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examples/01_virtual_write.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+"""
+
+import BlynkLib
+import time
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH)
+
+tmr_start_time = time.time()
+while True:
+    blynk.run()
+
+    t = time.time()
+    if t - tmr_start_time > 1:
+        print("1 sec elapsed, sending data to the server...")
+        blynk.virtual_write(0, "time:" + str(t))
+        tmr_start_time += 1

examples/02_on_virtual_change.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+
+This example shows how to perform custom actions
+using data from the widget.
+
+In your Blynk App project:
+  Add a Slider widget,
+  bind it to Virtual Pin V3.
+  Run the App (green triangle in the upper right corner)
+
+It will automagically call v3_write_handler.
+In the handler, you can use args[0] to get current slider value.
+"""
+
+import BlynkLib
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# Initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH)
+
+# Register virtual pin handler
+@blynk.on("V3")
+def v3_write_handler(value):
+    print('Current slider value: {}'.format(value[0]))
+
+while True:
+    blynk.run()

examples/03_sync_virtual.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+"""
+
+import BlynkLib
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH)
+
+@blynk.on("V*")
+def blynk_handle_vpins(pin, value):
+    print("V{} value: {}".format(pin, value))
+
+@blynk.on("connected")
+def blynk_connected():
+    # You can also use blynk.sync_virtual(pin)
+    # to sync a specific virtual pin
+    print("Updating V1,V2,V3 values from the server...")
+    blynk.sync_virtual(1,2,3)
+
+while True:
+    blynk.run()

examples/04_timer.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+
+This example shows how to run functions after certain intervals
+
+It will automagically call hello_word once after 2 seconds, and print_me
+every 5 seconds
+
+You should only need one BlynkTimer instance for a project,
+as you can add multiple functions to it
+"""
+
+import BlynkLib
+from BlynkTimer import BlynkTimer
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# Initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH)
+
+# Create BlynkTimer Instance
+timer = BlynkTimer()
+
+
+# Will only run once after 2 seconds
+def hello_world():
+    print("Hello World!")
+
+
+# Will Print Every 5 Seconds
+def print_me():
+    print("Thanks!")
+
+
+# Add Timers
+timer.set_timeout(2, hello_world)
+timer.set_interval(5, print_me)
+
+
+while True:
+    blynk.run()
+    timer.run()

examples/05_utc_and_timezone.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+
+This example shows how to get UTC time and Timezone info
+"""
+
+import BlynkLib
+import time
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# Initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH)
+
+@blynk.on("connected")
+def blynk_connected(ping):
+    print('Blynk ready. Ping:', ping, 'ms')
+    blynk.send_internal("utc", "time")
+    blynk.send_internal("utc", "tz_name")
+
+@blynk.on("disconnected")
+def blynk_disconnected():
+    print('Blynk disconnected')
+
+@blynk.on("internal:utc")
+def on_utc(value):
+    if value[0] == "time":
+        ts = int(value[1])//1000
+        # on embedded systems, you may need to subtract time difference between 1970 and 2000
+        #ts -= 946684800
+        tm = time.gmtime(ts)
+        print("UTC time: ", time.asctime(tm))
+    elif value[0] == "tz_name":
+        print("Timezone: ", value[1])
+
+while True:
+    blynk.run()

examples/06_widget_terminal.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+
+This example shows how to add a custom terminal widget.
+
+In your Blynk App project:
+  Add a Terminal widget, bind it to Virtual Pin V3.
+  Run the App (green triangle in the upper right corner).
+"""
+
+import BlynkLib
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH)
+
+@blynk.on("V3")
+def v3_write_handler(value):
+    # execute the command echo it back
+    blynk.virtual_write(3, 'Command: ' + value + '\n')
+    blynk.virtual_write(3, 'Result: ')
+    try:
+        blynk.virtual_write(3, str(eval(value)))
+    except:
+        try:
+            exec(value)
+        except Exception as e:
+            blynk.virtual_write(3, 'Exception:\n  ' + repr(e))
+    finally:
+        blynk.virtual_write(3, '\n')
+
+while True:
+    blynk.run()

examples/07_other_functions.py

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+"""
+Blynk is a platform with iOS and Android apps to control
+Arduino, Raspberry Pi and the likes over the Internet.
+You can easily build graphic interfaces for all your
+projects by simply dragging and dropping widgets.
+
+  Downloads, docs, tutorials: http://www.blynk.cc
+  Sketch generator:           http://examples.blynk.cc
+  Blynk community:            http://community.blynk.cc
+  Social networks:            http://www.fb.com/blynkapp
+                              http://twitter.com/blynk_app
+
+This example shows how to use advanced functions of Blynk library:
+- insecure connection
+- debug logging
+- custom server
+- changing heartbeat
+- connected/disconnected events
+- generic virtual pin events
+"""
+
+from __future__ import print_function
+import BlynkLib
+
+BLYNK_AUTH = 'YourAuthToken'
+
+# Initialize Blynk
+blynk = BlynkLib.Blynk(BLYNK_AUTH,
+                       insecure=True,          # disable SSL/TLS
+                       server='blynk.cloud',   # set server address
+                       port=80,                # set server port
+                       heartbeat=30,           # set heartbeat to 30 secs
+                       log=print               # use print function for debug logging
+                       )
+
+@blynk.on("connected")
+def blynk_connected(ping):
+    print('Blynk ready. Ping:', ping, 'ms')
+
+@blynk.on("disconnected")
+def blynk_disconnected():
+    print('Blynk disconnected')
+
+@blynk.on("V*")
+def blynk_handle_vpins(pin, value):
+    print("V{} value: {}".format(pin, value))
+
+while True:
+    blynk.run()