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2025-03-06 11:15:32 +01:00
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--- a/libraries/Blynk/examples/More/Sync/SyncPhysicalButton/SyncPhysicalButton.ino
+++ b/libraries/Blynk/examples/More/Sync/SyncPhysicalButton/SyncPhysicalButton.ino
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+/*************************************************************
+  Blynk is a platform with iOS and Android apps to control
+  ESP32, Arduino, Raspberry Pi and the likes over the Internet.
+  You can easily build mobile and web interfaces for any
+  projects by simply dragging and dropping widgets.
+
+    Downloads, docs, tutorials: https://www.blynk.io
+    Sketch generator:           https://examples.blynk.cc
+    Blynk community:            https://community.blynk.cc
+    Follow us:                  https://www.fb.com/blynkapp
+                                https://twitter.com/blynk_app
+
+  Blynk library is licensed under MIT license
+  This example code is in public domain.
+
+ *************************************************************
+
+  This example shows how to synchronize Button widget
+  and physical button state.
+
+  App dashboard setup:
+    Button widget attached to V2 (Switch mode)
+ *************************************************************/
+
+/* Comment this out to disable prints and save space */
+#define BLYNK_PRINT Serial
+
+/* Fill in information from Blynk Device Info here */
+//#define BLYNK_TEMPLATE_ID           "TMPxxxxxx"
+//#define BLYNK_TEMPLATE_NAME         "Device"
+//#define BLYNK_AUTH_TOKEN            "YourAuthToken"
+
+
+#include <SPI.h>
+#include <Ethernet.h>
+#include <BlynkSimpleEthernet.h>
+
+// Set your LED and physical button pins here
+const int ledPin = 13;
+const int btnPin = 12;
+
+BlynkTimer timer;
+void checkPhysicalButton();
+
+int ledState = LOW;
+int btnState = HIGH;
+
+// Every time we connect to the cloud...
+BLYNK_CONNECTED() {
+  // Request the latest state from the server
+  Blynk.syncVirtual(V2);
+
+  // Alternatively, you could override server state using:
+  //Blynk.virtualWrite(V2, ledState);
+}
+
+// When App button is pushed - switch the state
+BLYNK_WRITE(V2) {
+  ledState = param.asInt();
+  digitalWrite(ledPin, ledState);
+}
+
+void checkPhysicalButton()
+{
+  if (digitalRead(btnPin) == LOW) {
+    // btnState is used to avoid sequential toggles
+    if (btnState != LOW) {
+
+      // Toggle LED state
+      ledState = !ledState;
+      digitalWrite(ledPin, ledState);
+
+      // Update Button Widget
+      Blynk.virtualWrite(V2, ledState);
+    }
+    btnState = LOW;
+  } else {
+    btnState = HIGH;
+  }
+}
+
+void setup()
+{
+  // Debug console
+  Serial.begin(9600);
+
+  Blynk.begin(BLYNK_AUTH_TOKEN);
+
+  pinMode(ledPin, OUTPUT);
+  pinMode(btnPin, INPUT_PULLUP);
+  digitalWrite(ledPin, ledState);
+
+  // Setup a function to be called every 100 ms
+  timer.setInterval(100L, checkPhysicalButton);
+}
+
+void loop()
+{
+  Blynk.run();
+  timer.run();
+}
+