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.
How to Program ESP8266 for DHT22 using MicroPython
For a beginner who is interested in programming Wi-Fi enabled microcontrollers like the ESP8266, understanding the ESP-IDF...
Build Your Own Capacitive Touch Sensor to Control Home Appliance using ESP32
In many cases, touch sensors are used instead of push buttons. The advantage is that we don't have to provide force to press a...
BLE based Proximity Control using ESP32 – Detect Presence of BLE Devices
Proximity sensors can be described as one of a kind switches that detect a nearby object with the help of light,...
IoT Based Heart Rate Monitor using MAX30100 Pulse Oximeter and ESP32
Pulse oximetry is a widely used medical measurement instrument and it is a non-invasive and painless test that measures oxygen...
Smart Water Quality Monitoring System Using IoT
Agriculture is the backbone of our country and it is very important to know the parameter of soil and water for efficient...
Design your own ESP Modules for Battery Powered IoT Applications
The ESP Controllers from Espressif are becoming a widely popular choice for IoT based designs. There are many kinds of ESP...
Interfacing SX1278 LoRa Module with ESP32
LoRa is a wireless Radio frequency technology introduced by a company called Semtech intended to be used to transmit bi-...
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...