On 2013-05-17 17:40, Johnny Billquist wrote: On 2013-05-17 17:34, Bob Armstrong wrote: John Wilson wrote: They DMA a small program into memory Ah, I was wondering about that, because there aren't any separate boot ROMs on the DEUNA. I bet the "small program" is just part of the T11 code. Um, no. The "small program" is a program expected to be executed by the host. And on re-reading I see that I misunderstood the comment. Yes, the program to DMA into the host is located along with all the other code on the controller (a T11 for the DEUNA, and a 68K for the DELUA). Johnny