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4.6.6 RAS Information Read Request
(1) The Function
Reads the RAS information on the DN211 from the T2/T2E/T2N. This RAS information includes
RAS history counter, event history, and execution node information (execution information of the
slave devices that DN211 has); these three types of information are different from those in the
RAS information area.
Unless the DN211 is in initialize mode, these types of information can be read anytime.
The content of the RAS data read is explained in "6.3 RAS Information Reading Data."
(2) Data Part Format
a) Request
Request area
0334H Request code (0015H)
0335H Request information type
0336H Start position
The dotted line is valid only for event history.
0337H Number of events to read
A history of up to 10 events can be read.
Request type: 1…RAS history, 2…Event history, 3…Execution node information,
4…RAS information clear
Start position: Specifies from where to read event history.
0 specified: Newest event
b) Acknowledgement
Acknowledgement area
02D0H Request code (0015H)
02D1H Completion status
02D2H Number of RAS information words
Number of RAS data words read
02D3H RAS information
:
:
See "4.7 Completion Status" for the above completion status.