Detailed Description 
  2.9 Assignment overview 
PLC Basic Program Solution Line (P3 sl) 
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0 
2-65 
 
 
Overview of data blocks 
DB no.  Name  Name  Pa-
ckage 
1    Reserved for Siemens  BP 
2-4  PLC-MELD  PLC messages  BP 
5-8    Basic Program   
9  NC-COMPILE  Interface for NC compile cycles  BP 
10  NC INTERFACE  Central NCK interface  BP 
11  Mode group 1  Interface mode group  BP 
12    Computer link and transport system interface   
13-14    Reserved for basic program   
15    Basic Program   
16    PI Service definition   
17    Version identifier   
18    Reserved for basic program   
19    HMI interface   
20    PLC machine data   
21 - 30  CHANNEL 1 ... n  Interface NC channels  BP 
BP 31 - 61  AXIS 1 ... m  Interfaces for axes/spindles 
or free for user assignment 
 
62 - 70    Free for user assignment   
71 - 74    Tool management  BP 
75 - 76    M group decoding   
77    Data block for MCP signals   
78 - 80    Reserved for Siemens   
81 - 999 
1)
    See below: ShopMill, ManualTurn   
1000 – 1099    Reserved for Siemens   
1100 - 
upper limit 
  Free for user assignment   
1) 
The actual upper limit of the block number (DB) depends on the PLC CPU on which the selected 
NCU is located. The data blocks of channels, axes/spindles and tool management functions that are 
not activated may be assigned as desired by the user. 
 
 
 
Note 
The data blocks of channels, axes/spindles and tool management functions that are not 
activated may be assigned as required by the user.