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ex8 sound effects working
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‎examples/Example_07_Buzz_Melody/Example_07_Buzz_Melody.ino‎ renamed to ‎examples/Example_07_Melody/Example_07_Melody.ino‎

File renamed without changes.

‎examples/Example_08_Sound_Effects/Example_08_Sound_Effects.ino‎

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/******************************************************************************
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Example_08_Sound_Effects
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This example demos the sound effects included in this library.
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By Pete Lewis @ SparkFun Electronics
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December 2023
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Based on code originally written by Fischer Moseley @ SparkFun Electronics
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Original Creation Date: June 28, 2019
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Sound effects based on the following work:
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Jan 21st, 2020
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Snake In A Can Controller
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Written by: Pete Lewis, with contributions from Jeff Haas
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A collaboration with Mario the Maker Magician
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https://www.mariothemagician.com/
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January, 2021
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Cry, Laugh Functions were adapted from Adafruit animal sounds
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by Magician/hacker Jeff Haas. Thanks Jeff!!
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https://learn.adafruit.com/adafruit-trinket-modded-stuffed-animal/animal-sounds
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This code is Lemonadeware; if you see me (or any other SparkFun employee) at the
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local, and you've found our code helpful, please buy us a round!
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Hardware Connections:
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Connect QWIIC cable from Arduino to Qwiic Buzzer
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Distributed as-is; no warranty is given.
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******************************************************************************/
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#include <SparkFun_Qwiic_Buzzer_Arduino_Library.h>
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QwiicBuzzer buzzer;
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//#define BUZZER_VOLUME 4 // loudest!!
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#define BUZZER_VOLUME 3 // pretty good volume for most things
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void setup() {
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Serial.begin(115200);
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Serial.println("Qwiic Buzzer Example_08_Sound_Effects");
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Wire.begin(); //Join I2C bus
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//check if buzzer will acknowledge over I2C
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if (buzzer.begin() == false) {
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Serial.println("Device did not acknowledge! Freezing.");
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while (1);
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}
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Serial.println("Buzzer acknowledged.");
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for(int i = 0 ; i <= 9 ; i++)
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{
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Serial.print("Sound Effect: ");
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Serial.println(i);
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buzzer.playSoundEffect(i, BUZZER_VOLUME);
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delay(2000);
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}
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}
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void loop() {
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// do nothing
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// we play through all the available sound effects above in setup once.
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}

‎src/SparkFun_Qwiic_Buzzer_Arduino_Library.cpp‎

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@@ -9,6 +9,18 @@ Based on original source code written by
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Fischer Moseley @ SparkFun Electronics
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Original Creation Date: July 24, 2019
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Sound effects based on the following work:
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Jan 21st, 2020
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Snake In A Can Controller
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Written by: Pete Lewis, with contributions from Jeff Haas
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A collaboration with Mario the Maker Magician
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https://www.mariothemagician.com/
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January, 2021
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Cry, Laugh Functions were adapted from Adafruit animal sounds
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by Magician/hacker Jeff Haas. Thanks Jeff!!
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https://learn.adafruit.com/adafruit-trinket-modded-stuffed-animal/animal-sounds
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This file implements the QwiicBuzzer class, prototyped in SparkFun_Qwiic_Buzzer_Arduino_Library.h
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Development environment specifics:
@@ -256,4 +268,261 @@ uint16_t QwiicBuzzer::writeDoubleRegisterWithReadback(Qwiic_Buzzer_Register reg,
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if (readDoubleRegister(reg) != data)
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return 2;
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return 0;
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}
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/*------------------------- Sound Effects ---------------- */
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void QwiicBuzzer::playSoundEffect(uint8_t soundEffectNumber, uint8_t volume)
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{
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switch (soundEffectNumber) {
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case 0:
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soundEffect0(volume);
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break;
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case 1:
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soundEffect1(volume);
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break;
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case 2:
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soundEffect2(volume);
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break;
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case 3:
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soundEffect3(volume);
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break;
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case 4:
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soundEffect4(volume);
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break;
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case 5:
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soundEffect5(volume);
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break;
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case 6:
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soundEffect6(volume);
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break;
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case 7:
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soundEffect7(volume);
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break;
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case 8:
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soundEffect8(volume);
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break;
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case 9:
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soundEffect9(volume);
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break;
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}
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}
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// SIREN SLOW X1
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void QwiicBuzzer::soundEffect0(uint8_t volume)
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{
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for (int note = 150 ; note < 4000 ; note += 150)
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{
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on(note, 10, volume);
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delay(10);
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}
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for (int note = 4000 ; note > 150 ; note -= 150)
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{
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on(note, 10, volume);
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delay(10);
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}
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off();
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}
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// SIREN FAST X3
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void QwiicBuzzer::soundEffect1(uint8_t volume)
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{
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for (int i = 0 ; i <= 2 ; i++)
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{
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for (int note = 150 ; note < 4000 ; note += 150)
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{
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on(note, 2, volume);
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delay(2);
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}
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for (int note = 4000 ; note > 150 ; note -= 150)
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{
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on(note, 2, volume);
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delay(2);
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}
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}
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off();
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}
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// YES SLOW
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void QwiicBuzzer::soundEffect2(uint8_t volume)
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{
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for (int note = 150 ; note < 4000 ; note += 150)
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{
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on(note, 50, volume);
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delay(40);
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}
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off();
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}
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// YES FAST
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void QwiicBuzzer::soundEffect3(uint8_t volume)
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{
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for (int note = 150 ; note < 4000 ; note += 150)
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{
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on(note, 10, volume);
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delay(10);
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}
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off();
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}
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// NO SLOW
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void QwiicBuzzer::soundEffect4(uint8_t volume)
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{
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for (int note = 4000 ; note > 150 ; note -= 150)
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{
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on(note, 50, volume);
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delay(40);
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}
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off();
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}
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// NO FAST
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void QwiicBuzzer::soundEffect5(uint8_t volume)
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{
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for (int note = 4000 ; note > 150 ; note -= 150)
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{
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on(note, 10, volume);
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delay(10);
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}
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off();
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}
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// LAUGH
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void QwiicBuzzer::soundEffect6(uint8_t volume)
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{
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int laughdelay = 400;
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int laughstep = 10;
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uint16_t i;
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//for (i = 650; i > 525; i -= 3) // vary up //1538, 1905
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for (i = 1538; i < 1905; i += laughstep) // vary up //1538, 1905
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(laughdelay);
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//for (i = 800; i > 660; i -= 3) // 1250, 1515
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for (i = 1250; i < 1515; i += laughstep) // 1250, 1515
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(laughdelay);
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//for (i = 900; i > 745; i -= 3) // 1111, 1342
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for (i = 1111; i < 1342; i += laughstep) // 1111, 1342
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(laughdelay);
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//for (i = 990; i > 850; i -= 3) // 1010, 1176
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for (i = 1010; i < 1176; i += laughstep) // 1010, 1176
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{
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on(i, 20, volume);
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delay(10);
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}
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off();
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}
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// LAUGH FAST
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void QwiicBuzzer::soundEffect7(uint8_t volume)
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{
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int laughdelay = 200;
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int laughstep = 15;
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uint16_t i;
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for (i = 1538; i < 1905; i += laughstep) // vary up //1538, 1905
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(laughdelay);
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for (i = 1250; i < 1515; i += laughstep) // 1250, 1515
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(laughdelay);
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for (i = 1111; i < 1342; i += laughstep) // 1111, 1342
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(laughdelay);
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for (i = 1010; i < 1176; i += laughstep) // 1010, 1176
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{
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on(i, 20, volume);
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delay(10);
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}
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off();
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}
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// CRY SLOW
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void QwiicBuzzer::soundEffect8(uint8_t volume)
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{
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int crydelay = 500;
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int step = 10;
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uint16_t i;
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for (i = 2000; i > 1429; i -= step) // vary down //2000, 1429
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(crydelay);
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for (i = 1667; i > 1250; i -= step) // 1667, 1250
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(crydelay);
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//for (i = 900; i > 745; i -= 3) // 1111, 1342
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for (i = 1429; i > 1053; i -= step) // 1429, 1053
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{
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on(i, 20, volume);
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delay(10);
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}
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off();
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}
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// CRY FAST
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void QwiicBuzzer::soundEffect9(uint8_t volume)
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{
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int crydelay = 200;
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int step = 20;
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uint16_t i;
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for (i = 2000; i > 1429; i -= step) // vary down //2000, 1429
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(crydelay);
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for (i = 1667; i > 1250; i -= step) // 1667, 1250
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{
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on(i, 20, volume);
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delay(10);
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}
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delay(crydelay);
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//for (i = 900; i > 745; i -= 3) // 1111, 1342
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for (i = 1429; i > 1053; i -= step) // 1429, 1053
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{
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on(i, 20, volume);
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delay(10);
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}
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off();
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}

‎src/SparkFun_Qwiic_Buzzer_Arduino_Library.h‎

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bool setBuzzerActiveReg();
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bool clearBuzzerActiveReg();
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void playSoundEffect(uint8_t soundEffectNumber, uint8_t volume);
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void soundEffect0(uint8_t volume);
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void soundEffect1(uint8_t volume);
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void soundEffect2(uint8_t volume);
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void soundEffect3(uint8_t volume);
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void soundEffect4(uint8_t volume);
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void soundEffect5(uint8_t volume);
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void soundEffect6(uint8_t volume);
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void soundEffect7(uint8_t volume);
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void soundEffect8(uint8_t volume);
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void soundEffect9(uint8_t volume);
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//Internal I2C Abstraction
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uint8_t readSingleRegister(Qwiic_Buzzer_Register reg); //Reads a single 8-bit register.
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uint16_t readDoubleRegister(Qwiic_Buzzer_Register reg); //Reads a 16-bit register (little endian).

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