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3 Signal Overview
3.15.4 PLC machine data bits for PLC operating system (DB 63)
3.15.4 PLC machine data bits for PLC operating system (DB 63)
15
14
Byte No.
PLC
MD No.
7
6
DL 0
m
8
7
DR 0
m+1
16
15
DL 1
m+2
DR 1
m+3
8
7
DL 2
m+4
16
15
DR 2
m+5
DL 3
m+6
8
7
DR 3
m+7
16
15
DL 4
m+8
DR 4
m+9
8
7
DL 5
m+10
16
15
DR 5
m+11
PLC
Address m
1
6000
6100
2
3–64
Channel-specific machining (IA)
13
12
Bit No.
5
4
Signals from / to NC channel
6
5
14
13
Signals from NC channel
6
5
14
13
Feed disable and read-in disable to NC channel
6
5
14
13
M decoding with extended address for NC channel
6
5
14
13
© Siemens AG 1991 All Rights Reserved
11
10
9
3
2
1
4
3
2
12
11
10
4
3
2
12
11
10
4
3
2
12
11
10
4
3
2
12
11
10
6ZB5 410-0HE02
SINUMERIK 880 (PJ)
05.91
8
0
1
9
1
9
1
9
1
9
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