Yokogawa digitalYEWFLO (DY-FF) - Manual (Page 124)

<APPENDIX 7. LINK MASTER FUNCTIONS>
A7-7
IM 01F06F00-01EN
(8) DlmeBasicInfo
Sub-
index
Element
Size
[bytes]
Description
1 SlotTime 2 Indicates the
capability value for
V(ST) of the device.
2 PerDlpduPhlOverhead 1 V(PhLO)
3 MaxResponseDelay 1 Indicates the
capability value for
V(MRD) of the device.
4 ThisNode 1 V(TN), node address
5 ThisLink 2 V(TL), link-id
6 MinInterPduDelay 1 Indicates the
capability value for
V(MID) of the device.
7 TimeSyncClass 1 Indicates the
capability value for
V(TSC) of the device.
8 PreambleExtension 1 V(PhPE)
9 PostTransGapExtension 1 V(PhGE)
10 MaxInterChanSignalSkew 1 V(PhIS)
(9) PlmeBasicCharacteristics
Sub-
index
Element
Size
[bytes]
Value Description
1 Channel
Statistics
Supported
1 0 Statistics
data are not
supported.
2 Medium
AndData
Rates
Supported
8 0x49 00 00 00 00 00 00 00 Wire medium,
voltage mode,
and 31.25 kbps
are supported.
3 IceVersion 2 0x0403 IEC 4.3 is
supported.
4 NumOf
Channels
1 1
5 Power
Mode
1 0 0: Bus-powered;
1: Self-powered
(10) ChannelStates
Sub-
index
Element
Size
[bytes]
Value Description
1 Channel 1 1 0x00 In Use, No Bad since last
read, No Silent since last read,
No Jabber since last read, Tx
Good, Rx Good
2 Channel 2 1 0x80 Unused
3 Channel 3 1 0x80 Unused
4 Channel 4 1 0x80 Unused
5 Channel 5 1 0x80 Unused
6 Channel 6 1 0x80 Unused
7 Channel 7 1 0x80 Unused
8 Channel 8 1 0x80 Unused
(11) PlmeBasicInfo
Sub-
index
Element
Size
[bytes]
Value Description
1 InterfaceMode 1 0 0: Half duplex;
1: Full duplex
2 LoopBackMode 1 0 0: Disabled;
1: MAU; 2: MDS
3 XmitEnabled 1 0x01 Channel 1 is enabled.
4 RcvEnebled 1 0x01 Channel 1 is enabled.
5 PreferredReceive
Channel
1 0x01 Channel 1 is used for
reception.
6 MediaType
Selected
1 0x49 Wire medium, voltage
mode, and 31.25 kbps
are selected.
7 ReceiveSelect 1 0x01 Channel 1 is used for
reception.
(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 parameter stops execution of the
active schedule.
(13) LinkScheduleListCharacteristicsRecord
Sub-
index
Element
Size
[bytes]
Description
1 NumOf
Schedules
1 Indicates the total number of
LAS schedules that have been
downloaded to the domain.
2 NumOfSub
SchedulesPer
Schedule
1 Indicates the maximum number
of sub-schedules an LAS
schedule can contain. (This
is fi xed to 1 in the Yokogawa
communication stacks.)
3 ActiveSchedule
Version
2 Indicates the version number
of the schedule currently
executed.
4 ActiveSchedule
OdIndex
2 Indicates the index number
of the domain that stores the
schedule currently executed.
5 ActiveSchedule
StaringTime
6 Indicates the time when the
current schedule began being
executed.