12BAppendix D: Example Messages
85BExplicit Messaging
113
0
0
GROUP 2 MESSAGE ID
(fixed 2 bit hex value)
DESTINATION MAC ID (= 5)
(6 bit hex value)
MESSAGE TYPE ID
(fixed 3 bit hex value;
explicit request shown)
10
000101
100
= 42C
hex
MESSAGE HEADER
Frag Bit
XID Bit
Source MAC ID (= 1)
CLASS CODE
(Identity Object)
01
hex
INSTANCE ID
ATTRIBUTE ID
(Vendor Identification)
01
hex
01
hex
Step 1
.
CAN
IDENTIFIER
FIELD
SERVICE CODE
Request Bit
Service ID
(Get_Attribute_Single = 0E
hex
)
0
= 0E
hex
0001110
Step 3
.
CAN DATA
FIELD
Message Body
Step 4
.
CAN DATA
FIELD
Message Body
000001
= 01
hex
Step 2
.
CAN DATA
FIELD
Message Header
Figure 11: Explicit Request Message Components
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