Guides
26 posts
Guides
Getting Started with ESP32: A Complete Beginner's Guide
Learn how to set up your ESP32 dev board, install the Arduino IDE, connect to WiFi, and build your first IoT project step by step.
14 min read
Guides
Building a Long-Range IoT Network with LoRa and ESP32
Learn how to build a kilometre-range IoT network using LoRa modules and ESP32, perfect for farm monitoring, weather stations, and remote sensing.
17 min read
Guides
Controlling Servo Motors with Arduino: From Basics to Precision
Master servo motor control with Arduino — from basic sweeps to smooth multi-servo coordination for robotics and automation projects.
15 min read
Guides
How to Use the UT890D+ Multimeter Like a Pro
A practical guide to mastering your UT890D+ multimeter — from basic voltage checks to advanced debugging of electronics projects.
16 min read
Guides
DC-DC Buck Converters Explained: Powering Your Projects Efficiently
Understand how buck converters work and learn to efficiently power your microcontroller projects from batteries and higher-voltage sources.
17 min read
Guides
Relay Modules Demystified: Switching High Voltage Safely
Everything you need to know about relay modules — how they work, how to wire them safely, and how to control high-voltage appliances with Arduino and ESP32.
18 min read
Guides
ESP32 Deep Sleep: Maximizing Battery Life for IoT Projects
Learn how to use ESP32 deep sleep modes to build battery-powered IoT devices that last months on a single charge.
19 min read
Guides
Getting Started with Arduino: The Ultimate Beginner's Guide
Everything you need to know to start building with Arduino — from installing the IDE to writing your first programs and reading sensors.
16 min read
Guides
Understanding I2C Communication: A Practical Guide for Makers
Master the I2C protocol — learn how to connect multiple sensors, displays, and modules to your Arduino or ESP32 using just two wires.
16 min read
Guides
Understanding MOSFETs: The Key to Motor and Load Control
Learn how MOSFETs work and how to use them to control motors, LED strips, pumps, and other high-current loads from your Arduino or ESP32.
19 min read
Guides
ESP32 Bluetooth: Building a BLE Remote Control
Build a Bluetooth Low Energy remote control with ESP32 — control LEDs and read sensors from your phone using BLE and Web Bluetooth.
19 min read
Guides
Getting Started with MQTT for IoT Projects
Learn MQTT from scratch — set up a broker, connect your ESP32, and build a real-time IoT messaging system for sensor data and device control.
16 min read
Guides
ESP32 OTA Updates: Updating Firmware Over WiFi
Learn three methods to update ESP32 firmware over WiFi — never disconnect a deployed device to flash new code again.
17 min read
Guides
Introduction to LoRaWAN and The Things Network in India
Get started with LoRaWAN in India — learn how to connect ESP32 devices to The Things Network using the IN865 frequency plan for free, long-range IoT connectivity.
19 min read
Guides
Stepper Motors Explained: Complete Guide with A4988 Driver
Learn how stepper motors work, wire them with the A4988 driver, and control precise positioning from Arduino or ESP32 with acceleration support.
16 min read
Guides
FreeRTOS on ESP32: A Beginner's Guide to Multitasking
Learn how to run multiple tasks simultaneously on ESP32 using FreeRTOS — read sensors, serve web pages, and control outputs all at once.
17 min read
Guides
OLED Display Tutorial: SSD1306 with Arduino and ESP32
Master the SSD1306 OLED display — from Hello World to sensor dashboards, menus, animations, and custom graphics with Arduino and ESP32.
17 min read
Guides
ESP32 WiFi Manager: No More Hardcoded Credentials
Build a professional WiFi setup experience for your ESP32 projects — let users configure WiFi credentials through a captive portal, no code changes needed.
15 min read
Guides
WS2812B Addressable LED Strips: The Complete Guide
Everything you need to know about WS2812B addressable LED strips — wiring, power, coding stunning animations, and building LED projects with Arduino and ESP32.
18 min read
Guides
3D Printing Enclosures for Your Electronics Projects
Design and 3D print professional enclosures for your ESP32, Arduino, and sensor projects — from basic boxes to weatherproof outdoor housings.
18 min read
Guides
Color TFT Displays with ESP32: ST7789 and ILI9341 Guide
Add vibrant color displays to your ESP32 projects — learn to drive ST7789 and ILI9341 TFT screens with graphics, charts, images, and touch input.
20 min read
Guides
ESP32 WebSocket: Building Real-Time Web Interfaces
Build blazing-fast real-time web dashboards for your ESP32 — live sensor data, instant controls, and bidirectional communication using WebSockets.
19 min read
Guides
ESP32 Mesh Networking: Connect Dozens of Devices Without a Router
Build self-healing mesh networks with ESP32 — connect dozens of sensor nodes across large areas without WiFi infrastructure using ESP-MESH and ESP-NOW.
18 min read
Guides
IoT Security for Makers: Protecting Your ESP32 Projects
Secure your ESP32 IoT projects from common attacks — learn HTTPS, TLS, authentication, secure boot, and credential management for connected devices.
19 min read
Guides
ESP32 Data Logging: SD Card, SPIFFS, and Cloud Options
Build reliable data logging systems with ESP32 — store sensor data on SD cards, internal flash, or stream to the cloud with timestamped CSV files.
17 min read
Guides
ESP32 Telegram Bot: Send Alerts and Control Devices from Your Phone
Build a Telegram bot on ESP32 to send instant alerts, receive commands, and control your IoT devices from anywhere using your phone.
21 min read