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hackaday.com
| | blog.cavelab.dev
4.5 parsecs away

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| | In November last year - I started building a DIY security alarm system, using a Raspberry Pi as the controller. My plan was to make a self-sustained system, using proper alarm hardware - like PIR sensors and sirens. Integration with Home Assistant would be an add-on, not a requirement. I wanted the system to be as redundant and fault-tolerant as I could make it. This is a pretty long story, with some twists and turns - let's get into it ??
| | www.markwilson.co.uk
4.2 parsecs away

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| | Part 2 of a series about my experiences with Zigbee-based smart lighting. This post looks at using Innr and IKEA Trådfri smart bulbs with my Philips Hue bridge
| | buzzert.net
4.3 parsecs away

Travel
| | [AI summary] The author details the process of building a DIY smart doorbell to avoid privacy issues associated with commercial smart doorbells like Ring, using a Raspberry Pi Zero, MQTT protocol, and local network infrastructure for full control and data privacy.
| | blog.wokwi.com
25.8 parsecs away

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| Capture The Flag by finding your way into the internals of the ATtiny85 chip and turn the LED on - the story behind the hardware, and how to make your own.