Download 1770-6.5.16, Front Cover

Communication Commands
7–7
download all request (download)
• PLC5
• PLC5/250
(receive only)
• PLC5/VME
Places a PLC-5 processor in Download mode before downloading a
complete system. A “no privilege” error is returned if the requestor
does not have privilege to place the processor in Download mode.
This error occurs when:
• the processor is in Run or Remote Run mode (must be in Program
or Remote Program mode)
• the processor is being edited
• some other node is already downloading to the processor
C
DST SRC CMD STS
0F
TNS
FNC
50
R
SRC DST
CMD STS
4F
TNS
EXT
STS
The EXT STS field may be attached to the reply packet only when there is an error.
download completed
Use after downloading a complete system to place the processor
back in the mode that it was in. (For PLC-5 processors, it returns to
the mode it was in prior to executing download all request.)
• PLC5
• PLC5/250
(receive only)
• PLC5/VME
• SLC 500
• SLC 5/03
• SLC 5/04
C
DST SRC CMD STS
0F
TNS
FNC
52
R
SRC DST
CMD STS
4F
TNS
EXT
STS
The EXT STS field may be attached to the reply packet only when there is an error.
Publication 17706.5.16 - October 1996