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1475A Remote
Control
REMOTE CONTROL
One o r
more DuoQuad, with the optional
1475ADTC add-on,
may be
controlled via RS-232 lines from a terminal or computer
using
standard
ASCII codes.
The DuoQuad is software driven in real time
at
a baud rate of
1200.
Only the ASCII codes listed in Table I1 are honored
INSTALLATION
RS-232 connections are made to the RS-232 8-pin modular
This ID number, when transmitted following the connect code,
directs control signals
to
the specified DuoQuad until a
disconnect code is received.
Remote control of a single DuoQuad requires only the
transmission of "LO" followed by the K commands.
Table
II
-
ASCII Remote Control Codes
(Spaces
shown
in
ASCII
Codes are only for clarity)
Function
ASCIlCode
phone jack on the rear panel. Pinouts are shown below
in
Table I.
c ~ ~ ~ t ~ u e w d
LO
Table I
-
RS-232
Connector Pinouts
E i n F u n c t i o n E i o F u n c t i o n
1
NC
5
RCD
2
GND
6
NC
3
NC
7
GND
4
XMIT
8
NC
As
viewed from the
r e a r
of t h e DuoQuad, pin 1 is the rightmost
coMection phone jack pin.
The
DuoQuad
is
DTE equipment,
Muitiple Du&uads
Disconnect
CALL:
camera 1
Camera 2
Camera 3
camera4
c a m e r a 5
Camera 6
Camera 7
Camera
8
Quad A+
Quad B
D i r e c t
RS-232 interconnections
can
be
made over distances of
RUN
lo00 feet (330 m) or less. Beyond that distance, phone links and
HOLD
modems
must be used
SETUP
FREEZE
UNFREEZE
LID#
L A
K1
K 2
K 3
K 4
K 5
K 6
K 7
K 8
K A
K B
K R
K H
K F
K U
See
SETUP PROGRAMMING, OFTIONS menu.
ENABLE
ALARMS
KL
DISABLE
ALARMS
K D
BAUD
RATE
ACKNOWLEDGE ALARMS
K C
T h e
baud rate
is
fmed at 1200.
EXPAND
K X
EXITEXPAND
K E
UNIT IDENTIFICATION (ID)
*
Or
the Programmed Quad Display
Remote control of multiple DuoQuads requires that each
DuoQuad
be
identifted at
setup
with
an ID
number
f r o m
0 to 9 (0
to 8 when used with the 1475RT Remote Control Unit). As
delivered, the DuoQuad
is
set
to
0
which is the global response
mode. The
global
response
mode allows the DuoQuad to respond
to
commaods
sent to any unit.
11
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