HMS Anybus X-gateway User Manual page 30

Table 3-4 explains how the data point parameters are used when configuring a
diagnostic table.
Parameter
Data Point Type
Table Offset
Table Size
PGN
Target Address
Update Rate
Message Offset
Note: See "J1939 Diagnostic Messages" on page 6-9 for details of the format of
the diagnostic tables in the J1939 device input data.
Note: The J1939 I/O configuration is initialized at X-gateway bootup and when-
ever a new configuration is downloaded to the module from BWConfig. Any
changes made to the I/O configuration will take place immediately after the con-
figuration is downloaded to the module.
© 2012 HMS Industrial Networks AB
Set to Active DTC or Previously Active DTC
to configure a diagnostic table.
See Table 3-3.
The number of diagnostic entries this table
can hold. This will be the maximum amount
of diagnostics that can be placed into the table.
If the J1939 diagnostic message from the
device contains more diagnostics than fit in
the table, only those that fit will be copied,
and the high bit in the table header will be set
to indicate that the table has overflowed. The
table size is limited to 128 entries. Note that
the total space occupied in the J1939 device
input data will be (size * 4) + 2 bytes.
This will automatically be set to DM1 or DM2
The J1939 address of the device from which
this table is to monitor diagnostics.
See Table 3-3.
This will automatically be set to 0
Table 3-4 Input Data Point Parameters for Diagnostic Tables
Description
Configuration 3-16
Allowable
Range
Active DTC,
Previously
Active DTC
1-128
DM1, DM2
0-253
0
Doc.Id. HMSI-168-25