[IoT 1팀] 중간점검 PR

iot1/Step2 Notion 링크.txt

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+https://www.notion.so/Step-2-Mission-1-effba72bbac04240aa65ae6b622f2097

iot1/class2/Melody/Melody.cpp

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+#ifndef Melody_CPP
+#define Melody_CPP
+
+#include "Arduino.h"
+#include "Melody.h"
+
+float songs[][200]={
+  {//HarryPotter OST - Hedwig's Theme
+    b4, 4, e5, 2.7, g5, 8, fs5, 4, e5, 2, b5, 4, a5, 1.3, fs5, 1.3,
+    e5, 2.7, g5, 8, fs5, 4, ds5, 2, fs5, 4, b4, 1.3,
+    e5, 2.7, g5, 8, fs5, 4, e5, 2, b5, 4, d6, 2, cs6, 4, c6, 2, gs5, 4,
+    c6, 2, b5, 4, as5, 4, as4, 2, g5, 4, e5, 1.3, g5, 4,
+    b5, 2, g5, 4, b5, 2, g5, 4, c6, 2, b5, 4, as5, 2, fs5, 4,
+    g5, 2.7, b5, 8, as5, 4, as4, 2, b4, 4, b5, 1.3, g5, 4,
+    b5, 2, g5, 4, b5, 2, g5, 4, d6, 2, cs6, 4, c6, 2, gs5, 4,
+    c6, 2.7, b5, 8, as5, 4, as4, 2, g5, 4, e5, 1.3
+  },
+  {//도레미파솔라시도
+    c4, 4, d4, 4, e4, 4, f4, 4, g4, 4, a4, 4, b4, 4, c5, 4
+  }};
+
+void play(int Pin, int num){
+  int notes = sizeof(songs[0])/sizeof(songs[0][0]);
+
+  for (int i = 1; i < notes;){
+    int durations = 1000 / songs[num][i];
+
+    tone(Pin, songs[num][i-1], durations);
+    delay(durations*1.5);
+    i = i+2;
+  }
+  noTone(Pin);
+}
+
+#endif

iot1/class2/Melody/Melody.h

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+#ifndef Melody_H
+#define Melody_H
+
+#define c1 33
+#define cs1 35
+#define d1 37
+#define ds1 39
+#define e1 41
+#define f1 44
+#define fs1 46
+#define g1 49
+#define gs1 52
+#define a1 55
+#define as1 58
+#define b1 62
+#define c2 65
+#define cs2 69
+#define d2 73
+#define ds2 78
+#define e2 82
+#define f2 87
+#define fs2 93
+#define g2 98
+#define gs2 104
+#define a2 110
+#define as2 117
+#define b2 123
+#define c3 131
+#define cs3 139
+#define d3 147
+#define ds3 156
+#define e3 165
+#define f3 175
+#define fs3 185
+#define g3 196
+#define gs3 208
+#define a3 220
+#define as3 233
+#define b3 247
+#define c4 262
+#define cs4 277
+#define d4 294
+#define ds4 311
+#define e4 330
+#define f4 349
+#define fs4 370
+#define g4 392
+#define gs4 415
+#define a4 440
+#define as4 466
+#define b4 494
+#define c5 523
+#define cs5 554
+#define d5 587
+#define ds5 622
+#define e5 659
+#define f5 698
+#define fs5 740
+#define g5 784
+#define gs5 831
+#define a5 880
+#define as5 932
+#define b5 988
+#define c6 1047
+#define cs6 1109
+#define d6 1175
+#define ds6 1245
+#define e6 1319
+#define f6 1397
+#define fs6 1480
+#define g6 1568
+#define gs6 1661
+#define a6 1760
+#define as6 1865
+#define b6 1976
+#define c7 2093
+#define cs7 2217
+#define d7 2349
+#define ds7 2489
+#define e7 2637
+#define f7 2794
+#define fs7 2960
+#define g7 3136
+#define gs7 3322
+#define a7 3520
+#define as7 3729
+#define b7 3951
+#define c8 4186
+#define cs8 4435
+#define d8 4699
+#define ds8 4978
+#define e8 5274
+#define f8 5588
+#define fs8 5920
+#define g8 6272
+#define gs8 6645
+#define a8 7040
+#define as8 7459
+#define b8 7902
+
+void play(int, int);
+
+#endif

