Computer Drive Installation Instructions

12 Functional Descriptions 10.94
12.28.4 Format of interface data blocks
12.28.4 Format of interface data blocks
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7 6 5 4 3 2 1 0
Bit No.
Byte No.
DL 0
with
acknowldg.
Read/
write STROBE
DR 0
DL 1
DR 1
DL 2
DR 2
DL 3
DR 3
DL 4
DR 4
DL 5
DR 5
DL 6
DR 6
DL 7
DR 7
DB 2 configuring DB
O p e r a t i n g m o d e
15 14 13 12 11 10 9 8
E, r r o r c o d e f r o m N C
J o b N o . f r o m P L C
N o . o f d a t a t r a n s f e r a r e a
N C u p d a t i n g r a t e
F u n c t i o n i d e n t i f i e r
C o n f i g u r i n g p a r a m e t e r 1 L O W
C o n f i g u r i n g p a r a m e t e r 1 H I G H
C o n f i g u r i n g p a r a m e t e r 2 L O W
C o n f i g u r i n g p a r a m e t e r 2 H I G H
C o n f i g u r i n g p a r a m e t e r 3 L O W
C o n f i g u r i n g p a r a m e t e r 3 H I G H
C o n f i g u r i n g p a r a m e t e r 4 L O W
C o n f i g u r i n g p a r a m e t e r 4 H I G H
DL 10
DR 10
R e s e r v e d
R e s e r v e d
R e s e r v e d
R e s e r v e d
12–284 © Siemens AG 1992 All Rights Reserved 6FC5197- AA50
SINUMERIK 840C (IA)