Siemens SINUMERIK 840C - Page 143

5 PLC Interface 10.94
5.3.1 Channel-specific signals
High byte (DL) Low byte (DR)
Data
word
No.
DW 31
Bit 15 Bit 0
DW 32
Bit 15 Bit 0
DW 33
Bit 15 Bit 0
DW 34
Bit 15 Bit 0
DW 35
Bit 15 Bit 0
DW 36
Bit 15 Bit 0
DW 37
Bit 15 Bit 0
DW 38
Bit 31 Bit 16
DW 39
Bit 15 Bit 0
Stored words of block information
Extended address M word 1 (binary)
Extended address M word 1 (binary)
M word 2 (binary)
Extended address M word 3 (binary)
M word 3 (binary)
Extended S address (binary or BCD)
10
1
10
0
S word (binary or BCD)
10
7
10
6
10
5
10
4
S word (binary or BCD)
10
3
10
2
10
1
10
0
M word 1 (binary)
Channel
PLC-NC
interface
DB
NC MD for BCD output
S T D H F
1
2
3
4
5
1)
6
1)
DB 10
DB 11
DB 12
DB 13
DB 14
DB 15
5440.3
5441.3
5442.3
5443.3
5444.3
5445.3
-.4
-.4
-.4
-.4
-.4
-.4
-.5
-.5
-.5
-.5
-.5
-.5
-.6
-.6
-.6
-.6
-.6
-.6
-.7
-.7
-.7
-.7
-.7
-.7
_______
1) SW 4 and higher
5–26 © Siemens AG 1992 All Rights Reserved 6FC5197- AA60
SINUMERIK 840C (IA)