@thorpej
3 boards publicly available on BoardRepo.
Public boards
teensylogicanalyzer
Simple logic analyzer for 8-bit CPUs based on Jeff Tranter's 8-bit CPU logic analyzer
pcbbom
nabu-keyboard-usb
Adapter to connect to a NABU PC keyboard via USB
schematicpcbbomRP2040switchresistorcapacitor
pg09-system
6809 Playground - main system
schematicpcbbomswitchcrystalresistorcapacitor