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SECTION
4.
EXTERNAL STORAGE PERIPHERALS
When on-line
Storage Module or printer transfer
is not enabled and the
*9 Mode is used to dump
new data, the
stan of dump pointer (PPTR) will
remain where
it
was when
the dump was
completed or
aborted until the next time the *9
Mode is
entered.
lf
the End of Dump location
(window 2)
is
changed
while
in
the *9 Mode, the
TPTR
will be set to its previous value when the
*9
Mode
is
exited.
Changing
the program and
compiling moves the PPTR to the current DSP
location.
NOTE: A
printer dump
is
aborted by
keying
#.
TABLE
4.2-2. *9 Mode Entries
Key
*9
Display
ID:DATA
09:00
Description
Output Code
1X
Printable ASCII
2X
FinalStorage Format
30
SM192/716 Storage
Module
31
Send filemark
to
sM192t16
x
= Baud Rate Code
0
300
1
1200
2
9600
3
76800
A
01:XXXXX
A
02:XXXXX
A
03:00
Start
of Dump location,
initially
the PPTR location,
a
different location may
be
keyed
in
if
desired.
To
dump all
data in
Final
Storage, enter into window
#1
anumberl
greater
than
the End of Dump
location.
End
of Dump location,
initially
the DSP location,
a
different location may
be
keyed in
if
desired.
Ready
to Dump, to
initiate dump, key any
number then
A.
While
dumping, "09:" will
be
displayed
in
the lD field
and
the location
number
in
the Data
field.
The location
4-4
number will stop
incrementing when
the
4.3
CASSETTE TAPE OPTION
The Model RC35 Cassette Tape Recorder or
equivalent
can be left attached to the 21X for
continuous on-line
data recording or
it
can
be
periodically taken to the 21X site for
the
manually initiated
retrievalof the data
accumulated in
FinalStorage.
The
*8 Mode
is
used
to manually initiate tape transfer.
4.3.1
CASSETTE RECORDER
The RC35 Cassette Recorder offered by
Cainpbell Scientific
is
an inexpensive recorder
for
use
with the
21X (also compatible with the
CB10 and CR7
dataloggers). The
record/playback function of
each RC35
is
by Campbell Scientific along with,a head
alignment procedure prior
to shipment.
21)URC35 connections
are made with the
SC92A Cassette Write
Only Interface or the
SC93A
Cassette
ReadMrite Interface.
The 2'l
turns
the RC35 on and off by switching power
through
the DC power input.
TABLE
4.3-1 Cassette Recorder
Specifications
6VDC (provided
by
21X
through SC92A or SC93A);
4
AA size batteries:
120VAC/6VDC adapter
Current
Drain
200mA typ./S sec.,
while
Recording
300 max.
Tape
Length
C-60 recommended
Tape
Quality
Normal bias, high quality
(e.9.,
TDK, Maxell)
External
Inputs
Mic., DC ln, Monitor, and
Remote
Operating
0'to
+40"C
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