Honeywell H112 Instruction Manual page 39

Table 4-1
gives pin
assignments, signal
mnemonics, and
functions for
the
DDC
option.
The location
where
the cable to
subchannel
A
is
plugged
is
in
mainframe
option
OMNI-BLOC
at
mainframe drawer
location
D35.
Cable
B
is
plugged
into
D36.
Table 4-1.
DDC
Bus
Signals
Mnemonic
Mnemonic
Pin
Subchannel
A
Subchannel
B
1
HIOIA-
HIOIB-
"^
2
HI02A-
HI02B-
3
HI03A-
HI03B-
4
HI04A- HI04B-
5
HI05A- HI05B-
6
HI06A-
HI06B-
7
HI07A- HI07B-
8
HI08A-
HI08B-
9
HI09A-
HI09B-
10
HIIOA- HIIOB-
11
HIllA-
HIUB-
12
HI12A-
HI12B-
13
HI13A-
HI13B-
_^
14
HACKA-
HACKB-
15
HDSTA-
HDSTB-
16
HIDTA-
HIDTB-
17
HCRLA-
HCRLB-
18
HINLA-
HINLB-
20
1
L
1
i
21
22
23
24
25
SPARE
26
27
28
29
30
31
32
'
'
Location
F
41 F' i8
Function
Address
in
Memory
from which
data
is
>
to
be
read or
into
which
data
is
to
be
written
Ackjiowledge
Data
Strobe (Output Data
Valid)
Input
Data
Time
(Gate
Data
In)
Cycle Request Line
Input
Line
4-4