On May 30, 2018, at 11:11 AM, Camiel Vanderhoeven via
cctalk <cctalk at classiccmp.org> wrote:
Depending on your definition of small, the MicroVAX 1, and the VAX 8000 series (not that
small). In both cases though, the ROM chips are a custom DEC design.
Didn't the 780 get its microcode loaded by the console LSI-11? And the 730 used bit
slice processors (AMD 2901) as I recall, so that had to have its microcode external.
paul