GE Industrial Solutions ASTAT XT - Manual (Page 113)

113 • Appendix C - DeviceNet™ to Modbus™ Gateway
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C.5.4. Common Services
Implemented for Service
Code
Class Level Instance Level
Service Name
0E
HEX
Yes Yes Get_Attribute_Single
10
HEX
Yes Yes Set_Attribute_Single
C.6. Connection Object (05
HEX –
2 Instances)
C.6.1. Class Attributes (Instance 0)
Attribute
ID Name DeviceNet
Data Type
Data
Value Access Rule
1 Revision UINT 1 Get
C.6.2.
Instance Attributes (Instances 1-2) Explicit, Polled I/O
Attribute
ID Name DeviceNet
Data Type
Data Value Access
Rule
Instance 1 50 Instance 2 51
1 State USINT 0 = NonExistent
3 = Established
5 = Deferred
Delete 0 = NonExistent
1 = Configuring
3 = Established
4 = Timed Out Get
2 Instance Type USINT 0 1 Get
3 Transport
Trigger
usint 83
HEX
82
HEX
Get
4 Produced
Connection ID
uint 10xxxxxx011
BIN
xxxxxx
= Node Address
01111xxxxxx
BIN
xxxxxx
= Node Address
Get
5 Consumed
Connection ID
uint 10xxxxxx100
BIN
xxxxxx
= Node Address
10xxxxxx100
BIN
xxxxxx
= Node Address
Get
6 Initial Comm.
Character
USINT 21
HEX
01
HEX
Get
7 Produced
Connection
Size
uint 40 4 Get
8 Consumed
Connection
Size
uint 40 4 Get
9 Expected
Packet Rate
uint 2500 msec 0 Get /
Set
12 Watchdog
Timeout Action
USINT 4 = Deferred
Delete
0 = Timeout Get /
Set
13 Produced
Connection
Path Length
UINT 0 3 Get
14 Produced
Connection
Path
USINT Array NULL 0x62 0x36 0x34
(0x64 = 100) Get /
Set
52
15 Consumed
Connection
Path Length
UINT 0 0 Get
50 Instance 1 is an Explicit Message Connection.
51 Instance 2 is a Polled I/O Message Connection.
52 Must select Assembly via Connection Object per AC/DC Drive Profile (Symbolic Segment Type) – Stored in NVRAM