Measurement Setup Program - HP 54501A Programming Reference Manual

Measurement
Setup Program
This sample
program
demonstrates some
of
the commands in the
MEASURE
subsystem.
The
program
assumes that
the
AC CAL signal
from the rear panel
of the instrument
is
connected
to
channel
1 through
a
10:1
probe.
10 CLEAR
707
20
30
!
40 OUTPUT 707;":EOI
ON"
50 OUTPUT 707;"*RST"
60
70 DIM
Measure$[400]
80 OUTPUT 707
90 OUTPUT 707
100 WAIT 3
110 OUTPUT
707
120
OUTPUT
707
130 OUTPUT 707
140
!
150 OUTPUT 707
160 OUTPUT
707
170 OUTPUT 707
180 !
190
OUTPUT
707
200 OUTPUT 707
210 !
220 OUTPUT
707
230 OUTPUT 707
240 OUTPUT
707
250
OUTPUT 707
260
OUTPUT 707
270
!
280 OUTPUT 707
290
300 OUTPUT 707
310
OUTPUT
707
320
330
340 OUTPUT 707;":BEEPER"
350 OUTPUT
707;":SYSTEM:OSP
'PRESS ENTER
360 ENTER 2
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
"
SYSTEM:HEADER
ON"
AUTOSCALE"
BNC PROBE"
ACQUIRE:TYPE NORMAL"
TIMEBASE:RANGE
2E-3"
CHANNELl:PROBE
10"
CHANNEL1:RAN6E
1.2"
CHANNELl:OFFSET
-.4"
TRIGGER:MODE EDGE"
TRIGGER:SLOPE
POSITIVE"
DISPLAY:FORMAT 1"
VIEW CHANNELl"
BLANK CHANNEL2"
01 SPLAY:VMARKER
ON"
DOSPLAY:TMARKER
ON"
MEASURE:SOURCE CHANNEL!'
MEASURE:VSTART
-.4"
MEASURE:VSTOP
-.4"
Example Programs
B-6
•Device
clear
command.
'Initializes
HP-IB
registers.
'Turn
on
EOI
'Reset instrument
to
!known state
'Turn headers
on
for
queries
!Autosca1es
the unit
!BNC
output to probe
mode
'Set
display
mode
to normal
!200
uS
per
division
!Attenuation to
10:1
(Channel
1
to 1.2
V full
scale
!Channel
centered at
-.4
V
!Edge
triggering
'Trigger
on
positive
edge
!Fu11
screen
display
!Turn
on Vmarkers
'Turn
on
Tmarkers
'Channel
1
is the
'measurement source
'Sets voltage markers
to
!-0.4
V.
This
will
be
used as
!a
reference
for
the
edge
•find
function.
TIME
MARKERS MOVE TO SIGNAL EDGES'"
'This
causes a
pause in
HP 54501A
Programming