Piconet request protocol
I expand on the different types of request in the Piconet protocol, which the Nimbus Museum describes as it appears…
piconet (2)
Piconet is a serial expansion bus for peripherals on 80186-based Nimbus machines.
Piconet registers 00-1Fh
This article may be updated if/when I fill in gaps from the ROM disassembly- it's not yet a complete description…