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ZiLOG System 8000 Hardware Reference Manual

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HRM
21
SKFR
SKBR,
SKFR,
READ
WRITE,
WFM
Any
command
Any
command
Any
command
Any
command
READ,
WRITE,
WFM,
SKBF,
SKBR,
SKFF,
SKFR
REWIND,
STRK,
READ,
WRITE,
WFM,
EGP,
SKBF,
SKBR,
SKFF,
SKFR
READ,
WRITE,
WFM,
SKBR,
SEL,
MODE
READ,
WRITE,
WFM
C-4
Zilog
crossed.
During
forward
motion
(after
FM
detected)
blank
tape
or
end
of
tape
encountered
During
forward
motion
(after
track
boundary)
tape
failed
to
move
off
BOT
for
greater
than
166
MS.
Tape
write-protected
Tape
at
logical
load
point
Tape
at
end
of
tape
Data
detected
for
>
40"
(32K
bytes)
Tape
moves
forward
>
2.1
sec
and
fails
to
move"
from
Bot
to
LPS
No
block
found
where
one
is
know
to
exist
During
retry
blank
tape
found
while
moving
in
reverse
Zilog
HRM
21
INTV
and
HWERR
INTV
and
HWERR
PROT
LLP
LEOT
UNITO,
1
and
TRKO,
1
set
to
indicate
unit
and
track
selected.
TRKO,
1 = 0
if
drive
not
logically
loaded
INTV
and
HWERR
INTV
and
HWERR
INTV
and
HWERR
INTV
and
HWERR
C-4

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ZiLOG System 8000 Specifications

General IconGeneral
BrandZiLOG
ModelSystem 8000
CategoryDesktop
LanguageEnglish

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