REA 0 W R I T E REA 0 COMPUTE
W R I T E
TI T2 T3 T4 Tl T2 T3 T4 Tl T2 T3 T4 T1 T2 T3
T4 TI T2
T3
T4
I---
r-----
WR I TE CALL --
I---
r---
SET MN AND READ CALL
----
MN GOOD __
-§}
I.J
STROBE SET __
850-H I-
1100
I I
R GOOD -_
L
U
I---
r---
r---
~
SET AB __
--
ADD ANSWER GOOD
600-
H I
r
r
r
ADD PARITY GOOD
793-
W-
I I
,--
I
~
r---
I---
SET DESTlNATlON __
r--
I---
~
r--
SET
ROSAR---
-J~~
ROSAR GOOD __
U
W U U
r--
I---
ROSAR GO_
SALS GOOD __
600-
r-L
U--
780
L
U
L
U
L
U
L
U
.-
I---
~
I--- I---
SET CONTROL REG __
-
--l}-
CONTROL REG GOOD--
100
U
W
U
U
ALLOW WR I TE --
CPU READ __
--
600-H
780-
H l
CPU WRI TE --
780 -
H
600-I-t
r
,
Figure A-3 Timing Chart