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3.5.2.1.
Explicit Messaging Connection Object Instance Attributes (Instance 1)
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1 State
USINT Get
State of the object
00 = Non-existent
01 = Configuring
02 = Waiting for connection ID
03 = Established
04 = Timed Out
05 = Deferred Delete
-
2 Instance_type
USINT Get
Indicates connection type
0
Explicit
Message
3 TransportClass_trigger
USINT Get
Connection behavior
0x83
Server
Transport
Class 3
4 Produced_connection_id UINT Get
Placed in CAN ID field when
transmitting
-
5 Consumed_connection_id UINT Get
CAN ID field value denoting received
messages
-
6 Initial_comm_characteristics
USINT Get
Defines producing / consuming
message groups
0x21
Send: Gr. 2
Resp: Gr. 2
7 Produced_connection_size UINT Get
Max number of bytes transmitted
across this connection
39
8 Consumed_connection_size UINT Get
Max number of bytes received across
this connection
39
9 Expected_packet_rate
UINT Get/Set
Defines timing associated with this
connection
(0)
12 Watchdog_timeout_action USINT Get/Set
Inactivity/watchdog timeout action
1
(Auto Delete)
13
Produced_connection_path
_length
UINT
Get
Number of bytes in
produced_connection_path
attribute
0
14 Produced_connection_path
USINT
(ARRAY)
Get
Specifies Application Object(s)
whose data is to be produced by
this connection
Empty
15
Consumed_connection_path
_length
UINT
Get
Number of bytes in
consumed_connection_path
attribute
0
16 Consumed_connection_path
USINT
(ARRAY)
Get
Specifies Application Object(s) whose
data is to be consumed
by this connection
Empty
18
Connection_multiplier
_timeout
USINT
Get/Set
Specifies the multiplier to the
expected_packet_rate value to derive
the value for the Inactivity/Watchdog
Timer
0
3.5.2.2.
Connection Class Common Services
Supported
Service
Code
Service Name
Class
Instance
Description of Service
0x05 Reset
N/A
Yes
Used to reset all resetable connection objects.
0x0E Get_Attribute_Single
Yes
Yes
Returns the contents of the specified attribute.
0x10 Set_Attribute_Single
N/A
Yes
Modifies the value of the specified attribute.