HOW TO DISPLAY ANALOG VALUES IN BLYNK APP

In this tutorial, I am going to show you how to read analog values from different kind of sensors and how to show that values in blynk application.

Things needed

1.esp8266

2.variable resistor

3.LDR

CONNECTIONS

connect 1st pin of the variable resistor to ground

connect middle pin to A0

Connect 3rd pin of variable resistor

to Vcc (3V)

Blynk app setup

download and install blynk from play store

Open the app and click on the plus icon

Then select gauge button

Then click on gauge button

Please watch the full video to know how to set up

Setup up code

Open arduino ide

Now go to file==>preferences==>

Paste this board URL

http://arduino.esp8266.com/stable/package_esp8266com_index.json

Now open arduino sketch

Select board as nodemcu 1.0 12e

and upload

download sketch

Download libraries

simpletimer

esp8266wifimaster

blynk

Thanks for reading