Archive
Posts tagged 2026
- Displaying Photographs on a Six-Colour E-Paper Screen
Comparing dithering, ordered screening, and AM and FM raster techniques on a 600×400 Waveshare Spectra 6 display driven by a Raspberry Pi 4B.
- Building a PoE E-Paper Temperature and Humidity Monitor
Combining an isolated ESP32 PoE board, an SHT40 temperature and humidity sensor, an e-paper display, and a custom 3D-printed enclosure.
- Building a Resilient, Local-First Sensor Network
How a local-first sensor network keeps collecting through internet outages, synchronizes every minute, processes history centrally, and publishes safely through Cloudflare.
- Indoor Temperature and Humidity Sensors
Building compact wired and wireless sensors for monitoring indoor temperature and humidity.