Subroutine
name
and
address
(in
hexadecimal)
CALL TIMST
$0E06
CALLTIMRD
$0E51
CALL BRKEY
$0562
CALL
GETL
$06A4
Function
Sets the built-in clock. Time data must be set in advance
as
follows :
A register
+--
0:
AM
1:
PM
DE register
+--
Time (in seconds) (2
byte
data)
Reads
the
built-in clock. Time data are set as follows:
A register
+--
0:
AM
1: PM
DE register
+--
Time (in seconds) (2
byte
data)
All register contents
other
than
those
of
the
AF and DE re-
gisters are
protected
.
Checks whether
or
not
the
(
BREAK
J key
is
pressed.
Z flag
+--
0:
not
pressed
1:
pressed
Obtain one line
of
data from
the
keyboard.
The
start ad-
dress
of
the
area in which
the
input
data are to be stored
and
the
number
of
characters
to
be accepted must be set
as
follows:
DE register
+--
Input
data storage area start address
KNUMBS (addre
ss
$06A2)
+--
Number
of
characters ac-
cepted
The
key
input
sequence
is
terminated by pressing
the
(
CR
]
(or
[
ENT])
key. When
the
[
CR
]
(or
(
ENT
j)
key
is
pressed,
the
end mark ($0D)
is
stored following
the
input
data. Therefore,
the
setting indicating
the
number
of
characters to be accepted must include
one
for the end
mark.
The
input
data are displayed
on
the
screen and cursor con-
trol, insertion and deletion
of
characters are possible.
When
the
(BREAK] key
is
pressed in
the
middle
of
a key
input
sequence,
the
break code ($0B)
is
set in
the
start ad-
dress indicated by
the
DE register and control
is
returned
to
the
calling program.
The
monitor
program uses this subroutine
by
setting label
BUFER (address
$103F)
in
the
DE register and
$14
in
address
KNUMBS.
17
Number
of
Stacks
3
3
2
8
To Next Page
Loading...
