Usb Storage Overview; Connecting The Usb Flash Drive - Keithley 2657A Reference Manual

Section 2: General operation
Remote programming output-off states quick reference
The content of the following table is a quick reference of commands for programming output-off states
from a remote interface.
Output-off state programming quick reference
Command
smua.source.offmode = smua.OUTPUT_NORMAL
smua.source.offmode = smua.OUTPUT_HIGH_Z
smua.source.offmode = smua.OUTPUT_ZERO
smua.source.offfunc = smua.OUTPUT_DCVOLTS
smua.source.offfunc = smua.OUTPUT_DCAMPS
smua.source.offlimiti = iValue
smua.source.offlimitv = vValue

USB storage overview

The Model 2657A High Power System SourceMeter
panel. To store scripts and to transfer files from the instrument to the host computer, you need a USB
flash drive.
•
For information about saving reading buffers to the USB flash drive, see
(on page 3-8).
•
For information about storing and loading scripts to and from the USB flash drive, see
user script
•
For information about file I/O, see
•
For information about saving user setups, see

Connecting the USB flash drive

The Model 2657A supports flash drives that comply with USB 2.0 standards (as well as USB 1.0 and
1.1 standards). You can save data to the USB flash drive from the front panel, or you can create a
script to save data to the USB flash drive.
To connect the USB flash drive, plug the USB flash drive into the USB port located on the
instrument's front panel (see the figure below).
2-70
Model 2657A High Power System SourceMeter® Instrument Reference Manual
(on page 6-8).
File I/O
Description
Selects normal output-off mode.
Selects high-impedance output-off
mode.
Selects zero output-off mode.
Sets 0 V output with current limit
specified by the
smua.source.offlimiti
attribute.
Sets 0 A output with voltage limit
specified by the
smua.source.offlimitv
attribute.
Sets current limit in normal
output-off mode.
Sets voltage limit in normal
output-off mode.
®
instrument includes a USB port on the front
(on page 5-6).
Saved setups (on page 2-38).
2657A-901-01 Rev. B/December 2012
Saving reading buffers
Save a