EPLREADOBJECT
Reading a simple parameter (SDO).
The EplReadObject user defined function block is used for sending a simple SDO message to read a parameter from a slave.
Inputs
|
Parameter |
Data type |
Description |
|
EN |
BOOL |
The message is sent on a rising edge of this input. |
|
PORT |
STRING |
Name of the port (not used). |
|
SLV |
DINT |
Powerlink slave number. |
|
Object |
DINT |
Parameter index |
|
Sub |
DINT |
Parameter sub-index |
|
TO |
TIME |
Timeout for exchange |
Outputs
|
Parameter |
Data type |
Description |
|
Ready |
BOOL |
|
|
RC |
DINT |
Powerlink return check |
|
VAL |
UDINT |
Read parameter value answered by the slave. |
EPLREADOBJECT |
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IEC 61131-3 Automation platform > Programming - Reference guide > Driver specific function blocks > Powerlink > EPLREADOBJECT |
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