Use Of Test Program - Sharp PC-1350 Service Manual

Ce-516l; ce-202m; ce-201m
Table of Contents

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-4-
NOTE:
The contents of the data/program area of the RAM is not guaranteed
after
the execution of the test
program. It
needs to push the ALL RESET switch upon the completion of the
test.
Test ROM
Key operation (RUN mode)
Successful test display (V.
1)
CPU internal ROM (8 KB)
CALL & 8020
ENTER
31887
CPU
external
ROM (32 KB)
CALL & 802A
ENTER
21946
Tools required _ ....
_ .. 8 KB test program RAM card (UKOGC1010CSZZ)
1/0 circuit test connector cable (U KOGG0089CSZZ)
• PC-1350 implemented memory test program
In
the PC-1350 ROM are contained the checksum test programs to test the CPU internal ROM (8 KB) and the external
ROM (32
KB).
~
(1)
3
~
!'
(1)
z
3
-c
0 (")
....
'
<~
Q)
w
....
(11
(1)
0
Q)
t
Program
-------
--- ----
---- -
------
Program
Array variables and
sim~e variables
Fixed
variable area
o
Q)
a.
• When program is executed by the RUN command, it
makes array variables and simple variables
erased.
To
make the RAM card data left on the card, define the
program using a definable key, then start the program
with that definable key. Do not use the RUN command.
If a program is contained in the PC-1350 upon mounting
of the RAM card, it makes the existing program ignored.
Therefore, it becomes impossible to execute the program
contained in the PC-1350.
Neither,
it can be recalled. In
case a large sized program exceeding the RAM card
capacity has been
contained,
it makes the program
in the
PC-1350 destroyed.
Further,
storing
of
array variables
and simple variables in the PC-1350 may also
make the
program
destroyed,
depending on the
case.
(If the program has not been destroyed, it enables
you
to execute the program after removing the RAM
card.)
This program is assumed not
existing so that it makes the
program started to write, and,
when it reaches the
area,
it
makes the program destroyed.
Also,
the area where array
variables and simple variables
are stored is reached, it makes
the program destroyed. As the
PC-1350 program/data area is
not used unless the M EM
"C"
command has been
executed,
it
does not destroy the
program.
7. USE OF TEST PROGRAM
• Setup by the MEM "C" command can be released by the
execution of the MEM "B" command. At this point, all
existing
array variables and simple variables will be
erased.
• When the RAM card is removed from the PC-1350 after
the execution of the MEM "C" command, it makes this
setup invalid to the
PC-1350.
However,
mounting of the
RAM card to the PC-1350 again will validate this setup.
3 :;
(1)
3
-c
0
Q
<~
Q)
(11
;;; 0
Q)
Array variables and
simple variables
~
(1)
Q)
Program
t
n
Q)
a.
• How to hold data on the RAM card
Since variables such as array variables and simple vari-
ables are transferred from the PC-1350, they are erased
when the RAM card is removed from the
PC-1350.
However, it is possible to hold the variables on the RAM
card using the command (MEM "C").
Execution
of the MEM "C"
command makes variables held
on the RAM card, so that they
remain on the RAM card even
after it has been removed from
the
PC-1350.
f
This area
is
not used when
i"'"""'~u..u..""""'J..Lt..J.'-'-'-'-t.LLL..'-l.t.Li."<U.J
'MEM
"C"'
is
executed.
PC-1350 with
CE-201M
PC-1350 with
CE-202M
CE-201M
only
CE-202M
only
11262
8142
19454
16334
• Capacity (bytes) of the program/data area
-
PC-1350

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