Pi Zero + MPU-9250: empty i2cdetect is a 3.3V problem, not a Python library
I keep seeing Pi Zero + MPU-9250 threads where SDA/SCL look right and i2cdetect is empty — or the GPIO dies after a 5V VCC. Pi GPIO is 3.3V tolerant…
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Building a 24/7 Home Security NVR Using Frugal Hardware and a Raspberry Pi 3 Bridge
Building a 24/7 Home NVR Using Frugal Hardware and a Raspberry Pi 3 Bridge How to transform a 10-year-old Dell laptop and a 7-year-old Raspberry Pi…
From Pixels to Prescriptions: Building a Smart Pill Reminder with YOLOv8 and Raspberry Pi
Taking the right medication at the right time is more than just a routine—it's a critical part of healthcare. However, for the elderly or those with…
How I'm Building an AI Agent Business on a $80 Raspberry Pi
Most people think you need a $30,000 GPU rig to run AI. I'm running a full autonomous AI agent on a $80 Raspberry Pi 5 — and it's doing real work: w…
Self-Hosting AI Models on a Raspberry Pi 5: A Complete Guide to Free, Private, Local AI Inference
I've been running an AI agent on a Raspberry Pi 5 for the past three months. It writes code, browses the web, manages my email, and even deployed a…
Raspberry Pi 5 Price History: How Far Have Prices Come?
Raspberry Pi 5 Price History: How Far Have Prices Come? The Raspberry Pi 5 has been on the market for a while now, and if you’ve been watching the p…
Raspberry Pi 5 vs Radxa Rock 5B: Speed vs Value in 2026
Raspberry Pi 5 vs Radxa Rock 5B: Speed vs Value in 2026 When you’re building a home server, an edge AI rig, or a desktop replacement on the cheap, t…
Orange Pi 5 Max vs Rock 5B+: The 32GB SBC Battle in 2026
Orange Pi 5 Max vs Rock 5B+: The 32GB SBC Battle in 2026 If you’ve been shopping for a high-performance single-board computer in 2026, you’ve likely…
Editing an ext4 Partition Directly from macOS (No Linux VM Required)
I lost the private key for a Raspberry Pi and needed to add a new public key to /root/.ssh/authorized_keys . The Pi's SD card was plugged into a Mac…
Best SBCs Under $100: Real Price Data for 2026
I run ChipRadar, a real-time price tracker for single-board computers. We monitor 55+ boards across 5+ vendors and update prices every 6 hours. Here…
My side account posts to X every day and I never touch it — here's the setup
For the last few months, one of my side-project social accounts has posted to X and note every morning and every night. I have never pressed the pos…
ESP32 Bowling Scoring System Beats a $120K Proprietary Quote
A site reliability engineer bought an abandoned eight-lane bowling center in a small Midwestern town for $105,000. The roof leaked, the electrical s…
My Book 'Java Programming for Raspberry Pi' is Now Available as Softcover and Hardcover on Amazon
"Java Programming for Raspberry Pi: A Hands-On Guide to Electronics and IoT Projects" is now available as a softcover and hardcover paper book throu…
Raspberry Pi Cyberdeck Turns a Teensy Into a Pocket Music Studio
Got a spare weekend and a Raspberry Pi gathering dust? Maker chrisicksix's cyberdeck is the kind of build you start on a Saturday morning and end up…
I Stopped Paying Google and Built My Own Cloud
How I replaced Google Photos, Google Drive, and Google Home with a self-hosted Raspberry Pi 5 setup - and what the full technical stack looks like.…
Understanding ADCs and Using the ADS1115 with Raspberry Pi
Understanding ADCs and Using the ADS1115 with Raspberry Pi Learn how analog signals become digital data, and how to connect the ADS1115 ADC to a Ras…
Python Projects for Raspberry Pi: PIO, Sensors, and ML on Pico
What do you build once you've mastered the blinking LED? That's the wall most Raspberry Pi learners hit a few weeks in. You can wire a button, light…
Build a Cloud-Connected Weather Station with Arduino UNO R4 WiFi
Learn how to build a real IoT weather station using the Arduino UNO R4 WiFi and BME280 sensor, sending live temperature, humidity, and pressure data…
DIY Smart Lock: Custom Buzzer Integration with Raspberry Pi Pico 2W, Keypad & LCD
Hey devs! 👋 I just put together a security project utilizing the new Raspberry Pi Pico 2W to construct an electronic passcode door lock system. If y…
Breathing Life into the Pi: Deploying Gemma 4 2B on a Raspberry Pi 5
Hi Everyone, I’m back with a brand new project, and this one has been a long time coming. For a while now, I’ve had this persistent urge to build my…
Run Gemma-4 E2B-it with llama.cpp on Raspberry Pi4
Tested Gemma-4 E2B-it on Raspberry Pi 4. the way to convert Gemma-4 E2B-it to gguf Quantizing Gemma 4 on Mac with llama.cpp 0xkoji 0xkoji 0xkoji Fol…
The Homelab Rabbit Hole
As an IT/Linux enthusiast I've watched plenty of videos about homelabs. I’ve seen what people do at home and have always been trying to find a good…
Chat With Your Raspberry Pi — Control GPIO, Read Sensors, and Manage Services via Telegram Using Garudust
Your Raspberry Pi is sitting at home doing something useful — logging sensor data, driving a relay, running a home assistant script. You're out. You…
Your Own Wireless Android Auto Adapter with Raspberry Pi
Most modern cars support Android Auto, but many still require a USB cable. If you’ve ever wished for a wireless connection, you don’t need to buy an…
Your Own Wireless Android Auto Adapter with Raspberry Pi
Most modern cars support Android Auto, but many still require a USB cable. If you’ve ever wished for a wireless connection, you don’t need to buy an…
Your Own Wireless Android Auto Adapter with Raspberry Pi
Most modern cars support Android Auto, but many still require a USB cable. If you’ve ever wished for a wireless connection, you don’t need to buy an…
How to Change Wi-Fi Details on a Headless Raspberry Pi When You Don’t Know the Current Network
If you’ve ever worked with a headless Raspberry Pi, you’ve probably faced this problem: The Raspberry Pi was previously connected to a Wi-Fi network…
OneDialect — Unified Assistive Communication System (UACS)
A production-grade embedded system enabling communication across speech, text, Morse, and haptic signals within a single unified pipeline. Project L…