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IEEE-488 PROGRAMMING
Table 4-I. Summary
of Most Often Used IEEE-488 Commands
c
Mode
Command
Description
2xecutc
X
Execute other device dependent
commands.
Function (Fn)
FO
Waveform (sample at trigger)
Fl
AVerage
F2
TRMS
F3
+Peak
M
-Peak
F5
Peak to Peak
F6
Standard deviation
F7
Integral
F20
CHl-CH2
F21
CHlICH2
Range (Rn)
RO
Auto
Rl
32OmV
1~2
3.2V
R3
32V
R4
2oov
R12
Cancel auto, stay on range.
Rate (Sn,m)
SO,m
Take 1 sample every m sec.
Sl,lll
Take samples at m Hz frequency.
Number of Samples
NO,m
Take m samples per measurement.
(Nn, 4
Nl,m
Measurement
duration=m
sec.
Trigger (Tn,m)
To
Continuous,
talk
Tl
Single, talk
T2
Continuous,
GET
l-3
Single, GET
T4
Continuous,
X
T5
Single, X
T6
Continuous,
external
T7
Single, external
T20,m
Continuous,
+Slope using trigger level m volts
T21,m
Single, +Slope using trigger level m volts
T22,m
Continuous,
-Slope
using trigger level m volts
T23,m
Single, -Slope
using trigger level m volts
T24
Continuous,
other channel
T25
Single, other channel
T2b
Continuous,
TRIGGER button
T27
Single, TRIGGER button
TAO
Start plotting
T31
Stop plotting
Input Coupling
(In)
IO
DC coupling
I1
AC coupling
I2
Ground
coupling
Channel
(Cn,m)
Cl
Channel
1
c2
Channel
2
L
NOTES:
1. The following
characters may be substituted
for the comma delimiter.
! @ # $ % & * ( ) = / \ < >
? <space>
2. A complete table of device-dependent
commands
is located on pages 4-17 through
4.19.
4-4
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