The UABit Blog
Practical guides on IoT development, firmware engineering, connected device security, and AI at the edge.
Social Media for IoT Startups: How to Build an Audience Around Your Connected Device
A practical guide for IoT hardware founders and teams on using social media to grow a community, drive adoption, and market connected devices — without burning out.
MQTT Deep Dive: Topics, QoS Levels, Retained Messages, and Best Practices
A comprehensive technical guide to MQTT—covering topic design, QoS 0/1/2, retained messages, Last Will, persistent sessions, and production best practices.
Implementing Secure Boot for IoT Devices: A Step-by-Step Guide
Step-by-step guide to implementing secure boot on IoT microcontrollers — key generation, bootloader signing, flash layout, anti-rollback, and hardware lockdown.
Getting Started with FreeRTOS for IoT: Tasks, Queues, and Semaphores Explained
A practical introduction to FreeRTOS for IoT firmware — covering task creation, scheduling, queues for inter-task communication, semaphores, and mutexes with real IoT examples.
IoT for Smart Cities: Infrastructure, Traffic, Utilities, and Urban Intelligence
How IoT enables smart city infrastructure — intelligent traffic management, smart utilities, environmental monitoring, public safety, and the technology platforms powering urban IoT.
Real-Time Data Processing for IoT: Stream vs Batch Processing Explained
Understand the difference between stream and batch processing for IoT data. Learn when to use Apache Kafka, MQTT, Flink, and Lambda architectures in practice.
IoT Standards and Consortia: Matter, Thread, OCF, and Who's Setting the Rules
Navigate the complex IoT standards landscape — Matter, Thread, OCF, oneM2M, W3C WoT, and more — and understand who's shaping the future of connected devices.
Computer Vision on the Edge: Running Image Classification on ESP32 and Cortex-M Devices
How to run image classification and object detection on ESP32-S3 and Cortex-M7 microcontrollers — model selection, camera integration, optimization, and deployment.
IoT PCB Design Tips: Antenna Placement, Power Planes, and RF Layout
Practical PCB design tips specifically for wireless IoT devices — antenna keepout zones, RF trace impedance, power plane design, decoupling, and common layout mistakes to avoid.
IoT in Agriculture: Smart Farming, Precision Agriculture, and Connected Fields
How IoT is transforming agriculture — precision irrigation, soil monitoring, drone integration, livestock tracking, and the technology stack behind smart farming systems.
IoT Data Privacy: GDPR, CCPA, and What Your Device Must Comply With
IoT data privacy compliance guide — what GDPR and CCPA require from connected devices, data minimization, consent management, and technical implementation controls.
IoT Gateway vs Edge Device: What's the Difference and When to Use Each
Understand the technical differences between IoT gateways and edge devices, their respective roles in IoT architectures, and guidance on when to use each approach.
IoT Cloud Platforms Overview: AWS IoT, Azure IoT, Google Cloud, and Particle Compared
Compare AWS IoT Core, Azure IoT Hub, Google Cloud IoT, and Particle for device management, data ingestion, security, and total cost of ownership.
Getting Started with Edge Impulse: Build Your First TinyML Model for IoT
Step-by-step tutorial for building, training, and deploying a TinyML model with Edge Impulse — from data collection to running inference on real hardware.
10 Common IoT Development Challenges (And How to Overcome Them)
Discover the 10 most common IoT development challenges — from power consumption and connectivity to security and OTA updates — with practical solutions for each.
How Data Flows in an IoT System: From Sensor to Dashboard
Trace the complete journey of IoT data — from physical measurement through firmware, wireless protocols, cloud ingestion, processing, and visualization on a dashboard.
IoT in Healthcare: Connected Medical Devices, Remote Monitoring, and What's Next
How IoT is transforming healthcare — connected medical devices, remote patient monitoring, wearable health sensors, regulatory requirements, and the future of connected care.
Predictive Maintenance with AIoT: How AI on Connected Devices Prevents Equipment Failure
Learn how AIoT enables predictive maintenance — from vibration analysis on Cortex-M MCUs to anomaly detection models and real ROI in industrial environments.
