Xerox Alto I User Manual

W
A S
K I
E G
U N
P A
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II
D
E
C
0
D
E
R
p
R
E
I
N
0
C
R
0
I
D
T
E
Iv
R
C
U
R
T
R
A
MPCRAM
...
S
4
E
4
N
K
16x12
T
2
,10
I
. Address
........
Modification
/'
Logic
CRAM Address
I
-,
_J
I
MPX
I
\It \
Address Address
Control Control
Next
Microinstruction
RAM ROM
Address
Bus
....
1Kx32
~
1Kx32
or or
3Kx32
2Kx32
Data Out
Data Out
I
I I
10
22
il
I
MIR
I
t
Instruction
Figure 2
-- Processor Control

Xerox Alto I Specifications

General

Brand	Xerox
Model	Alto I
Category	Desktop
Language	English