WAGO DeviceNet 750-306, Техническое описание

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132 • DeviceNet
Configuration / Parametering with the Object Model
WAGO-I/O-SYSTEM 750
DeviceNet
Description of the instances:
Instance ID Description
1 reference to the first analog output point
2 reference to the next analog output point
...
255
reference to the last possible analog output point
Instance 1 to 255:
Attribute
ID Used in
buscoupler Access
rule Name Data type Description Value
1 dep. on kind
of connected
modules get AOPOBJ_
VALUE Array of
Byte output data actual
output
value
2 dep. on kind
of connected
modules get AOPOBJ_
VALUE USINT output data length number
of Bytes
Services:
Service Code Service Name Description
0x0E Get_Attribute_Single Used to read a DeviceNet Object attribute
value
0x10 Set_Attribute_Single Used to modify a DeviceNet object attribute
value
5.6.2.2 Supplement to the Object Model for Controller 750-806
5.6.2.2.1 Bit-Strobe
•
Consumed Path changeable (Discrete Output Point (class 0x66) or 0 valid)
•
Produced-Path changeable like a poll connection (if data size more than 8
bytes, only the first 8 bytes are transmitted)
5.6.2.2.2 Dynamic Assembly
•
Two dynamic assembly instances possible (instance 100 and 101)
Attribute ID Used in
buscoupler Acces
Rule Name DeviceNet data
type Description of attribute Semantics
of values
1 Required Get Number of
Members in
List UINT Max.51 members possible
2 Get/Set Member List Array of Struct The member list is an array
of DeviceNet paths
Member Data
Description UINT Size of member data Size in
bits
Member Path
Size UINT Size of member path Size in
bytes
Required
Member Path
(**)
EPATH
3 Required Get/Set Data Array of Byte