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The SETUP Program
9.5.2 Digital Bit
Limit tuped
Set
Clear'
The program asks if the limit should be triggered when
any bit in the channel range is ==1. or 01 ear,
(S) or
Press
to select a ser limit, or press
to select a clear
limit.
9.5.3 Limit Actions
The available limit actions are:
e BEEP - Sound a beep on the HP-71.
e PRINT - Print a message on the system printer.
e OPEN / CLOSE ACT/BIT - Open or close an actuator, or a bit on a digital output card.
GROUP ON - Enable a group to begin scanning if its start time has arrived.
GROUP OFF - Prevent a group from scanning even if its start time has arrived.
LIMIT PROGRAM - Call a user-written program which takes specific actions.
Hot iom~ BEEF
The program presents the limit action menu.
[v], [2], or (ENDLINE
Press the arrow keys to choose the desired limit action,
then press ENDLINE to select that action.
Depending upon the limit action selected, the program may present one of the following prompts:
Message?
If the limit action selected is FF IMT, the program
prompts for the message to appear on the system printer.
message ENDLINE
Enter
the
message,
up
to
32
characters,
and
press
ENDLINE | .
Charmrel?
If the limit action selected is OFEM ACTSEIT or
Clid=E ACT~EIT,
the
program
prompts
for
the
number of the channel to open or close.
actuator or bit ENDLINE
Enter the channel number, and press
ENDLINE |
The
channel must be either an actuator channel or an output
bit on a digital card.
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