There is a table in the Praxisbuch, p.12f that I've translated:

https://dl.dropboxusercontent.com/u/55419307/Siemens%20PC-D/PCD%20Translated%202.pdf

Are you looking for the addresses marked as HW in that table?


NCR DMV- DEC Rainbow- Siemens PCD- ITT 3030-Oly People- Acorn A5000- Olivetti M20