Keysight E8663D, Руководство пользователя

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300 Keysight E8357D/67D & E8663D PSG User’s Guide
Peripheral Devices
N5102A Digital Signal Interface Module
NOTE
Within the data and clock setup softkey menus, only softkeys that are relative
to the current configuration are active. Softkeys that are grayed out are not
available for the current setup. Refer to the help text to determine which
parameter is causing the softkey to be unavailable. To get help information,
press the Help hardkey, then press the unavailable softkey.
4. Select the port configuration for the device being tested.
Configuring the Clock Signal
1. Press the Clock Setup softkey, as shown in Figure 12-17 .
Figure 12-17 Clock Setup Menu Location
From this softkey menu, set all of the clock parameters that synchronize
the data between the N5102A module and the device. From this menu, the
clock signal phase can be changed so the clock occurs during the valid
portion of the data. Figure 12-18 shows the clock setup menu.
If the device or external clock does not match the frequency, one of the
following error messages will appear on the PSG:
803 Digital module input FIFO overflow
error; There are more samples being
produced than can be consumed at the
current clock rate. Verify that the
digital module clock is set up
properly.
This error is reported when the digital module clock
setup is not
synchronized with the rate the samples are entering
the digital
module. Verify that the input clock rate matches
the specified
Accesses the Clock Setup Menu