BECKHOFF ILxxxx-B520 - Manual (Page 32)

Analog Output Channel Object
29 ILxxxx-B520
7 Analog Output Channel Object
Analog Output Channels The Analog Output Channel Class allows the access to the IO-Data and
the Register Data of each analog output channel of the ILxxxx-B520 and
the connected extension boxes. At Boot Up the ILxxxx-B520 determines
the number of analog output channels and creates one instance of the
object class for each channel.
The Analog Output Channel Object Class is Vendor specific and within in
the range of the Vendor specific Class Codes.
Class Code:
104 (68hex)
Class Attributes
Attribute
ID
Access
Rule
Name Data
Type
Description Semantics of
Value
1 get Revision UINT Revision of implementation 1
2 get Max. Instance UINT Max. number of instances
Instance Attributes
Attribute
ID
Access
Rule
Name Data
Type
Description Semantics of Value
1
(01hex)
Get/set Value Array of
BYTE Value of analog output
channel Number of Bytes
differs between ana-
log and special signal
extension boxes
2
(02hex)
get Value Length USINT Value length in Bytes
100
(64hex)
get/set
1
Register 0 DWORD Value of Register 0 of
the
analog output
channel
see semantics
: : : : : :
106
(6Ahex)
get Register 6 DWORD Diagnosis Register see semantics
: : : : : :
163
(A3hex)
get/set
1
Register 63 DWORD Value of Register 63 of
the
analog output
channel
see semantics
1: before writing the registers the write protection of the registers has to be disabled.