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100 A$='TANK:romf'
110 CAT A$
Errors:
{bank not initialized}
{device not present}
{invalid filespec}
{file not found}
Error Check (CHECKSUM)
CHECKSUM (':device')
Assigns string variable.
Displays files
in bank F during
the
running of the program.
A CHECKSUM command will return
the
checksum
byte
required
to
produce
a
checksum of 255 in the designated bank.
If this checksum does not match the checksum stored in the
operation,
a
232
error--INVALID
CHECKSUM is displayed.
error in the HP-75 or in the bank.
In no way can the bank
except by using the BUILD command.
bank after a write
This indicates an
then
be
accessed
Examples:
CHECKSUM (tt:ROMCtt)
100 R$=tt:roma tt
200 V=CHECKSUM (R$)
210 DISP'Checksum is'jV
14
Displays checksum for bank C.
Assigns string variable.
Assigns the
checksum for bank A to V
in a program.
Displays
checksum during the running
of the program.
I
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