Jos, I am curious why you are developing a new PDP-11 simulator? There are a few other existing simulators or emulators. Thanks Tom
On Fri, 18 Apr 2025, 1:31 am Jos Fries via cctalk, <[email protected]> wrote: > Milo Velimirović wrote: > > Check the PDP-11 Architecture Handbook (1983-84) Appendix A — Assignment > of Addresses and > > Vectors, for DEC’s preferred addresses for devices. The default address > for an RK11 is > > 777400 with an interrupt vector of 220. You can put it anywhere you want > that doesn’t > > conflict with another device, but the benefit of using the DEC default > is that things like > > bootstrap code and pre-built s/w images will find and use it at the > default address. > > > > —Milo > > Yes, i do realize that. The reason I was asking this is because I want to > code the RK11-D device in my PDP-11 simulator ( > https://github.com/friesga/sim-11) as faithfully as possible, including > the device configuration. > > Jos >
