Tech & Platforms
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ESP32 Bluetooth Low Energy (BLE): A Beginner’s Guide to GATT, Advertising & Your First Connection
Have you worked with the ESP32’s Wi-Fi features before? Then Bluetooth Low Energy (BLE) might feel like a different world.…
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ESP32 OLED Display: Show Live Time and Weather on Your Desk
This project turns a tiny OLED screen into a sleek mini desk gadget that always displays the current time and…
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ESP32 Door/Window Alarm with Wi-Fi Phone Notifications
A magnetic reed switch serves as one of the simplest sensors you can integrate with an ESP32. Consequently, it opens…
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ESP32 Weather Station: Live Temperature & Humidity with a DHT22 Sensor
After learning how to control an LED through an ESP32 web server, reading sensor data and displaying it online serves…
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How to Build a Simple ESP32 Web Server to Control an LED
One of the very first projects every ESP32 beginner should build demonstrates the chip’s biggest advantage over an Arduino Uno:…
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Every Hardware Protocol Explained: UART, SPI, I2C, CAN, and Beyond
In embedded systems and Internet of Things (IoT) engineering, selecting the right hardware communication protocol dictates system performance, signal integrity,…
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Getting Started with ESP32: Architecture, Pinout, and Practical IoT Applications
The ESP32 has become the undisputed backbone of modern Internet of Things (IoT) projects and embedded system developments. Designed and…
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From Prototype to Mass Production: Why Your Hardware Product Fails at Scale
Understand why hardware that works perfectly as a prototype often fails in mass production, and learn the Design for Manufacturing…
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Why Does My IoT Device’s Battery Drain So Fast? Low Power Design Guide
Introduction One of the most common complaints in battery-powered IoT projects is: “The design said two years, but the battery…
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Sensor Noise vs Algorithm Error: How to Calibrate IoT Sensors Correctly
Learn how to distinguish between hardware sensor noise and software filtering errors, plus practical calibration techniques for reliable IoT sensor…
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