Motorola R-20018 Manual page 162

-
Figure 15-2. Processor Module A9
Schematic Diagram
{Sheet 4 of 7)
U2Go
AF BUS 16 39
C.AZ <.BZIIRQA
38
Ehl l
IRQ& 37
PAO
7.
FROM 5\4 2, PI
~t09 ROO
34
QEET
PAl
3
FROM "'" 3
1.)38-C:.
23
C3'l
PAZ 4
A , Ao %
RSO PA3
s
!'ROM S"
Z 1 A l 35
RSl
PA4
"'
A4 7.4 C.'S
I PAS
7
Al4
zz
(.SO PA-.
B
I' ROM SH 2 I.J3"A·3 E ZS
E PA7
9
FROM ':IH
7.
1 U3C.:.C..~S
R/w 'll
R/W PB7
17
IRQ
c:--
1
r"-
TO SH Z, U\9•4
70
IRQ
3
OJ
4
~
C.OLUMN 5
Go
°
KE~BOARD
7
8
~}ow
')
10
13
Rl3
I
+
sv ~..;;.;..,.__j
B-~- DO~
DO
FROM SH2
f.--
Dl
___:g
Dl
f.--
D2
~
D'l.
1-- o-o
____&
Do
f.--
04
~
04
f.--
05
~
DS
12
PBb~IG.~--------~IO~K~~--------------------------------------------------------------------------------~
Rl4
I
+SV -"Nir--'
lOK
IEE.E
OPT
OET
RIZ
IOK
1--
DG,
27 0<.
' - - 01
2
"' 07
PBS
15
G. INHIBIT
xo
IZ
P84
14
" ~}ONT
'(O
I?
I
10 w
s
Q
10
14
PBO
X
PBZ
12
IS
y
PSI
ll
4
z
CBZ
19
PB!>
flL-
1.}33
14053
CZI
Rll
·I'ZV-n:_(
.Ol lOOK
C23
Go
H
~ THRESHOLD
Z.Z Ll_ TRIO. DSCH
~
~---< 5 -l
C.ONT V OUT
~ 0 '-j---j
.,- o.j
,1-
RESET
-:!:-
U25
- l45S
*
1!7
~
RIO
'ZZOfv
)Q'l.
'1!
5<000
~
MP%5'40
IN75'!>A
·IZV
'-
<..'I..V
+ol~
_l
t1J
r-i
VP
1/0
5
(.7.
Go
<:::3
U31
70'03
-~~
U3Z
"7033
CCI
c.±_
I
I
I
I
I
'
I
l
!