most pins called GPIO
make a melody by press force
Servo Motor
#include "Servo.h"
Servo servoMotor ;
int servoPin = 9;
long lastMoveTime = 0;
void setup() {
Serial.begin(9600);
servoMotor.attach(servoPin);
}
void loop() {
int analogValue = analogRead(A0);
Serial.println(analogValue);
int servoAngle = map(analogValue,0,800,0,179);
if (millis()- lastMoveTime > 20 )
{
servoMotor.write (servoAngle);
lastMoveTime = millis();
}
}