
DN120 DeviceNet Gateway User’s Manual
Microscan Systems, Inc.
30
DEVICENET OBJECT
The DeviceNet Object contains information about the DN120 DeviceNet interface configuration.
DeviceNet Object
Class Code 03 (0x03)
Class
Attribute
Access Name
Type
Value
1
Get
Revision
UINT
2
Instance
Attribute
Access Name
Type
Value
1
Get/Set MAC ID
USINT
Settable only if MAC ID switches > 63.
Valid numbers are 0 to 63. Returns last
value set or switch value.
2
Get/Set Baud Rate
USINT
Settable only if Baud switch > 2. Valid
settings are 0 = 125K, 1 = 250K, 2 = 500K.
Returns last value set or switch value.
3
Get/Set Bus Off Interrupt
BOOL
0 = hold CAN in OFF state (default)
1 = reset CAN
4
Get/Set Bus Off Counter
USINT
Writing this attribute forces counter value
to zero.
5
Get
Allocation Information STRUCT of
Choice Byte
BYTE
bit 0 = explicit msg, set to 1 to allocate
bit 1 = polled IO, set to 1 to allocate
bit 2 = strobed IO, not supported
bits 3-7 = reserved, set to 0
Master Node Address USINT
Allocated to this DeviceNet master
Common Services
Service Code
Class
Instance
Service Name
14 (0x0E)
Yes
Yes
Get_Attribute_Single
16 (0x10)
No
Yes
Set_Attribute_Single
75 (0x4B)
No
Yes
Allocate Master/Slave
76 (0x4C)
No
Yes
Release Master/Slave