first commit

libraries/Blynk/examples/Widgets/LED/LED_Blink/LED_Blink.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.
+
+ *************************************************************
+
+  Blynk using a LED widget on your phone!
+
+  Datastream setup:
+    Virtual Pin V3, type: Integer, min: 0, max: 255
+
+  App/Web dashboard setup:
+    LED widget on V3
+ *************************************************************/
+
+/* 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>
+
+WidgetLED led1(V3);
+
+BlynkTimer timer;
+
+// V3 LED Widget is blinking
+void blinkLedWidget()
+{
+  if (led1.getValue()) {
+    led1.off();
+    Serial.println("LED on V3: off");
+  } else {
+    led1.on();
+    Serial.println("LED on V3: on");
+  }
+}
+
+void setup()
+{
+  // Debug console
+  Serial.begin(9600);
+
+  Blynk.begin(BLYNK_AUTH_TOKEN);
+
+  timer.setInterval(1000L, blinkLedWidget);
+}
+
+void loop()
+{
+  Blynk.run();
+  timer.run();
+}
+

libraries/Blynk/examples/Widgets/LED/LED_Color/LED_Color.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.
+
+ *************************************************************
+
+  Blynk using a LED widget on your phone!
+
+  Datastream setup:
+    Virtual Pin V3, type: Integer, min: 0, max: 255
+
+  App/Web dashboard setup:
+    LED widget on V3
+ *************************************************************/
+
+/* 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>
+
+WidgetLED led1(V3);
+
+BlynkTimer timer;
+bool ledStatus = false;
+
+#define BLYNK_GREEN     "#23C48E"
+#define BLYNK_BLUE      "#04C0F8"
+#define BLYNK_YELLOW    "#ED9D00"
+#define BLYNK_RED       "#D3435C"
+#define BLYNK_DARK_BLUE "#5F7CD8"
+
+BLYNK_CONNECTED() {
+  // Turn LED on, so colors are visible
+  led1.on();
+}
+
+// V3 LED Widget is blinking
+void blinkLedWidget()
+{
+  if (ledStatus) {
+    led1.setColor(BLYNK_RED);
+    Serial.println("LED on V3: red");
+    ledStatus = false;
+  } else {
+    led1.setColor(BLYNK_GREEN);
+    Serial.println("LED on V3: green");
+    ledStatus = true;
+  }
+}
+
+void setup()
+{
+  // Debug console
+  Serial.begin(9600);
+
+  Blynk.begin(BLYNK_AUTH_TOKEN);
+
+  // Setup periodic color change
+  timer.setInterval(1000L, blinkLedWidget);
+}
+
+void loop()
+{
+  Blynk.run();
+  timer.run();
+}
+

libraries/Blynk/examples/Widgets/LED/LED_Fade/LED_Fade.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.
+
+ *************************************************************
+
+  Fade using a LED widget on your phone!
+
+  Datastream setup:
+    Virtual Pin V3, type: Integer, min: 0, max: 255
+
+  App/Web dashboard setup:
+    LED widget on V3
+ *************************************************************/
+
+/* 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>
+
+WidgetLED led1(V3);
+
+BlynkTimer timer;
+
+// V3 LED Widget is fading
+void fadeLedWidget()
+{
+  static int value = 0;
+  static int delta = 30;
+  value += delta;
+  if (value > 255 || value < 0) {
+    delta = -delta;
+  } else {
+    Serial.print("LED on V3: ");
+    Serial.println(value);
+    led1.setValue(value);
+  }
+}
+
+void setup()
+{
+  // Debug console
+  Serial.begin(9600);
+
+  Blynk.begin(BLYNK_AUTH_TOKEN);
+
+  timer.setInterval(300L, fadeLedWidget);
+}
+
+void loop()
+{
+  Blynk.run();
+  timer.run();
+}
+

libraries/Blynk/examples/Widgets/LED/LED_StatusOfButton/LED_StatusOfButton.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.
+
+ *************************************************************
+
+  Blynk using a LED widget on your phone!
+
+  Datastream setup:
+    Virtual Pin V3, type: Integer, min: 0, max: 255
+
+  App/Web dashboard setup:
+    LED widget on V3
+ *************************************************************/
+
+/* 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>
+
+// Select your pin with physical button
+const int btnPin = 4;
+
+WidgetLED led1(V3);
+
+BlynkTimer timer;
+
+// V3 LED Widget represents the physical button state
+boolean btnState = false;
+void buttonLedWidget()
+{
+  // Read button
+  boolean isPressed = (digitalRead(btnPin) == LOW);
+
+  // If state has changed...
+  if (isPressed != btnState) {
+    if (isPressed) {
+      led1.on();
+    } else {
+      led1.off();
+    }
+    btnState = isPressed;
+  }
+}
+
+void setup()
+{
+  // Debug console
+  Serial.begin(9600);
+
+  Blynk.begin(BLYNK_AUTH_TOKEN);
+
+  // Setup physical button pin (active low)
+  pinMode(btnPin, INPUT_PULLUP);
+
+  timer.setInterval(500L, buttonLedWidget);
+}
+
+void loop()
+{
+  Blynk.run();
+  timer.run();
+}
+