ILX56-PBS
Diagnostics
ControlLogix® Platform
User Manual
Page 59 of 87
The PROFIBUS capture will be presented as shown.
Figure 5.9 - PROFIBUS Packet Capture complete
The captured PROFIBUS packets are tabulated as follows:
Statistic
Description
Index
The packet index incremented for each packet sent or received.
Time
The time is measured in microseconds (us) and is started at a fraction of a
second and continued until the packet capture is done.
Dirn.
The direction of the packet, either transmitted (Tx) or received (Rx).
Status
The status of the packet. Received packets are checked for valid PROFIBUS
constructs and valid checksums.
Frame
PROFIBUS Frame type. (e.g. SD1, SD2, SD3 etc)
Src
PROFIBUS node address of the message source.
Dest
PROFIBUS node address of the message destination.
Function
The PROFIBUS function (e.g. Token, Request, etc.)
Details
Additional details associated with the PROFIBUS command/function.
Src SAP
The source Service Access Point (SAP) when used.
Dest SAP
The destination Service Access Point (SAP) when used.
Description
A more detailed description of the packet payload. Only applicable to specific
packet types.
PDU
The PROFIBUS packet payload.
Data
The packet’s raw data displayed in space delimited hex.
Table 5.6 - PROFIBUS Packet Capture fields