MELSEC-WS
Ethernet interface module
39
Normal operation
The following message is sent from the Ethernet interface module to the application
while operating in auto update mode.
Parameter
Length
Value
Command WORD
002E
H
= 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 4.1
and Section 4.3.
3.5.3
TCP/IP process image example
The following example shows a possible process image sent by an Ethernet
interface module via TCP/IP in auto update mode:
Byte values
(hex)
Part of message
Meaning
00 2E
Command
Auto update data sets (see Table 12)
00 32
Command
parameters
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
Length of data set 4: 60 bytes
03 FF 03 03
Data set 1
(default byte
assignments, see
Table 15)
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
Not assigned
Table 12:
Auto update mode
normal operation
message
Table 13:
TCP/IP process image
example
Содержание Melsec WS Series
Страница 1: ...Safety Controller Ethernet Interface Module User s Manual WS0 GETH ...
Страница 2: ......
Страница 89: ...Procedures before operation MELSEC WS 86 ...
Страница 90: ...MELSEC WS Procedures before operation 87 ...
Страница 91: ...Procedures before operation MELSEC WS 88 ...
Страница 97: ...Procedures before operation MELSEC WS 94 ...
Страница 98: ...MELSEC WS Procedures before operation 95 ...
Страница 99: ...Procedures before operation MELSEC WS 96 ...
Страница 108: ...MELSEC WS Procedures before operation 105 Sample program auto update mode Figure 62 Sample program auto update mode ...
Страница 141: ......