User guide

Aux In
Data Out A A B A B B B
•
Edge Sensitive
Pattern A is sent out until a rising edge at Aux In is detected. Then, at the next
complete repetition of pattern A, a single occurrence of pattern B is inserted
into the output.
Aux In
Data Out A A B A B A A
•
Output Blanking
Pattern A is sent when the signal at Aux In is low. Pattern B is not sent in this
mode.
Data Out
Aux In
A A A A
If Aux In is pulled to logic high and a standard pattern is selected, no output pattern
will be sent.
N O T E
Due to the pattern generator behavior, the patterns may be repeated up to 512 times
before alternating. See “How the Serial BERT Generates Memory-Based Patterns”
on page 69 for details.
4 Setting up the Pattern Generator
166 Agilent J-BERT N4903B High-Performance Serial BERT