Detailed description
2.2 Reserve resources (timers, FC, FB, DB, I/O)
Basic logic functions: PLC Basic program powerline (P3 pl)
16 Function Manual, 11/2006, 6FC5397-0BP10-2BA0
2.2 Reserve resources (timers, FC, FB, DB, I/O)
Reserved components
The components below are reserved for the basic program:
Component Reserved range
Timers T0 - T9
Functions (general) FC 0 - FC 29
Functions (in ShopMill/ShopTurn) FC 0 - FC 35
Function blocks FB 0 - FB 29
Data blocks (general)
1)
DB 1 - DB 62; DB 71 - DB 80
Data blocks (in ShopMill/ShopTurn) 1) DB 1 - DB 62; DB 71 - DB 89
1) The data blocks for channels, axes/spindles and tool management functions that are not activated may be assigned as
required by the user.
PLC 317-2DP
PLC CPU: PLC 317-2DP are reserved for further number bands for SIEMENS applications
referring to FC, FB, DB and I/O areas.
FC, FB and DB
Component Reserved range
Functions FC 1000 - FC 1023
Function blocks FB 1000 - FB 1023
Data blocks DB 1000 - DB 1099
I/O range
Component Reserved range
Address area 256 - 271
1)
Inputs/outputs 4096 upwards
2)
1) Reserved for the NC module and future expansions
2) Reserved for integrated drives However, diagnostics addresses for modules can only be placed in the uppermost
address range, as suggested by STEP7.
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