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Figure 12-12
Frame polarity is active
for a serial port configuration
2. If a real- time modulation format is being used, press the
when an ARB modulation format is turned on.)
In this menu, select whether the real- time baseband data from the signal generator is either
filtered (
) or unfiltered (
Samples
selection provides FIR filtered baseband samples based on the communication standard of the
active modulation format. This is the preset selection and the one most commonly used. However
if the device being tested already incorporates FIR filters, the
used to avoid double filtering.
3. Select the data type that is appropriate for the test.
4. Press the
Numeric Format
From this menu, select how the binary values are represented. Selecting 2's complement allows
both positive and negative data values. Use the Offset Binary selection when components cannot
process negative values.
5. Select the numeric format required for the test.
Chapter 12
Data Setup Softkey Menu with Parallel Port Configuration
Pre-FIR Samples
softkey.
Data Type
). The selection depends on the test needs. The
Pre-FIR Samples
Peripheral Devices
N5102A Digital Signal Interface Module
Inactive for ARB formats
Inactive for word
size = 16 bits
Inactive for a serial port
configuration
softkey. (This softkey is inactive
selection should be
Samples
259
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