Overview
13
Virtual Panel Initialize Dialog
The Initialize dialog initializes the driver for the selected board. The board settings
will not change
after initialize is
called. Once initialized, the panel will reflect the current settings of the board.
The Initialize dialog supports two different device drivers that can be used to access and control the board:
1.
Use Marvin Test Solutions’ HW
– This is the device driver installed by the setup program and is the default
driver. When selected, the
Slot Number
list displays the available GX6384 boards installed in the system and
their slots. The chassis, slots, devices and their resources are also displayed by the HW resource manager,
PXI/PCI Explorer
applet that can be opened from the Windows Control Panel. The
PXI/PCI Explorer
can be
used to configure the system chassis, controllers, slots and devices. The configuration is saved to PXISYS.INI
and PXIeSYS.INI located in the Windows folder. These configuration files are also used by VISA. The
following figure shows the slot number 0x10C (chassis 1 Slot 12). This is the slot number argument (
nSlot
)
passed by the panel when calling the driver
Gx6384Initialize
function which is used to initialize the driver for
the specified board.
Figure 2-10: Initialize Dialog Box using Marvin Test Solutions’ HW driver
2.
Use VISA
– This is a third-party device driver usually provided by National Instrument (NI-VISA). When
selected, the Resource list displays the available boards installed in the system and their VISA resource address.
The chassis, slots, devices and their resources are also displayed by the VISA resource manager, Measurement
& Automation (NI-MAX) and by Marvin Test Solutions PXI/PCI Explorer. The following figure shows
PXI10::11::INSTR as the VISA resource (PCI bus 10 and Device 11). This is a VISA resource string argument
(szVisaResource) which is passed by the panel when calling the driver Gx6384InitializeVisa function which
initializes the driver for the specified board.
Figure 2-11: Initialize Dialog Box using VISA resources
Summary of Contents for GX6384-1
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