Articles by Tag #esp32
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Smart Water Pump Controller using ESP32 and Firebase (IoT Project)
Ever left your water pump running and came back to a mini swimming pool on your terrace? I have....
Controlling ESP32-C3 Super Mini Onboard LEDs
I bought some ESP32 C3 Super Mini boards that have an RGB LED, and information for the onboard LEDs...
remu.ii: Building the Ghost Before the Body
I wrote an operating system for a machine that doesn’t exist yet. Not a metaphor. Not a dream. A real...
Building a Real-Time Face Recognition System with ESP32-CAM (in a Weekend)
A fully local face recognition system using a $10 ESP32-CAM, MJPEG streaming, and Python—no cloud, no training, no subscriptions.
Resonator_Entropy: Listening to the Noise Beneath the ESP32
Every chip hums a secret song. The ESP32 doesn’t just crunch code and throw WiFi at your router....
Live Streaming to Amazon IVS on an ESP32 Microcontroller with Embedded Sensor Metadata
Until recently, quality live streaming from embedded devices like an ESP32 was severely limited....
Going beyond full stack with Rust
Most of us know that Rust can target almost anything - from microcontrollers to desktop apps,...
🌐 Control Your LED from a Web Server Using ESP32 Introduction
Introduction Welcome back, makers! 👋 So far, we’ve learned how to blink an LED, connect an...
The $4 Sensor That Caught What a $60,000 System Missed
The Mystery of Store 47 "Our energy bills are climbing, but everything checks out." That...
ESPB: WASM-like bytecode interpreter for ESP32 with seamless FreeRTOS integration.
Hi. I want to present a project born from a long search for a way to dynamically load code onto a...
Building a Battery-Powered Pomodoro Timer with Deep Sleep
The Pomodoro Technique is simple but effective: 25 minutes of pure focus, followed by a 5-minute...
ESP-Now master-slave in Micropython
This article describes how to build a master-slave network of ESP32 devices using Micropython and...
OpenMQTT Gateway: Messages and Commands
With the introduction of OpenMQTT to my IOT@Home stack, the availability of long-range sensors...
How I Built a Wireless Weather Station with an E-Paper Display
A few weeks ago, I got my hands on a 5.79″ e-paper display powered by an ESP32. It looked like a...
Channel-hopping on the ESP32-C3 with ESP-Now
This is the second article in a series about using ESP-Now in Micropython to implement an ESP32-based...
Building a DIY ESP32 AI Voice Assistant with Xiaozhi MCP
Commercial voice assistants like Alexa and Google Assistant are impressive, but they often come with...
Let’s Build a Low-Cost WiFi-Controlled Drone – An Engineer’s Walk-Through
In this post, we’ll dissect the engineering behind a DIY quadcopter project built around the ESP32...
Building the Brain Behind Your ESP32: A Deep Dive into Xiaozhi-ESP32-Server
Building Smarter IoT Systems with xiaozhi-esp32-server The world of IoT has always been...
How to Send ESP32 Sensor Data to Miniviz for Real-time Visualization(Miniviz #1)
What is Miniviz? Miniviz is a BI platform developed for individuals to accelerate IoT PoC...
💡 Controlling an External LED with ESP32 and Arduino IDE
Introduction Welcome back, makers! 👋 In the previous post we successfully uploaded our...
Build a Telegram Bot with ESP32-CAM for Remote Image & Video Capture
Introduction In this post, I’ll walk you through how to build a wireless image/video...
Off-Grid Mesh Messaging with ESP32-S3 & LoRa
Project Overview What Problem Does It Solve? Traditional communication devices rely on...
🚦 Adaptive IoT Traffic Lights: Building a Smarter Traffic System with ESP32
An ESP32-powered IoT traffic controller dynamically adjusts signals based on real-time vehicle counts...
Practical GPS Tracker with XIAO ESP32-S3 & Geofencing
Build a Smart GPS Tracker with Seeed XIAO ESP32-S3 GPS trackers are incredibly useful for...
ESP32 AI Voice Assistant with MCP — DIY Smart Assistant
Build a custom AI-powered voice assistant using ESP32-S3, the Xiaozhi framework, and the Model...
DIY Holding Tank Sensors Part 1: Or "Mommy, the AI made me code in C"
All code up at: https://github.com/leifdroms/tank-level-public Microcontroller code in the /esp32...
Getting Started with AtomVM: Setup with Prebuilt Firmware (ESP32-S3, September 2025)
I previously tried using AtomVM, a lightweight virtual machine that lets you run Elixir (and Erlang)...
Getting Started with IoT: Your First Steps with Arduino IDE and ESP32
Introduction 👋 Hello, world! I’m starting this blog to share my journey into the Internet...
🚀 Uploading Your Code with Arduino IDE
Introduction Welcome back to our IoT journey! 👋 In the previous post , we installed the...
Building a Multi-Protocol IoT Gateway with OpenMQTTGateway and ESP32
Learn how to turn an ESP32 into a multi-protocol MQTT gateway that bridges BLE, RF, and IR devices...