Data Structure Of The Ident Profile - Siemens SIMATIC Ident Function Manual

Configuring the instructions
4.6 Programming the Ident profile
The element numbers are assigned as follows:
• Element 0 for channel 1: ...Data[0]
• Element 1 for channel 2: ...Data[1]
Figure 4-29 Automatically created input and output variables
MSG_WRITE and MSG_READ
Assign a "MESSAGE" variable to the parameters "MSG_WRITE" and "MSG_READ".
Use the variables as described in the section "Creating a message variable (Page 18)".
4.6.3

Data structure of the Ident profile

Each time the Ident profile is called, you need to supply the parameters
("HW_CONNECT", "CMDREF", "TXREF" and "RXREF") with values as described in
section "Structure of the Ident profile (Page 64)".
The relationship between the three "IN/OUT" parameters is described in greater detail
below:
• CMDREF (command buffer):
IID_CMD_STRUCT[10]
• TXREF (send buffer):
SINT[n]
• RXREF (receive buffer):
SINT[n]
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Ident profile, Add-on instruction for Rockwell systems
Function Manual, 07/2020, C79000-G8976-C410-04