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Introduction
Getting Started
Quickstart
Developer Mode
Device Activation Methods
Template Quick Setup
Control Devices (GPIOs and beyond)
Send Data From Hardware To Blynk
Events
Notifications (Alerts)
Manage Notifications
OTA: Firmware Over-The-Air updates
Metadata Tutorial
Sign Up / Sign In
Platform overview
Blynk Products and Services
Products
Services
General Concepts
Device
Device Template
Users
Organizations
Multi-tenancy
Downloads
Blynk Mobile Apps
Blynk.Edgent
Blynk.Console
Overview
Search Data
Devices
Locations
Organizations
Users
Device Templates
Widgets (Console)
Blynk.Air
Settings
User Profile
Limits
Blynk.Apps
Overview
Mobile Dashboard Editor
Pages
Widgets (app)
Main Menu
Devices
Groups
Automations
Notifications
Blynk.Edgent
Firmware API
Installation
Supported Boards
Main Operations
Blynk Protocol
BLYNK.CLOUD (HTTPS API)
HTTPs REST API
Get Datastream Value
Get Multiple Datastream Values
Update Datastream Value
Update Multiple Datastreams Simultaneously
Upload a Set of Timestamped Data
Update Widget/Datastream Property
Send/Log An Event
Get Device History Data
Get Device Metadata Value
Is Device Connected
HTTPS API Troubleshooting
Security
Troubleshooting
General Issues
Developer Mode
Changes from Blynk 0.1
Glossary
Links
Commercial Use
Deploying Products With Dynamic AuthTokens
Deploying Products With Static Tokens
Supported topologies
Business Plan (White Label Solution)
Legacy Platform Help Articles
Legacy articles
What is Virtual Pins
Keep your void loop() clean
How to control anything with Blynk app
Install ESP8266 core for Arduino IDE
NodeMCU
ESP8266 standalone
Particle Electron
ESP8266 with AT firmware
Bluetooth (2.0 SPP, 4.0 LE)
USB Serial
Raspberry Pi and Blynk
BBC micro:bit + Arduino IDE
Blynk and Raspberry Pi: Tips & Tricks
How to install Node.js library on Linux
Node.js vs. C++ library
Implementing a Blynk client (library)
Export Project made with Blynk into a standalone app
Updating the apps made with Blynk
App and board logs. How to send application and board logs correctly
Blynk Android permissions explained
How to find code for my hardware?
How to install Blynk Library for Arduino IDE
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Install ESP8266 core for Arduino IDE
​
  1. 1.
    Install latest Arduino IDE.
  2. 2.
    Download and install Blynk library (follow instructions of the latest release package).
Then, open the Arduino IDE, then select in the menu: File -> Preferences (Arduino -> Preferences for Mac).
Click on Additional Boards Manager URLs button and add this link:
1
http://arduino.esp8266.com/stable/package_esp8266com_index.json
Copied!
In the Arduino IDE open: Tools -> Board -> Boards Manager . Search for esp8266 , and install it:

Troubleshooting

In case you see Error downloading http://downloads.arduino.cc/packages/package_index.json like this:
You need to find folder Arduino15 or .Arduino15 and remove all files inside with package word in name.
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