#include LiquidCrystal lcd(8,9,4,5,6,7); char inputChar = ' '; int ascii = 0; void setup() { Serial.begin(9600); lcd.begin(16, 2); lcd.setCursor(0, 0); } void loop() { while (Serial.available() > 0) { inputChar = Serial.read(); delay(1); ascii = inputChar; Serial.print(ascii); Serial.print(" "); lcd.print(inputChar); } }