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GUI Overview
The File menu includes these commands:
Load Configuration—loads a previously saved parameter (*.par) file.
Save Configuration—saves the current GUI configuration to either a user parameter file (par
extension) or an Intel Hex format file (hex extension).
Default Configuration loads the factory UCD9081 configuration values (NULL configuration).
EVM Configuration loads EVM-friendly UCD9081 configuration values.
Save I2C Transactions—generates an ASCII text file containing configuration-specific I
2
C
transactions (to be used by a master host to configure the UCD9081).
Auto-Refresh—refresh the window contents periodically, if selected. If you want to refresh the window
contents manually, click the Refresh button (not available when auto-refresh is enabled).
Discover Devices—discover the slave (EVM as jumper-configured) I
2
C address (displayed at the
bottom of the form).
Select Device allows the GUI to select which device is used if more than one device is on the bus.
Exit—stop the GUI application
The View menu includes these commands:
System Configuration—provides system voltage reference and shutdown delay field entries.
Rail Configuration—provides rail configuration field entries. All Rails simultaneously opens all rail
forms for comparison setup.
GPO Configuration—provides GPO configuration field entries. All general-purpose outputs (GPO)
simultaneously open all GPO windows for setup comparisons.
User Data—provides specific user data to be uploaded to the device, such as customer-specific
identification.
The Advanced menu includes these commands:
Allow Self Dependencies lets the user choose a rail to be dependent on itself
Sequence after Update allows an automatic sequence of the UCD9081 after the parameters are
updated, or this sequence can be done manually if need be.
The Help menu allows the user to view the GUI revision, device type, and device version as shown in
Figure 5 .
Figure 5. GUI Help Window
The GUI-detected I
2
C address is displayed at the bottom of the GUI Main Window. Users can change the
detected I
2
C address on the EVM by modifying the state of jumpers JP17–JP20. If the jumpers are
changed during GUI operation and the device is sequenced, the user must perform a Discover Devices
command as previously outlined.
SLVU249 September 2008 UCD9081 Power Supply Sequencer and Monitor EVM 9
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