lilyPad_v220719
13. 아기상어->학교종이 +LED #define NOTE_C4 262 #define NOTE_D4 294 #define NOTE_E4 330 #define NOTE_F4 349 #define NOTE_G4 392 #define NOTE_A4 440 #define PIEZO_PIN 2 int ledArr[] = {A4,A3,A2,11,10,9}; int ledSize = sizeof(ledArr)/sizeof(ledArr[0]); void melody_1() { //notes in the melody: int melody[] = { NOTE_C4, NOTE_D4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_C4, NOTE_D4..
Arduino v220718
PIEZO 스피커 소리조절(가변저항 사용) 아기상어+LED #define NOTE_C4 262 #define NOTE_D4 294 #define NOTE_E4 330 #define NOTE_F4 349 #define NOTE_G4 392 #define NOTE_A4 440 #define PIEZO_PIN 7 int ledArr[] = {13,12,11,10,9,8}; int ledSize = sizeof(ledArr)/sizeof(int); //notes in the melody: int melody[] = { NOTE_C4, NOTE_D4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_F4, NOTE_C4, NOTE_D4, NOTE_F4, N..