NodeMCU Projects
This section covers electronics projects based on NodeMCU ESP8266 board. The NodeMCU is basically an open source firmware, and also commonly used term for the popular ESP8266 Development Board, which is a low cost, development board designed for IoT applications.
Programming ESP32 Over-the-air (OTA) using Arduino IDE
OTA (Over the Air) Programming is a feature of any WiFi-enabled microcontroller like ESP32 and ESP8266 that allows these...
Voice Controlled Home Automation using Google Assistant – Control Multiple loads in Online, Manual, and Timer Mode
With the advancement in virtual assistants like Google Assistant and Alexa, Home automation and Voice controlled applications...
Interfacing ESP32 with 74HC595 for 7 Segment Display
All microcontrollers have specific numbers of IO pins but in some applications, like in a 7-Segment Display, we will need more...
ESP32 Active Mode and Deep Sleep Mode Power Consumption
ESP32 is one of the most popular Wi-Fi based microcontroller modules and it is a popular choice in many Portable IoT...
Voice Controlled FM Radio using Arduino and Google Assistant
Nowadays, most of us like to listen to music, with our smartphones. But a few years back, this was not the case, at that point...
MPU6050 Gyro Sensor Interfacing with ESP32 Board
The MPU6050 sensor module consists of an accelerometer and gyro on a single chip. It contains analog-16 bits in the digital...
ESP32 PWM Tutorial: Controlling the Brightness of LED
Pulse Width Modulation (PWM) is a technique that varies the width of a pulse while keeping the wave frequency constant. The PWM...
IoT based Smart Jar using NodeMCU ESP8266 and Ultrasonic Sensor
Previously we built a smart container using weight as a measurement parameter to send alerts. Now in this IoT smart jar, we...
NodeMCU Data Logger to save Temperature and Pressure on Thinger.io Cloud Platform
We previously used NodeMCU to log temperature data in the Google sheet. Now here we are going to send data to Thinger.io IoT...
Automatic Hand Sanitizer Dispenser with COVID19 Live Updates
Corona Virus (Covid19) is wreaking havoc in the world. Almost every country is suffering from the Corona Virus. WHO has already...