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HP HP-67 User Manual

HP HP-67
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292
Card
Reader
Operations
For
example,
if
you
load
data
from
the
magnetic
card
now
without
pressing
€3
first,
the
contents
of
all
storage
registers
in
the
calculator
will
be
replaced
by
data
from
the
card.
Pass
side
1
of
the
data
card
through
the
card
reader.
Display
Crd
Now
pass
side
2
of
the
data
card
through
the
card
reader.
Press
Display
o
15.00
Register
review
verifies
that
o
15.00
all
data
from
card
is
now
0
15.00
loaded
into
the
calculator.
Note
that
when
the
card
was
recorded
many
storage
registers,
including
I,
contained
zero.
When
the
card
was
then
read
and
data
loaded
into
the
calculator,
the
zeros
in
these
registers
replaced
the
previous
contents
of
their
corresponding
registers
in
the
calculator.
Pausing
to
Read
a
Card
As
you
know,
the
(3§
instruction
in
a
program
returns
control
from
the
running
program
to
the
keyboard
for
the
length
of
a
pause
(about
one
second).
You
have
already
seen
how
(3
can
be
used
in
a
program
for
output
(to
display
information
contained
in
the
X-register)
or
input
(to
key
in
numbers).
You
can
also
use
a
to
load
data
or
a
program
from
a
magnetic
card
into
the
calculator.
You
can
pause
in
a
program
for
any
or
all
of
the
following
operations:
1.
Loading
a
program
from
a
card
into
program
memory.
2.
Merging
a
program
from
a
card
into
a
selected
part
of
program
memory.
3.
Loading
data
from
a
card
into
the
storage
registers.
4.
Merging
data
from
a
card
into
selected
storage
registers.

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HP HP-67 Specifications

General IconGeneral
BrandHP
ModelHP-67
CategoryCalculator
LanguageEnglish

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