first commit

libraries/Blynk/examples/More/FormatString/FormatString.ino

@@ -0,0 +1,68 @@
+/*************************************************************
+  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.
+
+ *************************************************************
+
+  You can construct and display any strings on a Value Display.
+
+  App dashboard setup:
+    Value Display widget attached to V5
+ *************************************************************/
+
+/* 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>
+
+BlynkTimer timer;
+
+// This function sends Arduino's up time every second to Virtual Pin (5)
+void sendTemperature()
+{
+  // Generate random temperature value 10.0 to 30.0 (for example)
+  float t = float(random(100, 300)) / 10;
+
+  // Format: 1 decimal place, add ℃
+  String str = String(t, 1) + "℃";
+
+  // Send it to the server
+  Blynk.virtualWrite(V5, str);
+}
+
+void setup()
+{
+  // Debug console
+  Serial.begin(9600);
+
+  Blynk.begin(BLYNK_AUTH_TOKEN);
+
+  // Setup a function to be called every second
+  timer.setInterval(1000L, sendTemperature);
+}
+
+void loop()
+{
+  Blynk.run();
+  timer.run();
+}
+