Filter
Top Products
8-7
8-2-5 DeviceNet Connection Objects: Class 05 Hex
DeviceNet connection objects are objects related to information and operations involving CompoBus/D
(DeviceNet) communications connections. The Master Unit uses the information and operations of
these objects to execute the initial processing for communications.
H Support Service Codes
Service Code No. (Hex) Service
0E Get attribute single
10 Set attribute single
H Object Details
Instance Attribute Name Content Setting
range
Default
(Hex)
Read Write Size
00 01 Object Software
Revision
Indicates class 05 software
revisions. The revision
value is advanced
whenever there is a
change.
--- 0001 Yes No Word
01
Explicit
message
01 State Indicates the status of this
object (instance).
00: Does not exist in
network, or is not ready.
01: In network state, waiting
for connection event from
Master Unit.
02: Waiting for connection
ID (attribute) writing.
03: Connection completed.
04: Timeout
--- Must be
“03”
when
commu-
nications
are es-
tab-
lished.
Yes No Byte
02 Instance type Indicates the type of object
(instance).
00: Explicit message
01: Remote I/O
--- 00 Yes No Byte
03 Transport class trigger Indicates the
communications
configuration for the
CompoBus/D
Communications Card.
--- 83 Yes No Byte
04 Produced connection ID
Indicates the label used for
the communications header
for the CompoBus/D
--- --- Yes No Word
05 Consumed connection
ID
Communications Card.
Note: These are set when
the communications
connection is made.
--- --- Yes No Word
06 Initial comm
characteristics
Indicates the
communications
configuration for the
CompoBus/D
Communications Card.
--- 21 Yes No Byte
07 Produced connection
size
Indicates the maximum
number of bytes for
transmission.
--- 0020 Yes No Word
08 Consumed connection
size
Indicates the maximum
number of bytes for
reception.
--- 0020 Yes No Word
Appendices Chapter 8