Siemens SINUMERIK 840C - Page 144

09.95 5 PLC Interface
5.3.1 Channel-specific signals
High byte (DL) Low byte (DR)
Data
word
No.
DW 40
Bit 15 Bit 0
DW 41
Bit 31 Bit 16
DW 42
Bit 15 Bit 0
DW 43
Bit 15 Bit 0
DW 44
Bit 31 Bit 16
DW 45
Bit 15 Bit 0
DW 46
Bit 15 Bit 0
DW 47
Bit 15 Bit 0
DW 48
Bit 31 Bit 16
DW 49
Bit 15 Bit 0
DW 50
:
DL 51
8th level 7th level 6th level 5th level 4th level 3rd level 2nd level 1st level
DR 51
Stored words of block information
D word (binary or BCD)
10
2
10
1
10
0
Extended F address
10
1
10
0
F word
10
n+7
10
n+6
10
n+5
10
n+4
Extended T address (binary or BCD)
10
1
10
0
T word (binary or BCD)
10
7
10
6
10
5
10
4
T word (binary or BCD)
10
3
10
2
10
1
10
0
Extended H address (binary or BCD)
10
1
10
0
H word (binary or BCD)
10
7
10
6
10
5
10
4
H word (binary or BCD)
10
3
10
2
10
1
10
0
F word
10
n+3
10
n+2
10
n+1
10
n
Reserved
:
:
Select block skip in several levels
2)
_______
1) Depends on the input resolution (e.g. 10
-3
=n=-3) and G95 (n=-3) or G94 (n=-2). The speed is larger by a
factor of 10 than that of G95.
2) SW 2 and higher
© Siemens AG 1992 All Rights Reserved 6FC5197- AA60 5–27
SINUMERIK 840C (IA)