Rockwell-automation 1770, D17706.5.16 Ref Mnl DF1 Protocol Command Uživatelský manuál Strana 109

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7–22 Communication Commands
Publication
17706.5.16 - October 1996
read section size
Reads the size of the section most fully addressed by the system
address given. The size represents the size of the memory addressed
most fully expressed in words. If the address is more general than a
file address, the size also includes the overhead memory used to
maintain the file structure. If the address specifies a file, user data is
returned.
CMD
0F
STS
FNC
29
TNS
C
CMD
4F
STS
TNS
R
EXT
STS
The
EXT STS field may be attached to the reply packet only when there is an error
.
DST SRC
SRC DST
PLC sys. address
Size
Low word
Size
High word
Count
word
PLC3
Size
word
Count
word
PLC5
Data
type
Size
word
Count
word
PLC5/250
Data
type
Size
High word
Privilege
write read
Important: Some PLC-5 processors return the PLC-5/250 format.
reset diagnostic counters
Resets all the diagnostic timers and counters in the node interface
module = 0.
CMD
06
FNC
07
C
CMD
46
R
DST SRC
SRC DST
STS
TNS
STS
TNS
PLC3
PLC5
1774PLC
MicroLogix
1000
PLC2
PLC3
PLC5
SLC 500
SLC 5/03
SLC 5/04
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