Stap 2: Test code
int sensorPin = A0;
int ledPin = 13;
int sensorValue = 0;
VOID Setup {}
pinMode (ledPin, OUTPUT);
Serial.begin(115200);
}
void loop {}
sensorValue = analogRead(sensorPin);
Serial.println(sensorValue);
Serial.write(sensorValue);
digitalWrite (ledPin, hoge);
delay(100);
digitalWrite (ledPin, laag);
delay(100);
}