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Practical guides and focused explanations for embedded systems, Linux, device drivers, and firmware—made for engineers who like to understand how things work.
Latest articles
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ESP32 with MQ135: Complete Beginner-Friendly Guide for Air Quality Monitoring
Learn ESP32 with MQ135 gas sensor troubleshooting, calibration, and MQTT integration. Beginner-friendly guide for stable readings and IoT projects. If you’ve ever thought about measuring indoor air quality…
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ESP32 with DHT22: Master Complete Beginner Guide (Code, Wiring, Projects)
Learn how to use ESP32 with DHT22 for accurate temperature and humidity monitoring. Get wiring, code, troubleshooting tips, and beginner-friendly guidance. If you want to measure temperature and…
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ESP32 and DHT11: Master Beginner-Friendly Guide to Building Your First Temperature and Humidity Monitoring System
ESP32 and DHT11 guide for beginners. Learn wiring, code, setup, MQTT, Blynk, Bluetooth, Arduino Cloud, and build your own IoT temperature and humidity monitor. If you’re getting into…
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ESP32 BLE App Control : Master Beginner Friendly Guide to Building Your First Bluetooth Project
Control your ESP32 using BLE with simple mobile apps. A beginner-friendly guide to ESP32 BLE app control, Bluetooth examples, iPhone support, and real projects. If you’ve ever wanted…
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ESP32 Send Data Over BLE : Master Complete Beginner-Friendly Guide
Learn how to make your ESP32 send data over BLE with easy examples, client and server code, notifications, pairing, and beginner-friendly guidance. If you’ve ever wanted your ESP32…
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ESP32 Send Data Over BLE : Master Complete Beginner-Friendly Guide (2026)
Learn ESP32 Send Data Over BLE with easy examples, data types, notifications, long data, and phone communication in this beginner-friendly guide. If you’ve ever wanted your ESP32 to…
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ESP32 BLE Notifications: Master Complete Beginner Friendly Guide
Build an ESP32 BLE server easily with this beginner-friendly guide. Learn setup, examples, troubleshooting, and pro tips to create fast, stable BLE communication. When you first start with…
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ESP32 BLE Server: Master Ultimate Complete Guide with 10 Expert Examples
Learn ESP32 BLE Server step by step: send/receive data, handle multiple clients, and build powerful IoT projects with beginner-friendly examples. It all started one evening when I was…
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ESP32 Blynk Tutorials: Master Complete Beginner-Friendly Guide to Building Your First IoT Projects
Learn ESP32 Blynk with sensors like DHT22, MQ2, MAX30102, and PZEM-004T. A complete beginner-friendly guide for building smart IoT dashboards with the Blynk app. If you’ve just started…
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ESP32 Bluetooth: 7 Amazing Uses, Examples & Beginner-Friendly Tutorial
Learn what ESP32 Bluetooth is, how it works, and get beginner-friendly examples, SPP mode guide, and step-by-step ESP32 Bluetooth tutorial . What Is ESP32 Bluetooth? So, you’ve heard…