Technical data

PROFInet
System Software for S7-300/400 System and Standard Functions - Volume 1/2
17-4 A5E00709327-01
17.2 Updating the Inputs of the User Program Interface for
the PROFInet Component with SFC 112 "PN_IN"
Description
Using SFC 112 "PN_IN", you copy the input data in PROFInet from the shadow
memory of the PROFInet components to the associated interface DB. After the
SFC is completed, your application has the current input data available to it.
Parameter Declaration Data Type Memory Area Description
DBNO INPUT WORD I, Q, M, D, L,
constant
DB no. of interface DB
RET_VAL OUTPUT INT I, Q, M, D, L, Error information
Error Information
Error Code (W#16#...) Explanation
0000 No error occurred.
8001 CBA configuration is not available or invalid.
8002 The DB number does not match the one in the component configuration.
8004 The DB number matches the one in the component configuration, but the DB
is not yet loaded.
8006 The interface DB is write-protected in the CPU.
80B1 Length error when reading or writing. The component configuration does not fit
the loaded DB.
8xyy General error information, see Evaluating Errors with Output Parameter
RET_VAL
See also:
Background Information on SFCs 112, 113 and 114