Raspberry Pi External Status Lights
Wiring up "online" and cpu activity lights via GPIO.
Instrumenting Utilities Usage
How I monitor water and electricity usage for my house, using a raspberry pi, an rtl-sdr, and prometheus+grafana.
My Raspberry Pi Setup Checklist
My checklist for Americanizing and configuring a new raspberry pi.
Linux Framebuffer Graphics
Using the linux framebuffer for raw graphics without a window system.