Agilent Technologies DP235 Guía de usuario Pagina 117

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Triggering Examples
Single-Machine Trigger Examples
To detect bus contention
In this setup, the trigger occurs only if both devices assert their bus
transfer acknowledge lines at the same time.
1 Go to the timing analyzer's Trigger menu.
2 Define the Edge1 term to represent assertion of the bus transfer
acknowledge line of one device, and Edge2 term to represent
assertion of the bus transfer acknowledge line of the other
device.
You can rename these to BTACK1 and BTACK2.
3 Under Timing Sequence Levels, enter the following sequence
specification:
TRIGGER on "BTACK1 BTACK2" Occurs "1" Else on "no state" go to level
"1"
Triggering on Bus Contention
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