+4917656729516 info@iot4beginners.com
Using NodeMCU ESP8266 with Arduino IDE

Using NodeMCU ESP8266 with Arduino IDE

The NodeMCU_ESP8266 can be used in various development platforms like the ESPlorer, LuaIDE, Arduino IDE etc. In this tutorial you will learn how to use it with the Arduino IDE. First of all, you need to download the Arduino software. Click here to download it. You can...
ESP8266 Quiz 3

ESP8266 Quiz 3

Welcome to your NodeMCU_ESP8266 Quiz_3 Name Email ID 1.  What is the error in this given line of code?if(val=true){digitalWrite(4,HIGH)} No error digitalRead should be used == should be used in place of = 4 should be replaced None 2.  Which among the...
Introduction to NodeMCU ESP8266

Introduction to NodeMCU ESP8266

The ESP8266 is, the name of a microcontroller designed by Espressif Systems. It is a self-contained WiFi networking solution offering as a bridge from the existing microcontroller to WiFi and is also capable of running self-contained applications. For less than $3, it...
ESP8266 Quiz 2

ESP8266 Quiz 2

Welcome to your NodeMCU_ESP8266 Quiz_2 Name Email ID 1.  What is the operating voltage range of the ESP8266? 3 - 3.6 V 3.6 - 5 V 4.8 - 6 V 5 - 12 V None 2.  What is the component highlighted in this image? USB to UART Bridge ESP12-E 3.3V LDO voltage...
ESP8266 Quiz 1

ESP8266 Quiz 1

Welcome to your ESP8266 - Basic Level Name Email ID 1.  What is ESP8266? A Wifi based Microntroller Relay module Pressure sensor Bluetooth module None 2.  What among them is an application of NodeMCU? Creates a Library for Lua Script Tells the time Home...