Upgrading the Stairwell Foot-lighting Project

The Timed LED Lighting Control project has been driving the LEDs in our stairwell since 2017. The system is based on two modules. A custom built LED driver, which has been running faultlessly, and a Raspberry Pi + Django based user interface. This year the user interface module died. In this post, I describe the … Continue reading Upgrading the Stairwell Foot-lighting Project

Avoiding Mechanical Parts from Disappearing in KiCad

When creating a PCB layout in KiCad, I often have need to add a mechanical part to the PCB layout. The easy way is to add these parts directly from within PCB New. The problem is that when updating the board from the schematic, it is possible that these extra footprints will be removed. In … Continue reading Avoiding Mechanical Parts from Disappearing in KiCad