From 4a4a57ed36443d2c1c62982fe3848ac71f4098e4 Mon Sep 17 00:00:00 2001
From: Shourov Paul <101161294+Shourov0@users.noreply.github.com>
Date: Fri, 10 Nov 2023 21:15:15 +0600
Subject: [PATCH 1/2] Add files via upload

---
 .../ESP32_Media_controll.ino                  | 49 +++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 examples/ESP32_Media_controll/ESP32_Media_controll.ino

diff --git a/examples/ESP32_Media_controll/ESP32_Media_controll.ino b/examples/ESP32_Media_controll/ESP32_Media_controll.ino
new file mode 100644
index 0000000..d37600e
--- /dev/null
+++ b/examples/ESP32_Media_controll/ESP32_Media_controll.ino
@@ -0,0 +1,49 @@
+/* Media control with rotary encoder */
+
+#include <BleKeyboard.h>
+
+BleKeyboard bleKeyboard;
+
+#define outputA 13 //CLK Pin of Rotary encoder
+#define outputB 34 //DT Pin of Rotary encoder
+#define PinSW 25 //Switch pin of Rotary encoder
+//Gnd --> Gnd 
+
+int aState;
+int aLastState;  
+
+void setup()
+{ 
+    Serial.begin(115200);
+    Serial.println("Starting BLE work!");
+    bleKeyboard.begin();
+    pinMode (outputA,INPUT_PULLUP);
+    pinMode (outputB,INPUT_PULLUP);
+    pinMode(PinSW, INPUT_PULLUP);
+    
+    aLastState = digitalRead(outputA);   
+} 
+
+void loop()
+{
+    if(bleKeyboard.isConnected()) {
+
+        int btn = digitalRead(PinSW);
+        
+        if (!(digitalRead(PinSW))) {
+            bleKeyboard.write(KEY_MEDIA_MUTE);
+            delay(250);    
+        }
+        
+        aState = digitalRead(outputA); // Reads the "current" state of the outputA
+        if (aState != aLastState){     
+            if (digitalRead(outputB) != aState) { 
+            bleKeyboard.write(KEY_MEDIA_VOLUME_UP);
+            bleKeyboard.releaseAll();
+            } else {
+            bleKeyboard.write(KEY_MEDIA_VOLUME_DOWN);
+            }
+        } 
+        aLastState = aState; // Updates the previous state of the outputA with the current state
+    }
+}

From a09e34bd4046d89c053618c73e42bef6fc3ea6ee Mon Sep 17 00:00:00 2001
From: Shourov Paul <101161294+Shourov0@users.noreply.github.com>
Date: Fri, 10 Nov 2023 22:33:51 +0600
Subject: [PATCH 2/2] ESP32_Media_controll.ino

---
 .../ESP32_Media_controll.ino                  | 28 +++++++++++++++----
 1 file changed, 22 insertions(+), 6 deletions(-)

diff --git a/examples/ESP32_Media_controll/ESP32_Media_controll.ino b/examples/ESP32_Media_controll/ESP32_Media_controll.ino
index d37600e..af481c3 100644
--- a/examples/ESP32_Media_controll/ESP32_Media_controll.ino
+++ b/examples/ESP32_Media_controll/ESP32_Media_controll.ino
@@ -10,7 +10,11 @@ BleKeyboard bleKeyboard;
 //Gnd --> Gnd 
 
 int aState;
-int aLastState;  
+int aLastState;
+int buttonState = HIGH;   // Assuming the button is normally open
+int lastButtonState = HIGH;
+unsigned long lastDebounceTime = 0;
+unsigned long debounceDelay = 50;  
 
 void setup()
 { 
@@ -28,12 +32,24 @@ void loop()
 {
     if(bleKeyboard.isConnected()) {
 
-        int btn = digitalRead(PinSW);
-        
-        if (!(digitalRead(PinSW))) {
-            bleKeyboard.write(KEY_MEDIA_MUTE);
-            delay(250);    
+        int reading = digitalRead(PinSW);
+
+        if (reading != lastButtonState) {
+            lastDebounceTime = millis();
         }
+
+        if ((millis() - lastDebounceTime) > debounceDelay) {
+            if (reading != buttonState) {
+            buttonState = reading;
+
+            if (!(digitalRead(PinSW))) {
+                    bleKeyboard.write(KEY_MEDIA_MUTE);
+                    delay(250);    
+                }
+            }
+        }
+
+        lastButtonState = reading;
         
         aState = digitalRead(outputA); // Reads the "current" state of the outputA
         if (aState != aLastState){