Blynk Protocol

Introduction

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Protocol

See Blynk main operations.

Virtual Pins

Virtual Pins is designed to send any data from your microcontroller to the Blynk App and back.

See Virtual Pins, Digital & Analog pins control.

  • Virtual Pin data types
    • All Virtual Pin values are always sent as Strings and there are no practical limits on the data that can be sent.
    • To interpret incoming data as Integers, Floats, Doubles and Strings use.

    See Virtual Pin data types.

  • Widget properties
    • Four widget properties are supported - color, label, min, max for all widgets.
    • Widget specific properties.

    See Change Widget properties.

Send data from app to hardware

See Send data from app to hardware.

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Get data from hardware

See Get data from hardware.

Perform requests by Widget

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Pushing data from hardware

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