User`s guide

4 Triggering
148 InfiniiVision Oscilloscopes User’s Guide
• No Reset — Resets on the find condition.
• Pattern 1 (or 2) Entered — A pattern is entered on the last edge that makes the
pattern true (logical AND).
• Pattern 1 (or 2) Exited — A pattern is exited on the first edge that makes the
pattern false (logic NAND).
• Edge 1 (or 2)
• Pattern 1 and Edge 1
• Timeout
Terms that are grayed-out are not valid in the reset stage.
2 Press the Reset: softkey and select a term to reset on.
3 Press the Te rm softkey and select the pattern, edge, or timeout term displayed in the
Reset: softkey.
4 If you select No Reset, no reset stage will be defined.
5 If you select a pattern term, each channel in the pattern must be set to a H (high),
L (low), or X (don't care).
a Press the Channel softkey (or rotate the Entry knob) to select the channel.
b Press the 0 1 X softkey to set a level for the channel.
c Repeat for all channels in the pattern.
6 If you select an edge term, one channel must be set to a rising edge or a falling edge.
All other channel edges will be set to don’t care (X).
a Press the Channel softkey (or rotate the Entry knob) to select the channel.
b Then press
the X softkey to select rising edge or falling edge. All other
channel edges will be defaulted to don’t care.
7 If you select the Timeout term, you will need to set a timeout value.
a Press the Ter m softkey and select Timeout.
b Press the Timeout softkey, then turn the Entry knob to set the timeout value.
Timeout can be set from 10 ns to 10 seconds. The timer starts when the Find
condition has been met. If the timer is running and another Find condition occurs,
the timer will restart from time zero.