From 1a69a5b202821871f80a5ace487f62e40bc319d6 Mon Sep 17 00:00:00 2001 From: zzzz Date: Thu, 9 May 2024 19:53:09 +0200 Subject: [PATCH] Added buzzer playing demo song --- src/SmartRFID.cpp | 2 +- src/main.cpp | 26 +++++++++++++ src/main.hpp | 1 + src/pitches.h | 96 +++++++++++++++++++++++++++++++++++++++++++++++ src/song.h | 43 +++++++++++++++++++++ 5 files changed, 167 insertions(+), 1 deletion(-) create mode 100644 src/pitches.h create mode 100644 src/song.h diff --git a/src/SmartRFID.cpp b/src/SmartRFID.cpp index 599d934..a81077a 100644 --- a/src/SmartRFID.cpp +++ b/src/SmartRFID.cpp @@ -41,7 +41,7 @@ String SmartRFID::readTag() Serial.println(s); return s; } - return "error_reading_tag"; + return "no_tag_detected"; } /** diff --git a/src/main.cpp b/src/main.cpp index 758a2fd..ff84d06 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -1,10 +1,12 @@ #include "main.hpp" #include "secrets.hpp" +#include "song.h" #define WIRE Wire #define SERVO_PIN 14 // D5 #define POTENTIOMETER_PIN A0 // A0 +#define BUZZER_PIN 12 // D6 // buttons #define TACTILE_BTN_LEFT 0 // D3 @@ -94,6 +96,9 @@ void loop() { smartDisplay.printWaitForRFIDScreen(); + playSong(); + + // this blocks execution until a tag has been detected String uid = smartRFID.readTag(); display.println(uid); @@ -173,6 +178,27 @@ void loop() }; } +void playSong() +{ + int size = sizeof(durations) / sizeof(int); + + for (int note = 0; note < size; note++) + { + // to calculate the note duration, take one second divided by the note type. + // e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc. + int duration = 1000 / durations[note]; + tone(BUZZER_PIN, melody[note], duration); + + // to distinguish the notes, set a minimum time between them. + // the note's duration + 30% seems to work well: + int pauseBetweenNotes = duration * 1.30; + delay(pauseBetweenNotes); + + // stop the tone playing: + noTone(BUZZER_PIN); + } +} + void toggle_led() { digitalWrite(LED_BUILTIN, !digitalRead(LED_BUILTIN)); diff --git a/src/main.hpp b/src/main.hpp index 1eeffa7..d4080c9 100644 --- a/src/main.hpp +++ b/src/main.hpp @@ -17,6 +17,7 @@ #include "TeaNetworking.hpp" #include "TeaData.hpp" +void playSong(); bool toggle_led(void *); void printMsg(const String &s); void printMsg(unsigned long l); diff --git a/src/pitches.h b/src/pitches.h new file mode 100644 index 0000000..4cd4bed --- /dev/null +++ b/src/pitches.h @@ -0,0 +1,96 @@ +// ------------------------------------------------- +// Copyright (c) 2021 HiBit +// ------------------------------------------------- + +#define NOTE_B0 31 +#define NOTE_C1 33 +#define NOTE_CS1 35 +#define NOTE_D1 37 +#define NOTE_DS1 39 +#define NOTE_E1 41 +#define NOTE_F1 44 +#define NOTE_FS1 46 +#define NOTE_G1 49 +#define NOTE_GS1 52 +#define NOTE_A1 55 +#define NOTE_AS1 58 +#define NOTE_B1 62 +#define NOTE_C2 65 +#define NOTE_CS2 69 +#define NOTE_D2 73 +#define NOTE_DS2 78 +#define NOTE_E2 82 +#define NOTE_F2 87 +#define NOTE_FS2 93 +#define NOTE_G2 98 +#define NOTE_GS2 104 +#define NOTE_A2 110 +#define NOTE_AS2 117 +#define NOTE_B2 123 +#define NOTE_C3 131 +#define NOTE_CS3 139 +#define NOTE_DB3 139 +#define NOTE_D3 147 +#define NOTE_DS3 156 +#define NOTE_EB3 156 +#define NOTE_E3 165 +#define NOTE_F3 175 +#define NOTE_FS3 185 +#define NOTE_G3 196 +#define NOTE_GS3 208 +#define NOTE_A3 220 +#define NOTE_AS3 233 +#define NOTE_B3 247 +#define NOTE_C4 262 +#define NOTE_CS4 277 +#define NOTE_D4 294 +#define NOTE_DS4 311 +#define NOTE_E4 330 +#define NOTE_F4 349 +#define NOTE_FS4 370 +#define NOTE_G4 392 +#define NOTE_GS4 415 +#define NOTE_A4 440 +#define NOTE_AS4 466 +#define NOTE_B4 494 +#define NOTE_C5 523 +#define NOTE_CS5 554 +#define NOTE_D5 587 +#define NOTE_DS5 622 +#define NOTE_E5 659 +#define NOTE_F5 698 +#define NOTE_FS5 740 +#define NOTE_G5 784 +#define NOTE_GS5 831 +#define NOTE_A5 880 +#define NOTE_AS5 932 +#define NOTE_B5 988 +#define NOTE_C6 1047 +#define NOTE_CS6 1109 +#define NOTE_D6 1175 +#define NOTE_DS6 1245 +#define NOTE_E6 1319 +#define NOTE_F6 1397 +#define NOTE_FS6 1480 +#define NOTE_G6 1568 +#define NOTE_GS6 1661 +#define NOTE_A6 1760 +#define NOTE_AS6 1865 +#define NOTE_B6 1976 +#define NOTE_C7 2093 +#define NOTE_CS7 2217 +#define NOTE_D7 2349 +#define NOTE_DS7 2489 +#define NOTE_E7 2637 +#define NOTE_F7 2794 +#define NOTE_FS7 2960 +#define NOTE_G7 3136 +#define NOTE_GS7 3322 +#define NOTE_A7 3520 +#define NOTE_AS7 3729 +#define NOTE_B7 3951 +#define NOTE_C8 4186 +#define NOTE_CS8 4435 +#define NOTE_D8 4699 +#define NOTE_DS8 4978 +#define REST 0 \ No newline at end of file diff --git a/src/song.h b/src/song.h new file mode 100644 index 0000000..86916be --- /dev/null +++ b/src/song.h @@ -0,0 +1,43 @@ +#include "pitches.h" + +int melody[] = { + REST, REST, REST, NOTE_DS4, + NOTE_E4, REST, NOTE_FS4, NOTE_G4, REST, NOTE_DS4, + NOTE_E4, NOTE_FS4, NOTE_G4, NOTE_C5, NOTE_B4, NOTE_E4, NOTE_G4, NOTE_B4, + NOTE_AS4, NOTE_A4, NOTE_G4, NOTE_E4, NOTE_D4, + NOTE_E4, REST, REST, NOTE_DS4, + + NOTE_E4, REST, NOTE_FS4, NOTE_G4, REST, NOTE_DS4, + NOTE_E4, NOTE_FS4, NOTE_G4, NOTE_C5, NOTE_B4, NOTE_G4, NOTE_B4, NOTE_E5, + NOTE_DS5, + NOTE_D5, REST, REST, NOTE_DS4, + NOTE_E4, REST, NOTE_FS4, NOTE_G4, REST, NOTE_DS4, + NOTE_E4, NOTE_FS4, NOTE_G4, NOTE_C5, NOTE_B4, NOTE_E4, NOTE_G4, NOTE_B4, + + NOTE_AS4, NOTE_A4, NOTE_G4, NOTE_E4, NOTE_D4, + NOTE_E4, REST, + REST, NOTE_E5, NOTE_D5, NOTE_B4, NOTE_A4, NOTE_G4, NOTE_E4, + NOTE_AS4, NOTE_A4, NOTE_AS4, NOTE_A4, NOTE_AS4, NOTE_A4, NOTE_AS4, NOTE_A4, + NOTE_G4, NOTE_E4, NOTE_D4, NOTE_E4, NOTE_E4, NOTE_E4 +}; + +int durations[] = { + 2, 4, 8, 8, + 4, 8, 8, 4, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 2, 16, 16, 16, 16, + 2, 4, 8, 4, + + 4, 8, 8, 4, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 1, + 2, 4, 8, 8, + 4, 8, 8, 4, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + + 2, 16, 16, 16, 16, + 4, 4, + 4, 8, 8, 8, 8, 8, 8, + 16, 8, 16, 8, 16, 8, 16, 8, + 16, 16, 16, 16, 16, 2 +}; \ No newline at end of file