Triggering

To trigger after all status bus lines finish transitioning

To trigger after all status bus lines finish transitioning

In some applications, you will want to trigger a measurement when a particular pattern has become stable. For example, you might want to trigger the analyzer when a microprocessor’s status bus has become stable during the bus cycle.

1Select the timing analyzer Trigger menu and define a term called PATTERN to represent the value to be found on the label representing the status bus lines.

2Under Timing Sequence Levels, enter the following sequence specification:

TRIGGER on “PATTERN” > 40 ns

Triggering after lines are done transitioning

1–13

Page 23
Image 23
HP 16500C, 16501A LOGIC manual To trigger after all status bus lines finish transitioning