Parker EME
Communication
192-121102 N04 June 2008 375
6.5.2.6 Reading an object in another node (C3_CANopen_SDO_Read4)
FB name C3_CANopen_SDO_Read4
This module allows to read an object with a max. length of 4 bytes in another node via
SDO.
VAR_INPUT
Execute
BOOL Activating the module
Device
INT Node ID of the other node (1 ... 127)
Index
WORD Object Index (CAN-No.)
Subindex
WORD Object Subindex (CAN-No.)
VAR_OUTPUT
Data
DWORD Object data read in
Length
WORD Data length in Byte
Done
BOOL Function executed without error
Error
BOOL Error occurred
ErrorCode
WORD You will find the error code in the Compax3 error list.
AbortCode
DWORD CANopen SDO abort code (see page 383) upon error
653
77
C3 CANopen stack error (see page 374) no. upon
error 65
376
Note: Compax3 must be CANopen master.
Execute : BOOL Data : DWORD
C3_CANopen_SDO_Read4
Length : WORD
Done : BOOL
Error : BOOL
ErrorCode : WORD
Device : INT
Index : WORD
Subindex : WORD
AbortCode : DWORD
To Next Page
Loading...
