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05.91
3.8
Serial interface (DB 37)
15
14
Byte
No.
7
6
DL 0
DR 0
Signals for data transfer initiative PLC (Section 12.1)
15
14
Byte
No.
7
6
DL 1
DR 1
DW 2
DW 3
DW 4
DW 5
DL 6
© Siemens AG 1991 All Rights Reserved
SINUMERIK 880 (PJ)
Interface signals (Section 12.1)
13
12
Bit No.
5
4
RS232C (V.24) b u s y
13
12
Bit No.
5
4
D a t a t y p e f o r d a t a o u t p u t
D a t a t y p e f o r d a t a o u t p u t
I n i t i a l n u m b e r
E n d n u m b e r
C h a n n e l n u m b e r
6ZB5 410-0HE02
3 Signal Overview
3.8 Serial interface (DB 37)
11
10
9
3
2
1
4
3
2
11
10
9
3
2
1
RS232C
Data
start
(V.24)
output
abort
Error
during
data
transfer
8
0
1
8
0
Data
start
input
Data
transfer
ended
3–33
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