iot1/class2/Piezo_Buzzer/Piezo_Buzzer.ino

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+#include <Melody.h>
+
+int BuzzerPin = 2;
+
+void setup()
+{
+  pinMode(BuzzerPin, OUTPUT);
+}
+
+void loop()
+{
+  //도레미파솔라시도 출력
+  play(BuzzerPin, 1);
+
+  //HarryPotter OST - Hedwig'd Theme 출력
+  play(BuzzerPin, 0);
+}

iot1/class2/Ultrasonic_Piezo/Ultrasonic_Piezo.ino

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+int TrigPin = 7;
+int EchoPin = 6;
+int BuzzerPin = 2;
+
+void setup()
+{
+  pinMode(TrigPin, OUTPUT);
+  pinMode(EchoPin, INPUT);
+  pinMode(BuzzerPin, OUTPUT);
+}
+
+void loop()
+{
+  //초음파 송신
+  digitalWrite(TrigPin, HIGH);
+  delayMicroseconds(10);
+  digitalWrite(TrigPin, LOW);
+
+  //초음파 수신
+  float duration = pulseIn(EchoPin, HIGH);
+
+  //거리를 cm로 변환
+  float distance = 340*duration / 10000 / 2;
+
+  //거리에 따른 경고음 출력
+  if(distance >= 100 && distance < 200){
+    tone(BuzzerPin, 392, 300);
+    delay(1200);
+  }else if(distance >= 50 && distance < 100){
+    tone(BuzzerPin, 392, 300);
+    delay(800);
+  }else if(distance < 50){
+    tone(BuzzerPin, 392, 300);
+    delay(500);
+  }else
+    noTone(BuzzerPin);
+}

iot1/class2/Ultrasonic_Sensor/Ultrasonic_Sensor.ino

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+int TrigPin = 7;
+int EchoPin = 6;
+
+void setup()
+{
+  Serial.begin(9600);
+  pinMode(TrigPin, OUTPUT);
+  pinMode(EchoPin, INPUT);
+}
+
+void loop()
+{
+  //초음파 송신
+  digitalWrite(TrigPin, HIGH);
+  delayMicroseconds(10);
+  digitalWrite(TrigPin, LOW);
+
+  //초음파 수신
+  float duration = pulseIn(EchoPin, HIGH);
+
+  //물체와의 거리를 cm로 변환
+  float distance = 340*duration / 10000 / 2;
+
+  Serial.print("distance : ");
+  Serial.println(distance);
+}

iot1/class3/1_Blink/1_Blink.ino

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+void setup() {
+  // initialize digital pin LED_BUILTIN as an output.
+  pinMode(LED_BUILTIN, OUTPUT);
+}
+
+void loop() {
+  digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);                       // wait for a second
+  digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
+  delay(1000);                       // wait for a second
+}

iot1/class3/2_ExternalLED/2_ExternalLED.ino

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+int LED_pin = 8;
+void setup() {
+  // initialize digital pin LED_BUILTIN as an output.
+  pinMode(LED_pin, OUTPUT);
+}
+
+void loop() {
+  digitalWrite(LED_pin, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);                       // wait for a second
+  digitalWrite(LED_pin, LOW);    // turn the LED off by making the voltage LOW
+  delay(1000);                       // wait for a second
+}

iot1/class3/3_LEDBrightness/3_LEDBrightness.ino

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+const int LED = 11;
+
+void setup() {
+}
+
+void loop() {
+  for(int t_high=0; t_high<=255; t_high++) {
+    analogWrite(LED, t_high);
+    delay(4);
+  }
+}