NodeMCU

Using Wi-Fi Manager on NodeMCU to Scan and Connect to Wi-Fi Networks

IoT based devices are getting increasingly popular among us, it is estimated that there will be around 1.5 billion devices...

IoT based Smart Parking System using ESP8266 NodeMCU

With growing popularity of Smart Cities, there is always a demand for smart solutions for every domain. The IoT has enabled the...

IoT based Smart Irrigation System using Soil Moisture Sensor and ESP8266 NodeMCU

Most of the farmers use large portions of farming land and it becomes very difficult to reach and track each corner of large...

Log Temperature Sensor Data to Google Sheet using NodeMCU ESP8266

There are many IoT clouds available to store and monitor the data from various sensors. With increasing popularity of IoT, more...

Internet Clock: Display Date and Time on OLED using ESP8266 NodeMCU with NTP

RTC or Real Time Clock is the most commonly used module in Electronics and embedded devices to keep track of time. But the...

Interfacing OLED Display with NodeMCU ESP8266: Displaying Bitmap image on OLED

In this tutorial we will interface OLED Display with NodeMCU ESP8266. NodeMCU is an open source IoT platform that includes...

Programming NodeMCU ESP8266 Over-the-Air (OTA) using Arduino IDE

What is OTA Programming?

OTA Programming (Over the Air) is a process which allows devices to upgrade their firmware or software...

Bluetooth Module Interfacing with ESP8266: Controlling an LED

Now a days, the Bluetooth has become integral part of digital devices and it comes inbuilt in most of the devices such as...

Installing and Testing Mosquitto MQTT Broker on Raspberry Pi for IoT Communication

MQTT is a protocol used to send and receive messages over internet. We previously used this protocol in Iot Electricity meter...

Sending Temperature and Humidity sensor data to Firebase Real-Time Database using NodeMCU ESP8266

Microcontrollers have small internal memory which is not enough to save sensors generated data for long time, either you have...