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(5-7-8. SV-43 Board)
5. Program Error Detection
IC2B
DO
HOST
07
CPU
rzso:
NMI
o
~
A9
Al0
w
All
o
A12
A15
o
>-
MREO
I
-ן
m
WR
RO
SERVO SYSTEM
I
HOST CPU DATA BUS
~
2
IC3F
1/
L
ADDRESS
~
DECODER
I
---1
3G
A
~$
B
EN
IC3E
ADDRESS
DECODER
A12
_l1000-17FF
~
A13
A15
lloo-lFFFr
~EN
.)t\.J
/'
NORMAL lOVER TIME
IC3N
IC 2N
ADDRESS
r
1400 - 15FF
DECODER
lOVER
A9
02
I
Al0
~11600
- 17FFr
03
-4
It:f~RMAL'"
EN
OVER COUNT
DETECTOR
IC3N
RESET-+-t
ADDRESS
DECODER
2/
A9
01
Al0
/
~
r
EN
5-7-22
I
OVER COUNT
or
5P.3-0
I ~
TIME
-
IC41
2
03
-flo-
OD
-I-
OC
04
G
(
L
lCOU[lT
ICOUNT
0,1,.3
4,5,6,7
BVH-2000( U/C)/PS/PM
BVH-2180(U/C)/PS/PM
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