5 PLC Interface 09.95
5.3.8 Operator panel signals / PLC (DB 40)
5.3.8 Operator panel signals / PLC (DB 40)
5.3.8.1 Key signals from operator panel (DB 40)
7 6 5 4 3 2 1 0
Bit No.
Byte No.
Key signals from operator panel
15 14 13 12 11 10 9 8
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DL 0
Group A softkeys (dynamic signals)
Group A softkeys (static signals)
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DW 1
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DL 3
Group F selection cursor keys (dynamic signals)
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Search
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Act. val.
display
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Acknow.
alarm
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Change
channel
1)
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Change
mode grp.
1)
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DL 4
Group E control keypad (dynamic signals)
1 . . n
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Input
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Edit
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Cancel
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DL 5
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Clear
Group D correction keys (dynamic signals)
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Recall
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ETC
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Group E
Help
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DL 6
Group A (dyn.)
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DR 0
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Softkey 7
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Softkey 1
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Softkey 2
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Softkey 3
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Softkey 4
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Softkey 5
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Softkey 6
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Softkey 7
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Softkey 1
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Softkey 2
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Softkey 3
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Softkey 4
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Softkey 5
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Softkey 6
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DW 2
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The static signals are stored in the DR.
_______
1) Mode group and channel switchover is a key with double assignment
5–44 © Siemens AG 1992 All Rights Reserved 6FC5197- AA60
SINUMERIK 840C (IA)