Fieldbus

<< Click to Display Table of Contents >>

Navigation:  CPA > Tools > Trace Log > Interface Trace >

Fieldbus

Previous pageReturn to chapter overviewNext page

TraceLog_Structure

 

Cyclic Structure: (Time stamp) (KODO) (CMDD) (BUFC)

Acyclic Structure: (Time stamp) (KODO) (CMDD) (OBJ) (DATA)

 

KODO – Kind of Data Object:

PDO = Process Data Objects (cyclic communication)

SDO = Service Data Objects (acyclic communication)

 

CMDD – Command Direction:

get = Received Data over Interface

set = Transmitted Data over Interface

 

BUFC – Buffer Content:

Ethercat:        Order depends on the current PDO-Mapping

DeviceNet:        Order depends on the current used assembly

CC-Link:        Order depends on Profile 2

Pofibus:                Order depends on the current used Profile

 

OBJ - Object:

The Parameter object where data is received or transmitted to it

 

DATA:

In case CMDD is get.

 

All data with data type float are send in IEEE-754 Standard

PDO cyclic data are traced in case of buffer content has changed.