Teledyne LeCroy USB Analyzer Automation Manual - Manual (Page 58)

Teledyne LeCroy Automation API Reference Manual for USBTracer, USB Advisor, and Voyager USB Protocol
Suite
58
3.1.11 ITrace::GetTriggerPacketNum
HRESULT GetTriggerPacketNum (
[out, retval] long* packet_number );
Retrieves trigger packet number.
Parameters
packet_number Points to long value where trigger packet number is retrieved.
Return values
Remarks
Example
WSH:
CurrentDir = Left(WScript.ScriptFullName, InstrRev(WScript.ScriptFullName, "\"))
Set Analyzer = WScript.CreateObject("CATC.USBTracer")
Set Trace = Analyzer.MakeRecording (CurrentDir & "Input\test_ro.rec")
TriggerPacket = Trace.GetTriggerPacketNum
Trace.Save CurrentDir & "Output\trigger_portion.usb", CInt(ErrorPacket)-5,
CInt(ErrorPacket)+5
Trace.ExportToText CurrentDir & "Output\trigger_portion.txt", CInt(ErrorPacket)-5,
CInt(ErrorPacket)+5
C++:
See an example for ITrace::GetPacketsCount.