add esp32 buzzer

Author: thijstriemstra

KY006_Buzzer/KY006_Buzzer.h

@@ -8,9 +8,6 @@
 #define KY006_Buzzer_h
 
 #include <Arduino.h>
-#if defined(ESP32)
-#include <Tone32.h>
-#endif
 
 class KY006_Buzzer
 {

KY006_Buzzer_ESP32/KY006_Buzzer_ESP32.cpp

@@ -0,0 +1,29 @@
+/*  Copyright (c) 2022, Collab
+ *  All rights reserved
+*/
+/*
+  KY006_Buzzer_ESP32.cpp - Control KY-006 piezo buzzer connected
+  to a digital pin on a ESP32.
+*/
+
+#include "KY006_Buzzer_ESP32.h"
+
+KY006_Buzzer_ESP32::KY006_Buzzer_ESP32(int buzzer_pin, int channel) {
+  _buzzerPin = buzzer_pin;
+  _channel = channel;
+}
+
+void KY006_Buzzer_ESP32::begin() {
+}
+
+void KY006_Buzzer_ESP32::enable(unsigned int frequency, unsigned long duration) {
+  // stop sound first
+  disable();
+
+  // start sound
+  tone(_buzzerPin, frequency, duration, _channel);
+}
+
+void KY006_Buzzer_ESP32::disable() {
+  noTone(_buzzerPin, _channel);
+}

KY006_Buzzer_ESP32/KY006_Buzzer_ESP32.h

@@ -0,0 +1,29 @@
+/*  Copyright (c) 2022, Collab
+ *  All rights reserved
+*/
+/*
+  KY006_Buzzer_ESP32.h - Control KY-006 piezo buzzer for ESP32
+*/
+#ifndef KY006_Buzzer_ESP32_h
+#define KY006_Buzzer_ESP32_h
+
+#include <Arduino.h>
+#include <Tone32.h>
+
+class KY006_Buzzer_ESP32
+{
+  public:
+    KY006_Buzzer_ESP32(
+      int buzzer_pin,
+      int channel = 0
+    );
+    void begin();
+    void enable(unsigned int frequency = 1000, unsigned long duration = 100);
+    void disable();
+
+  private:
+    int _buzzerPin;
+    int _channel;
+};
+
+#endif