Specifications

Appendix D 591
Table of corresponding 4291B vs. E4991A GPIB commands
Table of Corresponding GPIB Commands
D. Table of corresponding 4291B vs. E4991A GPIB commands
INSTrument subsystem:
MMEMory subsystem:
4291B feature 4291B GPIB command E4991A GPIB command
Selects the active channel. INST {CH1|CH2} None (No concept of channel.)
With the E4991A, uses the following
command when the trace is set to active
trace.
DISP:TRAC{1-5}:SEL on page 358
Sets the channel coupling of stimulus values. INST:COUP None (No concept of channel.)
Selects the active channel. INST:NSEL None (No concept of channel.)
With the E4991A, uses the following
command to set the trace to active trace.
DISP:TRAC{1-5}:SEL on page 358
Displays the selected channel. INST:STAT None (No concept of channel.)
With the E4991A, uses the following
command to display the selected trace.
DISP:TRAC{1-5} on page 356
4291B feature 4291B GPIB command E4991A GPIB command
Changes the current directory of a DOS formatted disk. MMEM:CDIR MMEM:CDIR on page 383
Copies files. MMEM:COPY MMEM:COPY on page 384
Creates a new directory in a DOS formatted disk. MMEM:CRE:DIR MMEM:MDIR on page 386
Removes the files. MMEM:DEL MMEM:DEL on page 384
Initialize the disk in floppy disk drive or memory disk. MMEM:INIT None (Cannot format a floppy disk. In
addition, a memory disk is not loaded.)
Loads the instrument states. MMEM:LOAD:STAT MMEM:LOAD on page 385
Loads data. MMEM:LOAD:TRAC MMEM:LOAD:TRAC on page 386
Saves the graphic image on the screen as a TIFF file. MMEM:STOR:DINT:TIFF Uses the following commands.
However, it cannot save in TIFF format
but only in JPEG/BMP format.
MMEM:STOR:GRAP on page 389
MMEM:STOR:GRAP:BMP on
page 390
Saves data arrays as an ASCII file. MMEM:STOR:DINT:TRAC MMEM:STOR:TRAC:ASC on
page 391
Returns information on the current states of the data
arrays that are saved.
MMEM:STOR:ITEM:TRAC:CAT? None
Selects the items that are not to be saved. MMEM:STOR:ITEM:TRAC:DEL MMEM:STOR:TRAC:SEL{1-4} on
page 392
Selects the items to be saved. MMEM:STOR:ITEM:TRAC:SEL
Saves only the instrument states and the calibration
coefficients.
MMEM:STOR:STAT The following command is used, but
data other than the equipment condition
and calibration coefficient will also be
saved together.
MMEM:STOR on page 388