
Chapter
5
Operating Instructions
Flexi Soft Gateways
46
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
8012664/XB29/2013-06-11
Subject to change without notice
Ethernet gateways
Normal operation
The following message is sent from the gateway to the application while operating in auto
update mode.
Parameter
Length
Value
Command
WORD
002Eh = Auto update data set(s) message
Data set 1
length
WORD
0 = Data set not returned in data set(s) data field
Non-zero = Length of data set
Data set 2
length
WORD
0 = Data set not returned in data set(s) data field
Non-zero = Length of data set
Data set 3
length
WORD
0 = Data set not returned in data set(s) data field
Non-zero = Length of data set
Data set 4
length
WORD
0 = Data set not returned in data set(s) data field
Non-zero = Length of data set
Data set(s) data Array of bytes
(length dependent
on set definition)
Data set(s) information. Details see section 3.3 “Data transmitted into
the network (input data sets)” on page 14 and chapter 7 “Layout and
content of the process image” on page 173.
5.1.3
TCP/IP process image example
The following example shows a possible process image sent by a FX0-GENT gateway via
TCP/IP in auto update mode:
Byte values [hex] Part of message
Meaning
00 2E
Command
Auto update data sets (see Tab. 27)
00 32
Length of data set 1: 50 bytes
00 20
Length of data set 2: 32 bytes
00 3C
Length of data set 3: 60 bytes
00 3C
Command parameters
Length of data set 4: 60 bytes
03 FF 03 03
Logic results 0-3
C0
Input values module 1:
C0 = 11000000 = Inputs I8 and I7
Active
03
Input values module 2:
03 = 00000011 = Inputs I2 and I1
Active
3F 05
05 05 00 00
00 00 00 00
Input values module 3-12
00 00 00 00
00 00 00 00
00 00 00 00
Output values module 1-12
00 00 00 00
00 00 00 00
00 00 00 00
00 00 00 00
00 00 00 00
00 00
Data set 1
(default byte assign-
ments, see Tab. 5)
Not assigned
Tab. 27: Auto update mode
normal operation message
Tab. 28: TCP/IP process
image example