Siemens Simatic Ident Function Manual page 21

Description of the parameters
Table 3- 3
Parameter
Input parameters
EN
EXECUTE
HW_CONNECT
Output parameters
DONE (BOOL)
ERROR (BOOL)
BUSY (BOOL)
STATUS (DWORD)
PRESENCE (BOOL)
ENO
Ident profile and Ident blocks, standard function for Ident systems
Function Manual, 10/2018, C79000-G8976-C387-04
Description of the input and output parameters
Description
Enabling Input
There must be a positive edge at this input before the block will exe-
cute the command.
Global parameter of the type "IID_HW_CONNECT" to address the
channel/reader and to synchronize the blocks. This parameter needs
to be created and addressed once for each channel/reader.
"HW_CONNECT" must always be transferred to the blocks to ad-
dress the relevant channel/reader.
The job was executed. If the result is positive, this parameter is set.
The job was ended with an error. The error code is indicated in Sta-
tus.
The job is being executed.
Display of the error message if the "ERROR" bit was set.
This bit indicates the presence of a transponder. The displayed value
is updated each time the block is called. This parameter does not
exist in blocks specific to optical reader systems.
Enable output
Setting parameters for blocks
3.3 General structure of the function blocks
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