evac| Quantity | Component name | |
| 1 | × | Adafruit Feather 32u4 Basic Proto |
| 1 | × | Adafruit Non-Latching Mini Relay FeatherWing |
| 1 | × | PIR Sensor |
Motion Sensor Audio Trigger
To ensure that the music in a gallery installation isn't annoying to staff, I am building a motion-triggered "MIDI Footpedal".