On 9/26/18, Theodore Y. Ts'o <tytso(a)mit.edu> wrote:
That's not that only CPU for which this was true. The IBM PC/RT
(e.g., the 6150) CPU was originally designed to be used as a
typewriter controller.
The CPU in the IBM 5100 was a 16-bit processor originally designed for
use in System/370 I/O peripheral controllers.
-Paul W.