Managing IoT Data at Scale: Ingestion, Storage, and Processing for Large Device Fleets
How to architect IoT data pipelines for large device fleets—covering ingestion, time-series storage with InfluxDB, stream processing with Kafka, and data lifecycle.
How to Secure Your Connected Device: From Boot to Cloud
End-to-end IoT security guide covering secure boot, firmware signing, TLS communications, certificate management, cloud security controls, and security testing.
Edge vs Cloud Computing in IoT: Which Does Your Device Need?
Compare edge and cloud computing for IoT: understand latency, bandwidth, privacy, cost, and reliability trade-offs to make the right architecture decision.
The Complete IoT Prototyping Guide: From Breadboard to PCB
A comprehensive guide to IoT prototyping stages — from initial breadboard experiments through schematic design, PCB layout, EVT/DVT/PVT, and manufacturing readiness.
TinyML Explained: Running Machine Learning on Microcontrollers
A thorough introduction to TinyML — what it is, how it works on microcontrollers, which frameworks to use, and how to build your first on-device ML model.
Industrial IoT (IIoT): How Industry 4.0 is Transforming Manufacturing
A comprehensive guide to Industrial IoT — IIoT architecture, protocols (OPC-UA, MQTT, Modbus), edge computing, digital twins, and real-world Industry 4.0 implementations.
IoT Protocols Guide: MQTT, Zigbee, LoRaWAN, BLE, and More Compared
A comprehensive comparison of the most important IoT protocols — MQTT, Zigbee, LoRaWAN, BLE, Thread, Z-Wave, and more — to help you choose the right one.
Firmware Development Basics: Everything You Need to Know Before Writing Your First Line
A practical introduction to firmware development for IoT — covering C for MCUs, memory management, RTOS basics, peripheral drivers, and the mindset shift from application software.
10 Real-World Use Cases for AI in IoT Devices
Discover 10 proven AIoT use cases — from predictive maintenance to smart agriculture — with technical depth on how AI runs directly on connected devices.
IoT Connectivity Options Compared: Wi-Fi, BLE, LoRaWAN, LTE-M, and Zigbee
A deep technical comparison of the top IoT wireless protocols—Wi-Fi, BLE, LoRaWAN, LTE-M, and Zigbee—covering range, power, cost, and use-case fit.
Common IoT Vulnerabilities: The OWASP IoT Top 10 Explained
A developer's guide to the OWASP IoT Top 10 vulnerabilities — what they are, how attackers exploit them, and how to remediate each one in your device and backend.
IoT Architecture Explained: The 4-Layer Model Every Developer Should Know
Understand the 4-layer IoT architecture model — perception, network, processing, and application — and how each layer shapes your system design decisions.
Choosing Hardware for Your IoT Project: MCU, SoC, and Module Selection Guide
Learn how to choose the right IoT hardware — comparing ESP32, nRF52, STM32, and others across connectivity, power, cost, and ecosystem factors for your specific use case.
Running AI Models on Edge Devices: A Practical Guide to On-Device Inference
A hands-on guide to deploying trained AI models on edge microcontrollers — covering quantization, frameworks, memory constraints, and benchmarking.
Smart Home IoT: How Connected Home Devices Work and How to Build Them
A complete guide to smart home IoT — device categories, protocols (Matter, Zigbee, Z-Wave, BLE), hub architectures, cloud integration, and building your own smart home product.
How IoT Devices Work: Sensors, Processors, and Connectivity Explained
Dive deep into the hardware layers of IoT devices — MCUs, sensors, radios, firmware, and power systems — and understand how they all work together.
IoT Security Best Practices: A Developer's Complete Checklist
A practical IoT security checklist for developers — covering device identity, secure boot, encrypted communications, OTA updates, and cloud-side security controls.
How to Build an IoT Device: A Step-by-Step Development Guide
A complete step-by-step guide to building an IoT device — from concept and hardware selection through firmware, cloud integration, PCB design, and production readiness.
What Is AIoT? How Artificial Intelligence and IoT Are Converging
Explore how AI and IoT are merging into AIoT, why this convergence matters for product teams, and where the technology is headed in 2026 and beyond.
What Is IoT? A Complete Beginner's Guide to the Internet of Things
Learn what the Internet of Things really means, how it works, its history, and why it's transforming industries and daily life in 2026 and beyond.