User guide

Table 14
Icon Name Description
CrossTalk Click this icon to open the
CrossTalk dialog. Use this
dialog to fill every
sequencer block of the
second channel (Aux Out)
with a selected PRBS
automatically.
Note: This icon will only
appear in the second
channel mode.
Setting Sequence Properties
For a sequence, you can specify the following:
Choices are:
• Immediate: Sequence starts immediately after downloading it to the pattern
generator.
• Aux In High | Aux In Low: Sequence starts when Auxiliary Input is high or low.
• Aux In Rising Edge | Aux In Falling Edge: Sequence starts with a rising or
falling edge at the Auxiliary Input.
• Command: The Sequence Editor shows a Start button. Sequence execution
starts when this button is clicked.
A sequence consists of up to 120 blocks than can be looped.
A field for entering and editing descriptive text.
A window that shows the present SequenceExpression (for details see “How a
Sequence is Defined” on page 96).
You can edit the SequenceExpression in this field. Any changes override the
previous settings.
Setting up Patterns 3
Agilent J-BERT N4903B High-Performance Serial BERT 107
Sequence Start Condition
Number of Blocks
Description
Sequence Expression