Descriptions of the PLC subroutines
3.3 Subroutine 20 - AUX_MCP (machine auxiliary functions)
PLC Subroutines Manual
34 Operating Instructions, 12/2012, 6FC5397-2EP10-0BA0
Symbol table 27: MD_PLC
The symbol table 27 defines the PLC machine data from the NCK.
Symbol table 28: ALARM
The symbol table 28 defines each bit of a PLC user alarm (V1600 000x).
Symbol table 29: NV_MEM
The symbol table 29 defines all the user data (128 byte, retentive) used in the standard
subroutines.
Symbol table 30: SPC_MEM
The symbol table 30 defines the seven special memories of the SINUMERIK 808D (SM0.0 to
SM0.6).
Symbol table 31: SBR_MEM
The symbol table 31 defines the memories used in the standard subroutines. These
memories can be used as the global variables.
Symbol table 32: reserved for the subroutines
The symbol table 32 is a reserved symbol table.
3.3 Subroutine 20 - AUX_MCP (machine auxiliary functions)
Purpose
Subroutine 20 is used to control machine auxiliary functions like lamps, safe door (milling)
and chip remover (milling).
Local variable definition
None
Relevant PLC machine data
None
Example for calling subroutine 20
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