B.Tech & M.Tech Projects
Browse all real-time engineering projects from Ajvika Labs, Kakinada — ECE, CSE, AI/ML, IoT, VLSI, Embedded and MATLAB projects with working kits, source code, documentation and IEEE paper support.
1796 projects · page 44 of 75
Guide for TCA9548A I2C Multiplexer: ESP32, ESP8266, Arduino
Learn how to expand the I2C bus ports (ESP32, ESP8266 NodeMCU, Arduino) using TCA9458A 1-to-8 I2C Multiplexer. It controls multiple I2C devi...
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ESP32 with HC-SR04 Ultrasonic Sensor with Arduino IDE
Learn how to use HC-SR04 Ultrasonic Sensor with the ESP32 board using the Arduino core. The ultrasonic sensor uses sonar to determine the di...
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ESP32 Data Logging Temperature to MicroSD Card
This project shows how to log data with timestamps to a microSD card using the ESP32. We'll log temperature readings from the DS18B20 sensor...
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ESP32 with DC Motor and L298N Motor Driver – Control Speed and Direction
Learn how to control the direction and speed of a DC motor using an ESP32 and the L298N Motor Driver. Learn how the L298N motor driver works...
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ESP32 Data Logging to Firebase Realtime Database
Learn how to log data with the ESP32 to the Firebase Realtime Database with timestamps (data logging) so that you have a record of your data...
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ESP32/ESP8266: Firebase Web App to Display Sensor Readings (with Authentication)
Create a Firebase Web App to display sensor readings saved on the Firebase Realtime Database. The sensor readings web page is protected with...
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ESP32/ESP8266 Firebase: Send BME280 Sensor Readings to the Realtime Database
Send BME280 sensor readings to the Firebase Realtime Database using the ESP32 or ESP8266 NodeMCU boards. The ESP board will authenticate as...
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ESP32/ESP8266: Firebase Authentication (Email and Password)
In this guide, you'll learn how to authenticate to Firebase using your ESP32 or ESP8266 board with an email and password, and get the user U...
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ESP32 with Firebase – Creating a Web App
This guide will teach you how to create a simple Firebase Web App to control and monitor your ESP32 board. The Web App you'll create can be...
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ESP32: ESP-NOW Web Server Sensor Dashboard (ESP-NOW + Wi-Fi)
Host an ESP32 web server and use ESP-NOW protocol simultaneously. Several ESP32 boards send sensor readings via ESP-NOW to one ESP32 receive...
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Connect ESP32 to Cloud MQTT Broker (TTGO T-Call ESP32 SIM800L)
How to connect the TTGO T-Call ESP32 SIM800L board to the Internet using a SIM card data plan and publish data to the cloud MQTT broker with...
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Run Your Cloud MQTT Mosquitto Broker (access from anywhere using Digital Ocean)
Install Mosquitto Broker for MQTT communication on a Linux Ubuntu VM using Digital Ocean. Connect ESP32/ESP8266 boards from anywhere using d...
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Access Node-RED Dashboard from Anywhere using Digital Ocean
Install Node-RED software on a Linux Ubuntu Virtual Machine using Digital Ocean. Running Node-RED in the cloud allows you to access your Nod...
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ESP32 Publish Data to Cloud without Wi-Fi (TTGO T-Call ESP32 SIM800L)
Connect the ESP32 with SIM800L TTGO T-Call board to the Internet using a SIM card data plan and publish data to the cloud without using Wi-F...
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ESP32/ESP8266 Send Email Notification using PHP Script
Build an ESP32 or ESP8266 client that makes an HTTP POST request to a PHP script to send an Email Notification with sensor readings. Set a t...
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ESP32/ESP8266 Insert Data into MySQL Database using PHP and Arduino IDE
In this project you’ll build an ESP32 or ESP8266 client that makes an HTTP POST request to a PHP script to insert data (sensor readings) int...
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Visualize Your Sensor Readings from Anywhere in the World (ESP32/ESP8266 + MySQL + PHP)
Create a web page that displays sensor readings in a chart that you can access from anywhere in the world. You’ll insert ESP32 or ESP8266 se...
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Control ESP32 and ESP8266 GPIOs from Anywhere in the World
Learn how to control your ESP32 or ESP8266 GPIOs from anywhere in the world. This can be very useful to control a relay, a thermostat, or an...
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DIY Cloud Weather Station with ESP32/ESP8266 (MySQL Database and PHP)
Build a Cloud Weather Station dashboard to visualize your ESP32 or ESP8266 sensor readings from anywhere in the world. You'll see your data...
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ESP32 Web Server: Display Sensor Readings in Gauges
Build a web server with the ESP32 to display sensor readings in gauges. As an example, we'll display temperature and humidity from a BME280...
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ESP32 Web Server: Control Stepper Motor (WebSocket)
Learn how to create a web server with websockets using ESP32 that displays a web page to control a stepper motor. The web page allows you to...
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ESP32 Web Server: Control Stepper Motor (HTML Form)
Learn how to create a web server with the ESP32 to control a stepper motor remotely. The web server displays a web page with an HTML form th...
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ESP32 Web Server Hosting Files from MicroSD Card
ESP32 Web Server: host files from a microSD card using an SPI microSD card module. Learn how to serve your HTML, CSS, JavaScript files, imag...
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ESP32 Web Server with MPU-6050 Accelerometer and Gyroscope (3D object representation)
In this project we'll build a web server with the ESP32 to display readings from the MPU-6050 accelerometer and gyroscope sensor. We'll also...
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