Program Control Keys - HP 9000 200 Series Manual

Program Control Keys
The key::;
::;hOWll
belo\Ai allow you to control
ex(-'('utioll
of thE:' program t'itored
1Il
til<'
computer's memory.
[@[]
I
PAUSE
1
I
CONTINUE
1
i
RESET
I
I
CLR 1/01
[@[] starts a program running from th(' beginning.
I
PAUSE
1
pauses program execution after the current line. It is also used
to exit the Editor.
I
CONTINUE
1
resumes program execution from the point where it was
paused. It is also used like
I
ENTER
1
or
I
EXECUTE
1
to respond to a program
prompt.
I
STOP
1 ([]8IITJ-1
CLR 1/0
I) stops program execution after the current line.
TTnlike!
PAUSE
I.
yon cannot reSnIll<' execution of a program stopped with
I
STOP
1
by pressing
I
CONTINUE
I.
To restart the program, use the
I
RUN
1
key.
fRESETl
(!
SHiFT
H
PAUSE
J)
stops program executicHl immediately without
erasing the program from memory. The
BASIC Reset
message indicates
the computer is ready for your command.
I
CLR 1/01
pauses program execution when the computer is performing or
trying to perform an I/O operation. Press
I
CLR 1/01
instead of
I
PAUSE
1
when the computer is hung up on an I/O operation, since
I
PAUSE
1
works
only after the computer finishes the current program line. Pressing
I
CLR 1/0
I cancels the I/O operation and pauses the program at the
current line.
8-12
HP 98203B/C Keyboards