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09.95 8 PLC Machine Data (PLC MD)
8.5 PLC MD for the operating system (system bits)
6064
DL 32
High-level
language
PLM
PLC MD
DB63
DW No.
Bit No.
7 6 5 4 3 2 1 0
Default value: All bits default to 0
Bit 0 Bit = 0 PL/M programming not possible
Bit = 1 PL/M programming
Permits function blocks written in the higher-level programming language
PL/M to be processed in the 135 WB.
6065
DR 32
Travel-key
display for
both MCPs
PLC MD
DB63
DW No.
Bit No.
7 6 5 4 3 2 1 0
Default value: All bits default to 0
Bit 0 Travel-key LEDs on the machine control panel
Bit = 0 The user can control the travel-key LEDs
Bit = 1 The PLC operating system controls the travel-key LEDs
6066
DL 33
Processing
of direction
keys for
user TT machine
1st MCP
present
6067
DR 33
Processing
of direction
keys for
user TT machine
2nd MCP
present
PLC MD
DB63
DW No.
Bit No.
7 6 5 4 3 2 1 0
1st machine control panel configuration
2nd machine control panel configuration
Bit 0 Bit = 1 Machine control panel (MCP) available
Bit = 0 Machine control panel (MCP) not available
Bit 4 Only on T machines:
Bit = 0 T machine
Bit = 1 TT machine
Bit 5 Bit = 0 Direction key module processing by PLC operating system
Bit = 1 Direction key module processing by user program
© Siemens AG 1992 All Rights Reserved 6FC5197- AA50 8–25
SINUMERIK 840C (IA)
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