Data Sheet

Teledyne LeCroy Automation API Reference Manual for USBTracer, USB Advisor, and Voyager USB Protocol

Suite

3.3 IUsbTrace3 interface

The IUsbTrace3 interface is the third interface for the UsbTrace object. It inherits and extends some

trace-related functionality exposed via the IUsbTrace3 interface.

IID : 4DA2A987-47B3-4384-BFA8-2052326FBE0E

3.3.1 IUsbTrace3:: GetPowerInfoByTime

HRESULT GetPowerInfoByTime (

[in] double time,

[out] VARIANT* voltage,

[out] VARIANT* current,

[out] VARIANT* power,

[out,retval] BOOL* power_info_is_valid );

Returns voltage, current, and power values based on a time in nanoseconds.

Parameters

time timestamp in nanoseconds

voltage voltage in microvolts

current current in microamps

power power in microwatts.

Return values

BOOL TRUE if power values were recorded at the time.

Remarks

3.3.2 IUsbTrace3:: GetPowerInfoByPacket

HRESULT GetPowerInfoByPacket (

[in] long packet_number,

[out] VARIANT* voltage,

[out] VARIANT* current,

[out] VARIANT* power,

[out,retval] BOOL* power_info_is_valid );

Returns voltage, current, and power values based on a packet number..

Parameters

packet_number Packet number in the trace file