Apple IIe - Page 257

The System
Monitor
257
monitor
will
display
the
source
address
of
the
discrepancy,
its
contents
,
and
what
data
should
have
been
there.
The
format
of
the
verify
command
is
identical
to
that
of
the
move
command
,
except
for
the
trailing
command
letter
.
XXXX
< YYYY.ZZZZ V
XXXX
is
the
starting
address
of
the
destination
(what
the
source
is
compared
to).
YYYY
is
the
starting
address
of
the
source,
and
ZZZZ
is
the
ending
address
of
the
source
.
*300<
EOOO.
EOOF
M
*300<
EOOO
.
EOOFV
*300.30F
0300-
20
00
0308-
4C
EO
FO
FD
4C
60
B3
8A
E2
29
EOOO-EOOF
contains
the
same
data
as 300-30F.
*308:AA
BB
*300<
EOOO.
EOOFV
E008-
4C (AA)
E009-
ED
(BB)
85
20
33
FO
Because
of
the
manner
of
which
the
move
and
verify
commands
are
executed,
certain
programming
tricks
are
possible.
To
store
a
pattern
of
data
in
memory
procede
as
follows:
Store
the
pattern
to
be
replicated
in
the
first
position
of
the
range.
*1000: AA
BB
CC
DD
If
N
is
the
number
of
data
values
in
the
pattern
,
and
if
SSSS
is
the
start
address
and
EEEE
is
the
ending
address
;
enter
the
following:
SSSS+N<
SSSS
.
EEEE-N
M