Connect for a few seconds - Arduino UNO USB

[Gunner]

You are doing to much in your void loop(), including a delay() (which stops ALL processing for that timeframe) and all that will interrupt Blynk causing the disconnections.

Look through this and other Help Documents to see how to use timers, etc.

http://help.blynk.cc/getting-started-library-auth-token-code-examples/blynk-basics/how-to-display-any-sensor-data-in-blynk-app

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C++ Blynk (Legacy) - Code Examples for Basic Tasks

#12 - Timers simplified… perhaps… Some have a difficult time understanding timers… and since this is a fundamental building block of Blynk… I buried this reference in the middle of this entire topic Well anyhow… This is a “real world” timer example where i am using two timers to alternately turn ON and OFF an LED… yes, there are many ways to do this, but this example is all about timers. The first timer will run it’s assigned function 500ms (1/2 second) after boo…