Technical data

Self-Test Error Messages, Continued
Extended Error Format 0008:
This format is used by the synchronous communication option
null request.
020 0008 0008 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
0000 0000 0000
Format Meaning
020 The FRU for the DSW21 communications
device
0008 Format type
0008 The currently running null request
Extended Error Format 0009:
This format is used by the DSW21 communications device when
an exception occurs.
020 0009 00EEaaaa bbbbcccc dddd0000 00000000 0000eeee ffffgggg
00000000
Format Meaning
020 The FRU for the DSW21 communications
device
0009 Format type
aaaa Command status register
bbbb Stack pointer high
cccc Exception vector
dddd Stack pointer low
eeee Status register
ffff PC low
gggg PC high
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