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4
Setting up the Pattern Generator
Pattern Alternation - Reference
N O T E
164
3 In the Aux In section, define whether the Serial BERT should insert pattern B
in Level Sensitive or Edge Sensitive mode.
See
"Aux In" on page 165
modes.
4 Click OK to close the dialog box.
Suppressing the Outputs via External Signal
You can configure the Serial BERT to suppress the output according to an external
signal:
1 Connect an external instrument to the Aux In port.
The signals received at this port must be TTL-compatible. The granularity for
the insertion of pattern B via external signal is 512 bits.
2 Click Alt. Pattern and Aux In menu item from the PG Setup submenu to open
the Alternate Pattern Control dialog box.
3 In the Aux In section, select Output Blanking.
See
"Aux In" on page 165
modes.
4 Click OK to close the dialog box.
The Serial BERT offers the following options for alternating between pattern A and
pattern B:
These functions are only available if Alternate Pattern is selected in the Pattern
Properties dialog box.
Continuous A
Select this option to send out only pattern A repeatedly.
A0
Data Out
A A A A A A A A A A A A
Agilent J-BERT N4903B High-Performance Serial BERT
for more information on the different available
for more information on the different available
A1
A2
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