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 46 of 75
ESP32-CAM Troubleshooting Guide: Most Common Problems Fixed
This guide is a compilation with the most common errors when using the ESP32-CAM and how to fix them. The ESP32-CAM can be a bit tricky to s...
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ESP32 with LoRa using Arduino IDE – Getting Started
Learn LoRa basics and how it can be used with the ESP32 for IoT projects using the Arduino IDE. You'll also create a LoRa Sender and LoRa Re...
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ESP32 with Multiple DS18B20 Temperature Sensors
This guide reads temperature from multiple DS18B20 temperature sensors with ESP32 using Arduino IDE. We’ll wire the sensors on the same data...
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ESP32 HTTPS Requests (Arduino IDE)
Learn how to make HTTPS requests with the ESP32. We'll cover HTTPS fundamental concepts and present examples (with and without certificates)...
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ESP32 HTTP GET and HTTP POST with Arduino IDE (JSON, URL Encoded, Text)
Learn how to make HTTP GET and HTTP POST Requests with the ESP32 board with Arduino IDE. How to get values, post JSON data objects, URL enco...
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MicroPython – Getting Started with MQTT on ESP32/ESP8266
Learn how to use MQTT to exchange data between two ESP32/ESP8266 boards using MicroPython firmware - includes code explanation. We'll use Mo...
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ESP32: Guide for DS3231 Real Time Clock Module (RTC) — Getting Time and Setting Alarms
Interface the ESP32 with DS3231 Real Time Clock (RTC) Module to do timekeeping, set alarms, output square waves with different frequencies,...
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ESP32 SPI Communication: Set Pins, Multiple SPI Bus Interfaces, and Peripherals (Arduino IDE)
Learn about SPI communication protocol with the ESP32 using Arduino IDE. We’ll take a look at the ESP32 SPI pins, how to connect SPI devices...
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ESP32 I2C Communication: Set Pins, Multiple Bus Interfaces and Peripherals (Arduino IDE)
The ESP32 has two I2C physical bus interfaces that can serve as I2C master or slave. Learn how I2C communication protocol works with ESP32 b...
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ESP32 Relay Module – Control AC Appliances (Web Server)
Learn how to use Relay Module with ESP32 to control AC household appliances using Arduino IDE. You'll also build a web server to control you...
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ESP32 LoRa Sensor Monitoring with Web Server (Long Range Communication)
Build a sensor monitoring system with ESP32 TTGO LoRa32 SX1276 board that sends temperature, humidity and pressure readings via LoRa to a Lo...
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ESP-NOW with ESP32: Send Data to Multiple Boards (one-to-many)
Learn how to use ESP-NOW communication to send data from one ESP32 to multiple ESP32 or ESP8266 boards (one-to-many configuration) programme...
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ESP-NOW with ESP32: Receive Data from Multiple Boards (many-to-one)
Learn how to setup an ESP32 board to receive data from multiple ESP32 boards via ESP-NOW communication protocol (many-to-one configuration)...
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Getting Started with ESP-NOW (ESP32 with Arduino IDE)
Learn how ESP-NOW work to exchange data between ESP32 boards using Arduino IDE. ESP-NOW is a connectionless communication protocol developed...
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ESP-NOW Two-Way Communication Between ESP32 Boards
Learn how to establish a two-way communication between two ESP32 boards using ESP-NOW Protocol. As an example, two ESP32 boards will exchang...
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ESP32 with Stepper Motor (28BYJ-48 and ULN2003 Motor Driver)
Learn how to control a stepper motor with the ESP32. We'll use the 28BYJ-48 unipolar stepper motor with the ULN2003 motor driver. The ESP32...
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ESP32 Servo Motor Web Server with Arduino IDE
In this tutorial we’re going to show you how to build a web server with the ESP32 that controls the shaft’s position of a servo motor using...
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ESP32 PWM with Arduino IDE (Analog Output)
Learn how to generate PWM signals with the ESP32 using Arduino IDE. Build a simple circuit that dims an LED using the LED PWM controller of...
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ESP32 OTA (Over-the-Air) Updates – AsyncElegantOTA using Arduino IDE
Do over-the-air (OTA) updates to your ESP32 boards using the AsyncElegantOTA library. Create a web server that allows you to upload new firm...
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ESP32 Save Data Permanently using Preferences Library
Save data permanently on the ESP32 flash memory using Preferences.h library. The data held in the flash memory persists across resets or pow...
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ESP32: Guide for MicroSD Card Module using Arduino IDE
Use a microSD card with the ESP32: you'll learn how to read and write files to the microSD card. To interface a microSD card with an ESP32 b...
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ESP32: Upload Files to LittleFS using Arduino IDE
Upload files to the ESP32 Filesystem (LittleFS) by using a plugin for Arduino IDE (1.8.X). The plugin lets you use three different filesyste...
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ESP32 External Wake Up from Deep Sleep
This article shows how to put the ESP32 in deep sleep mode and wake it with an external wake up like a button press. We'll cover how to use...
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ESP32 Timer Wake Up from Deep Sleep
This tutorial shows how to put the ESP32 in deep sleep mode and wake it up with a timer after a predetermined amount of time. The ESP32 will...
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