Page 170 - 최강 아두이노 퍼스트 참고서

#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2); // set the LCD address to 0x27 for a 16 chars and
2 line display

void setup()
{
lcd.init(); // initialize the lcd lcd.backlight();
Serial.begin(9600);
}

void loop()
{
// when characters arrive over the serial port...

if (Serial.available()) {
// wait a bit for the entire message to arrive delay(100);

// clear the screen lcd.clear();

String szTemp;
// read all the available characters while (Serial.available() > 0) {
// display each character to the LCD char cRead=Serial.read();
szTemp+=cRead;
}
if( szTemp )
{ lcd.print(szTemp);
}
}
}

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