Three years of a hot tub lying to Home Assistant — and the 200 lines that finally shut it up
Three years ago I retrofitted a Balboa BWA Wi-Fi Module (part 50350) to my hot tub — a £270 aftermarket board that turns any BP-controlled Balboa sp…
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Как построить беспроводную связь RS-485 через LoRa
На объекте уже проложена шина RS-485, устройства работают по Modbus RTU, но из-за сложности или высокой стоимости прокладки кабеля требуется заменит…
Reachy PizzAIolo: When a Restaurant Sign Starts a Conversation
Reachy PizzAIolo: When a Restaurant Sign Starts a Conversation Building an AI-powered conversational restaurant ordering experience with Reachy Mini…
Android SDK for Robot Battery, Power, and Charging Management
Android SDK for Robot Battery, Power, and Charging Management In autonomous mobile robotics (AMR) and industrial automation, power lifecycle managem…
ESP32: Intro
ESP32 + Python: From Microcontroller to IoT Artical 01: ESP32 We've discussed about ESP32 in our previous artical on introduction. In this artical,…
ESP32 + Python: From Microcontroller to IoT
ESP32 + Python: From Microcontroller to IoT Artcal 0: Introduction When it comes to transferring data from one place to another, things can sometime…
I Built a Mesh Network That Works When the Internet Doesn't
What happens when the power grid fails? When cellular towers collapse? When the internet simply disappears? You get silence. Isolation. No way to ca…
Tracking Heart Health with Wearable IoT Sensors
Tracking heart health with wearable IoT sensors has moved from a niche research exercise to something a consumer smartwatch does before breakfast. A…
Hacking My Nabaztag: Reading MSN Messages Out Loud With a Talking Rabbit (2008)
Archival repost — originally published on my old blog on December 12, 2008. Lightly cleaned up for dev.to; most of the tech mentioned here (Nabaztag…
Why Your IoT Alerts Get Ignored and How to Fix It
It is 2 a.m. The on-call engineer's phone buzzes. They glance at it, recognize the same alert they have seen forty times this week, and swipe it awa…
Совместное применение 802.1x и NAC. Как контролировать неуправляемые устройства в корпоративной сети
Я Станислав Калабин, инженер-архитектор компании Axel PRO. Если постараться найти открытую информацию про 802.1x на популярных видеохостингах, презе…
How to Do IoT Test Automation: A 7-Step Process
IoT testing involves more than checking whether a device works. Connected products depend on hardware, firmware, networks, cloud services, and appli…
Можно ли заDDoSить Луну?! Размышляем о технологических вызовах хакерам будущего
Привет, Хабр! Сегодня мы постараемся вас удивить необычной темой. Для начала давайте попробуем на секунду представить, что у нас как у вида реально…
How to Build a Scalable IoT Architecture for Telecom Tower Monitoring
Telecom towers are distributed infrastructure environments containing much more than radio equipment. A typical site may include grid connections, d…
How to Use the SH-C30L USB-to-CAN Adapter with Arduino UNO and MCP2515
Controller Area Network (CAN) is one of those technologies that quietly powers a huge number of embedded systems. It is commonly found in cars, EVs,…
SPI, I2C, UART: How To Trigger On What Matters Instead Of Drowning In Noise
If you have ever opened Saleae Logic or PulseView and stared at 40 seconds of SPI at 8MHz, you know the feeling. It is all noise until you know what…
AIoT and the Physical World: Turning Connected Data Into Industrial Intelligence
IoT systems can tell you what is happening in the physical world. AI can help you understand patterns in the data those systems produce. Put them to…
The microSD Card Is the Weakest Part of a 24/7 Phone Camera (Silent Write Failure, Wear Cycles, and the Only Honest Test)
A phone recording 24/7 is not really a camera problem. It is a sustained-write problem wearing a camera costume. Two earlier posts in this series de…
Best IoT Platforms in 2026: Blynk, Virtuino, ThingsBoard, Arduino Cloud & More Compared
An independent, hands-on comparison of the IoT dashboard and device-management platforms makers and small businesses actually choose between in 2026…
Как я дал старому планшету глаза и получил панель для Home Assistant
Давно хотелось поставить где-то на видном месте планшет-панель для Home Assistant — сценарии, термостат, камеры, всё в одном месте, без необходимост…
Why RAG on legal text keeps hallucinating dates - and what actually fixed it
A couple of weeks ago I dropped the CRA text (the EU's cybersecurity regulation for IoT devices) into ChatGPT and asked when the main requirements a…
Why We Built an Ontology Engine Instead of Another Rules System
Why We Built an Ontology Engine Instead of Another Rules System Every IoT platform has a rules engine. We built something different: a 252-entity OW…
Remote Diagnostics for Low-Power IoT Devices: Stop Treating Them Like Servers
The hardest failures in low-power IoT are often not total silence. They show up as partial signals: battery voltage drifting down, RSSI getting wors…
PoE Lighting: Why LED Drivers Are Becoming IT Devices When Ethernet Cables Replace Power Wires
A Real-World Scenario: Why Office Buildings Are Lighting Up with Network Cables In August 2026, a new Grade-A office tower in Shenzhen faced a count…
Can you run a GNN without anyone seeing the data? Journal of our experiments on privacy-preserving GNN inference on microcontrollers
I have been keenly interested in how to make Graph Neural Networks (GNN) run securely on resource-constrained devices. The question driving this wor…
Can you steal a robot's next move by watching its clock? Journal of our experiments on timing side channels in multi agent RL
I have been keenly interested in the intersection of multi-agent reinforcement learning (MARL) and hardware security. When you deploy a trained RL p…
Беспроводной уровнемер на страже паводка
У паводка есть неудобная для оперативных служб особенность: вода не сверяется с расписанием наблюдений. Между вечерним и утренним замерами она может…
ESP32 HTTP Client Without the Headache: Consuming REST APIs with Zero Memory Allocation
Consuming REST APIs on ESP32 Without Heap Crashes: Meet ESP32-HTTP-Client If you have ever developed IoT projects on the ESP32 that interact with RE…
🧹 From Urban Gardens to Clean Streets: Building a Decentralized Robot Ecosystem with MyZubster and Monero"
What started as a vision for mapping urban gardens has evolved into something much bigger. Over the past weeks, we've built a complete decentralized…
Building LOKA: From ESP32 Firmware to a Live Map That Tracks Animals in Real Time
A few months ago I set out to solve a very physical problem with software: how do you know where your animals are, right now? Herders and small farm…