Teledyne LeCroy Summit T24 PCIe Multi-lane Protocol Analyzer User Manual - Manual (Page 94)

Teledyne LeCroy Counter
82 Summit T24 PCI Express Multi‐Lane Protocol Analyzer User Manual
Note: It is an invalid configuration for some events when you try and set a counter and timer
when both channels are selected.
The counters have different colors for the Global State and Sequence State. Each color
signifies a different meaning in the Global and Sequence states (see
Figure 5.40 on
page 82 ).
Note: Global timers/counters can be used by events from any direction as long as the events occur
more than 380 ns apart. State timer/counters can be controlled only from one direction not
both, meaning starting, reset and incrementing must be done from events occurring in the same
direction of the selected timer/counter.
Figure 5.40: Global and Sequence State Counters
As shown in Figure 5.40 there is a Global Counter 1, set to the value of 2 on channel up
displayed in green in the Global State and there are two counter 1s, set to the value of 2,
one counting upstream and the other counting downstream displayed in pink in the
Sequence State.
5.22.1 How to Set a Counter
Counters are events and you can add a counter to the Global State or the Sequence State
as an event by doing the following: