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06.91
User interf. (PLC 1)
DB 101
DB 102
PLC1
Basic
software
Multiport RAM
I/O buffer 1
I
O
COM
CL task
Connection
monitoring
Dual port RAM
Buffer pair 1
I
O
Com-
SINUMERIK driver
mand
lists
Device management
Allocat.
lists
log.part.
Network software
CP
Bus or serial connection
Addressing
_______
1)
only for SINUMERIK 880
© Siemens AG 1989 All Rights Reserved
SINUMERIK 840/880 (PJ)
1)
User interf. (PLC 2)
DB 101
DB 102
1)
PLC 2
Basic
software
I/O buffer 6
I
O
PP
memory
Buffer pair 16
I
O
AP monitor or
or procedure
6FC5 197-0AB20-0BP0
6 Message Frames
6.6 Addressing
Useful
Fct.
Id.
data
No.
6-10
DB no.
Useful
Log.
Fct.
Address.
Id.
data
Part
no.
data
6-10
Log.
Fct.
Address.
Id.
part.
no.
data
6-10
Identi-
fication
Protocol
Identi-
header
fication
Useful
Protocol
Identi-
header
fication
Procedure or
netw. header
in some configurations only
DW
no.
Useful
data
Useful
data
Useful
data
Useful
data
data
6–15
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