  16.  
  17.   while (!Serial.available());
  18.   {
  19.     lcd.clear();
  20.     lcd.setCursor(0, 0);
  21.     val = Serial.readString();
  22.     String valAscii;
  23.     Serial.flush();
  24.     for (int i = 0; i < sizeof(val); i++) {
  25.  
  26.       int valAscii = val.charAt(i);
  27.      
  28.       Serial.print(valAscii);
  29.       Serial.print(" ");
  30.  
  31.       //delay(1000);
  32.     }
  33.     Serial.print("\n");
  34.     lcd.print(val);
  35.  
  36.  
  37.  
  38.  
  39.   }
  40.  
  41. }
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