Routines
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33B4: THE 'STACK NUMBER' SUBROUTINE
Used by the routines at
BEEP
,
S_DECIMAL
and
S_LETTER
.
This subroutine is called by
BEEP
,
S_U_PLUS
and
S_LETTER
to copy
STKEND
to
DE
, move a floating-point number to the calculator stack, and reset
STKEND
from
DE
. It calls
duplicate
to do the actual move.
Input
HL
Address of the first byte of the number to stack
Output
STACK_NUM
33B4
LD DE,($5C65)
Copy
STKEND
to
DE
as destination address.
33B8
CALL
duplicate
Move the number.
33BB
LD ($5C65),DE
Reset
STKEND
from
DE
.
33BF
RET
Finished.
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