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ZiLOG System 8000

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HRM
TEST
NAME
Zilog
HRM
TEX
-
tests
magnetic
tape
ca~tridges
PARAMETERS
datpat:
Entered
in
hexadecimal.
The
data
pat~t~r:1
'·r·Ltt,~:1
on
the
tape
(default
=OxSS55).
pr
_wr
_rr:
Entered
in
hexadec
imal.
The
fir'st
t'"",o
nibbl-=3,
pr,
are
the
number
of
times
the
pattern
written
to
tape
is
read
and
verified
(default:Ox1Q).
The
second
nibble,
wr,
is
the
number
of
retries
used
in
writing
the
~ata
(default=O).
The
third
nibble,
rr,
i3
the
number
of
retries
permitted
during
a
read
ope~ation
(default:OxA).
numblk:
Entered
in
hexadecimal.
The
number
of
blocks
which
are
written,
read,
and
verified
as
a
Ox10
byte
group.
u
st
et
w:
Entered
in
hexadecimal.
Tha
fi~3t
nibble
selects
which
unit
will
test
the
tape.
The
second
nibble
specifies
the
track
where
testing
begins.
The
third
nibble
is
the
track
where
testing
ends.
The
four'th
digit,
if
~on
zero,
causes
a
tape
warmup.
A
tape
warmup
moves
the
tape
to
the
logical
end-of-tape,
and
then
rewinds.
Def3ult
values
are
0,
0,
3,
and
1,
respectively.
DESCRIPTION
This
test
pe~far~s
the
following:
(1)
Retries
are
set
to
wr.
(2)
Write
numblk
blocks
of
1000H
bytes
(starting
at
tr'ack
st)
with
a
data
pattern
of
datpat.
(3)
Retries
are
set
to
rr.
Reads
the
blocks
just
written
pr
times,
and
compares
to
ensure
valid
data.
( 4 )
If
EaT
is
encountered,
proceed
to
step
5 ;
if
not,
return
to
step
1 •
( 5 )
Rewind
and
move
to
next
track;
if
at
track
et+
1 ,
3top
test;
if
not,
return
to
step
1 .
Counters
and
error
totals
are
displayed
at
the
end
of
each
read
and
write.
A
detailed
log
of
the
last
17
errors
r e
cor
d
ed,
i.3 av
ail
ab1 e b y P
r"
e
.3
.3
i
!1
g S
TAR
T
a:1
den
t er i ng
ft
E"
to
the
menu
prompt.
A-97
Zilog
A-97

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