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Toe RAM Information
Table 8-2. Last-Stoll Value Meanings
VALUE
MEANING
$OO-$OF
Halts 0 through 15 (halt instructions executed)
$IO-$IF
System Halt 0 through 15 (firmware detected traps). See Table 8-
3.
$20
WCS parity error
$11
Watc.:hdog Timer
$22
Power failure
$23
Control B (maintenance mode invoked)
$24
Mult iple bit paril y error
$25
51MB bus parity error
$7F
MPE UP status removed by software. Disables Power Fail Auto
Restart.
$80
System was runnillg MPE or other software. Enables Power Fail Auto
Restart.
$81-$FF
Unused. These values may be seen upon TOC power-on.
NOTE
Values between
SOD
and
$FF
not shown in Table
H-2
are undefined.
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