Lenze EtherCAT control technology Manuel d'utilisateur Page 123

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DMS 3.1 EN 01/2011 TD17 L 123
Control technology | EtherCAT communication manual
EtherCAT function libraries
Function blocks for CANopen over EtherCAT (CoE)
Outputs (VAR_OUTPUT)
9.8.2 ecatCoeSdoUploadReq (FB)
Inputs (VAR_INPUT)
Identifier/data type Meaning/possible settings
bDone
BOOL
FALSE: Download is active.
TRUE: Download has been executed.
bBusy
BOOL
FALSE: Download is not active.
TRUE: Download is active.
bError
BOOL
FALSE: No error
TRUE: An error has occurred.
dwErrorCode
DWORD
Display of a hexadecimal error code (see also System error messages
( 157)) if the
download has failed (bError =TRUE).
Function: This function block activates the upload of a CoE parameter from the
slave to the master.
Library: AtEm.lib
Visualisation: VISU_ecatCoeSdoUploadReq
Identifier/data type Meaning/possible settings
bExecute
BOOL
The function block is activated in an edge-controlled manner:
Positive edge (TRUE) = function block is executed.
wObIndex
WORD
CANopen index
The indexes for codes can be calculated with 16#5FFF
hex
-code number.
byObSubIndex
BYTE
Object subindex
dwTimeout
DWORD
Time-out in milliseconds
If the action could not be carried out successfully after time-out, bError is set
to TRUE.
The time required for the action depends on the structure of the EtherCAT
network.
wSlaveStationAddress
WORD
Station address of the slave
Designation in the EtherCAT configurator: "EtherCAT address"
Designation in the EtherCAT specification and parameter reference: "Physical
address".
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