User Manual
IM 01C22T02-01E
A-30
APPENDIX 5. Link Master Functions
(8) DlmeBasicInfo
Element Description
Sub-
index
Size
[bytes]
2
1
1
1
2
1
1
1
1
1
Indicates the capability 
value for V(ST) of the 
device.
V(PhLO)
Indicates the capability 
value for V(MRD) of 
the device.
V(TN), node address
V(TL), link-id
Indicates the capability 
value for V(MID) of the 
device.
Indicates the capability 
value for V(TSC) of the 
device.
V(PhPE)
V(PhGE)
V(PhIS)
SlotTime
PerDlpduPhlOverhead
MaxResponseDelay
ThisNode
ThisLink
MinInterPduDelay
TimeSyncClass
PreambleExtension
PostTransGapExtension
MaxInterChanSignalSkew
1
2
3
4
5
6
7
8
9
10
TA0509.EPS
(9) PlmeBasicCharacteristics
Element Value Description
Sub-
index
Size
[bytes]
1
8
2
1
1
Statistics data 
are not 
supported. 
Wire medium, 
voltage mode, 
and 31.25 kbps 
are supported. 
IEC 4.3 is 
supported. 
0: Bus-powered; 
1: Self-powered
Channel
Statistics
Supported
Medium
AndData
Rates
Supported
IceVersion
NumOf
Channels
Power
Mode
0
0x49 00 00 00 00 00 00 00
0x0403
1
0
1
2
3
4
5
TA0510.EPS
(10) ChannelStates
Element
Value
Description
Sub-
index
Size
[bytes]
1
1
1
1
1
1
1
1
In Use, No Bad since last 
read, No Silent since last 
read, No Jabber since last 
read, Tx Good, Rx Good
Unused
Unused
Unused
Unused
Unused
Unused
Unused
Channel 1
Channel 2
Channel 3
Channel 4
Channel 5
Channel 6
Channel 7
Channel 8
0x00
0x80
0x80
0x80
0x80
0x80
0x80
0x80
1
2
3
4
5
6
7
8
TA0511.EPS
(11) PlmeBasicInfo
Element
Value
Description
Sub-
index
Size
[bytes]
1
1
1
1
1
1
1
0: Half duplex; 
1: Full duplex
0: Disabled; 1: MAU; 
2: MDS
Channel 1 is enabled.
Channel 1 is enabled.
Channel 1 is used for 
reception.
Wire medium, voltage 
mode, and 31.25 kbps 
are selected.
Channel 1 is used for 
reception.
InterfaceMode
LoopBackMode
XmitEnabled
RcvEnebled
PreferredReceive
Channel
MediaType
Selected
ReceiveSelect
0
0
0x01
0x01
0x01
0x49
0x01
1
2
3
4
5
6
7
TA0512.EPS
(12) LinkScheduleActivationVariable
Writing the version number of an LAS schedule, which
has already been downloaded to the domain, to this
parameter causes the corresponding schedule to be
executed. On the other hand, writing 0 to this param-
eter stops execution of the active schedule.
(13) LinkScheduleListCharacteristicsRecord
Element Description
Sub-
index
Size
[bytes]
1
1
2
2
6
Indicates the total number of 
LAS schedules that have been 
downloaded to the domain.
Indicates the maximum number 
of sub-schedules an LAS 
schedule can contain. (This is 
fixed to 1 in the Yokogawa 
communication stacks.)
Indicates the version number of 
the schedule currently executed.
Indicates the index number of 
the domain that stores the 
schedule currently executed.
Indicates the time when the 
current schedule began being 
executed.
NumOf
Schedules
NumOfSub 
SchedulesPer
Schedule
ActiveSchedule
Version
ActiveSchedule
OdIndex
ActiveSchedule
StaringTime
1
2
3
4
5
TA0513.EPS
(14) DlmeScheduleDescriptor
This parameter exists for the same number as the total
number of domains, and each describes the LAS
schedule downloaded to the corresponding domain.
For the domain to which a schedule has not yet been
downloaded, the values in this parameter are all zeros.










