Manual

4. Parametrizing blocks
4−7
Festo P.BE−SFC−DC−PB−S7−EN en 0604NH
4.2.1 Input parameters
Parameters Decla
ration
Data
type
Description
I_ADDRESS INPUT WORD Logical input address of the FPC (PKW) specifications
O_ADDRESS INPUT WORD Logical output address of the FPC (PKW) specifications
RD_WR INPUT BOOL FALSE: Read
TRUE: Write
Start INPUT BOOL Starts write or read procedure
PNU INPUT WORD Parameter number of the current parameter
Subindex INPUT BYTE Subindex of the current parameter
Length I NPUT INT Length of the parameter to be written in bytes
Param_
Value_WR
INPUT DWORD Parameter value when writing a parameter
Tab.4/3: Input parameter PRM_FPC
4.2.2 Output parameter
Parameters Decla
ration
Data
type
Description
Done OUTPUT BOOL FALSE: Transfer completed
TRUE: Write
Value_RD OUTPUT DWORD Value of parameter to be read
Length_RD OUTPUT INT Length of parameter to be transferred
Fault OUTPUT BOOL FALSE: No fault
TRUE: Fault
RET_VAL OUTPUT INT Return value after incorrect processing of the block
Tab.4/4: Output parameter PRM_FPC