30 May
2018
30 May
'18
8:02 a.m.
On Wed, May 30, 2018 at 9:34 AM, Camiel Vanderhoeven <
camiel.vanderhoeven at vmssoftware.com> wrote:
The microcode for the MicroVAX 2 (for which the MICRO2
assembler was used)
and the CVAX (which is the CPU in your 3800) is implemented as a mask ROM
on the CPU chip itself. No way to change it, and no way you can use MICRO2
to assemble the microcode for the CVAX.
Gotcha. Which small VAXes had external ROM/PALs for microcode store?
Thanks,
Kyle