Texas Instruments 990 User Manual page 80
Dx10 hdlc communications package
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Also See for 990:
- Operation manual (276 pages) ,
- Manual (211 pages) ,
- Installation and operation manual (122 pages)
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Constr uction and Acti vation
To select the LLM address, set switches 81-1 through 86-1 to
the
binary
equi valent of the complement of that address, as shown in
the following:
SWITCH 51
51-1
51-2
51-3
51-4
51-5
51-6
ADDRESS
ON
ON
ON
ON
ON
ON
0
ON
ON
ON
ON
ON
OFF
1
ON
ON
ON
ON
OFF
ON
2
ON
ON
ON
ON
OFF
OFF
3
.
.
.
.
.
.
.
OFF
ON
ON
ON
ON
ON
32
.
.
.
.
.
.
.
OFF
OFF
OFF
OFF
OFF
OFF
63
2280129
8witch 82 is a dual-:p.lrpose switch: it controls the
enabling
of
the
LLM address decoding feature
(82-4) and also selects the LLM
data
rate
(82-1
through
82-3).
These
two
functions
are
com pI et el y
independent of each other: the set ti ng of 82-4 has no
effect on 82-1 through 82-3, and vice versa.
The selected data rate must correspond exactly to the
data
rate
selected
for
the primary station.
82 settings for various data
rates are as follows:
SWITCH 52
DATA RATE IN
BITS PER SECOND
52-1
52-2
52-3
52-4
ON
ON
ON
OFF
1200
ON
ON
OFF
OFF
1800
ON
OFF
ON
OFF
2400
ON
OFF
OFF
OFF
3600
OFF
ON
ON
OFF
4800
OFF
ON
OFF
OFF
7200
OFF
OFF
ON
OFF
9600
2280130
3-34
2270526-9701
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