-
produce a
sequence of signals,
whereas the
other encodes the
signals as
microinstructions that are read in
sequence to
produce the same results. The critical...
- from a
microinstruction, and some
subset of the
instruction register. A
counter is used for the
typical case, that the next
microinstruction is the one...
- each
microinstruction occupying 16 bits of
control storage.
There were 19
different microinstruction opcodes,
however certain microinstructions could...
- next
microinstruction is dela**** by one cycle. This
register is
known as a
pipeline register. Very
often the
execution of the next
microinstruction is dependent...
- (in
addition to a ****s-transformer core rope
memory used for the
microinstruction decoder).
Although the
relative speed of RAM vs. ROM has
varied over...
- for
conditional microinstruction execution, with four mask
registers and a condition-hold register;
three bits in the
microinstruction format select among...
- – from the Gr**** μετά (meta) and the
Latin data 'given' from dare
Microinstruction – from the Gr**** μικρός (mikros) 'small' and the
Latin instructio Microvitum...
-
store (WCS),
allowing the
microcode to be redefined. The CPU had a
microinstruction cycle period of 170 ns (5.88 MHz). The
original PERQ (also
known as...
-
which aims at the fact that a more
complex microinstruction may
replace a few
simpler microinstructions in
certain cases,
typically in
order to minimize...
- registers, 175 ns
microinstruction cycle time → 5.7 MHz 30, 33:
Silicon on sapphire, 2 Top of
stack registers, 90 ns
microinstruction cycle time → 11 MHz...
