Siemens SINUMERIK 840D sl Function Manual page 1351

2.9.3 Assignment: DB
Note
Only as many data blocks as are required according to the NC machine data configuration
are set up.
Overview of data blocks
DB no.
1
2-5
6-8
9
10
11
12
13-14
15
16
17
18
19
20
21 - 30
31 - 61
62 - 70
71 - 74
75 - 76
77
78 - 80
81 - 999
1000 – 1099
1100 -
upper limit
Note:
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.
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
Name
PLC-MELD
NC-COMPILE
NC INTERFACE
Mode group 1
CHANNEL 1 ... n
AXIS 1 ... m
1)
Name
Reserved for Siemens
PLC messages
Basic program
Interface for NC compile cycles
Central NCK interface
Interface mode group
Computer link and transport system interface
Reserved for basic program
Basic program
PI Service definition
Version identifier
Reserved for basic program
HMI interface
PLC machine data
Interface NC channels
Interfaces for axes/spindles
or free for user assignment
Free for user assignment
Tool management
M group decoding
Data block for MCP signals
Reserved for Siemens
see below: ShopMill, ManualTurn
Reserved for Siemens
Free for user assignment
Detailed description
2.9 Assignment overview
Packa
ge
BP
BP
BP
BP
BP
BP
BP
BP
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