week13 林佳芳 課堂練習

Project 05

#include <Servo.h>

Servo myServo;

int const potPin=A0;
int potVal;
int angle;
void setup(){
  myServo.attach(9);

  Serial.begin(9600);
}

void loop(){
  potVal=analogRead(potPin);
  Serial.print("potVal:");
  Serial.print(potVal);

  angle=map(potVal,0,1023,0,179);
  Serial.print("angle:");
  Serial.println(angle);

  myServo.write(angle);
  delay(15);
}

影片

Project 06

int sensorValue;
int sensorLow=1023;
int sensorHigh=0;

const int ledPin=13;

void setup(){
  pinMode(ledPin,OUTPUT);
  digitalWrite(ledPin,HIGH);
  while(millis()<5000){
    sensorValue=analogRead(A0);
    if(sensorValue>sensorHigh){
      sensorHigh=sensorValue;
    }
    if(sensorValue<sensorLow){
      sensorLow=sensorValue;
    }
  }
  digitalWrite(ledPin,LOW);
}

void loop(){
  sensorValue=analogRead(A0);
  int pitch=map(sensorValue,sensorLow,sensorHigh,50,4000);
  tone(8,pitch,20);
  delay(10);
}

影片

Project 07
int buttons[6]={2};
//buttons[0]={2};

int notes[]={
  262,294,330,349};

void setup(){
  Serial.begin(9600);
}

void loop(){
  int keyVal=analogRead(A0);
  Serial.println(keyVal);
  if(keyVal==1023){
    tone(8,notes[0]);
  }
  else if(keyVal>=990&& keyVal<=1010){
    tone(8,notes[1]);
  }
  else if(keyVal>=505&&keyVal<=515){
    tone(8,notes[2]);
  }
  else if(keyVal>=5&&keyVal<=10){
    tone(8,notes[3]);
  }
  else{
    noTone(8);
  }
}

影片