Self-Test Error Messages,
Continued
Format
Meaning
aaaa
Test status
bbbb
Data size (1=byte access, 2=word access,
4=long access)
cccc
Address low
dddd
Address high
eeee
Actual data
ffff
Expected data
Extended Error Format 0002:
This format is used by the DSW21 communications device self-
tests.
020 0002 aaaabbbb ccddeeff gghhiijj kkkkllll mmmmnnnn oooopppp
qqqqrrrr
Format
Meaning
020
FRU for the communications option
0002
Format type for the test
aaaa
Test status
bbbb
MC68302 Diagnostic test number
cc
Cable code for channel 1 SCC1
dd
Cable code for channel 2 SCC2
ee
Current hardware revision
ff
Current software revision
gg
Current channel under test (1, 2, 3)
hh
Current electrical interface
ii
Internal loopback mode (0=internal,
1=external)
jj
External channel count
Continued on next page
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