2000-05-28 13:40:48 +00:00
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; Break vector
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BRKVec = $03F0
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; Goto Dos
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RESTOR = $03D0
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; Soft switches
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;
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; write to USEROM to enable apple rom C000-CFFF
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USEROM = $C007
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; 80 column card switches
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C80ON = $C00C
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C80OFF = $C00D
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RD80COL = $C01F
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PG2OFF = $C054
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PG2ON = $C055
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RDPAGE2 = $C01C
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; Text routines
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MIN_X = $20
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MAX_X = $21
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MIN_Y = $22
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MAX_Y = $23
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CH = $24
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CV = $25
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BASL = $28
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TEXTTYP = $32
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2002-07-15 20:03:37 +00:00
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MEMSIZE = $73 ; Highest free RAM location
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2000-05-28 13:40:48 +00:00
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HOME = $FC58
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VTABZ = $FC24
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COUT = $FDED
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; Keyboard entries
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RDKEY = $FD0C
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CLEAR_KEY_STROBE = $C010
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KEY_STROBE = $C000
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; Game controller
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OPEN_APPLE = $C061
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CLOSED_APPLE = $C062
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2002-07-15 20:07:30 +00:00
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;Graphics entry points, by cbmnut (applenut??) cbmnut@hushmail.com
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WHITE = $01 ;white for $1c, I think...
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COLOR = $1C ;Current plot color
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HGR2 = $F3D8 ;Initialize and clear hi-res page 2.
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HGR = $F3E2 ;Initialize and clear hi-res page 1.
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HCLR = $F3F2 ;Clear the current hi-res screen to black.
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BKGND = $F3F6 ;Clear the current hi-res screen to the
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;last plotted color (from ($1C).
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HPOSN = $F411 ;Positions the hi-res cursor without
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;plotting a point.
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;Enter with (A) = Y-coordinate, and
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;(Y,X) = X-coordinate.
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HPLOT = $F457 ;Calls HPOSN and tries to plot a dot at
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;the cursor's position. If you are
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;trying to plot a non-white color at
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;a complementary color position, no
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;dot will be plotted.
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HLIN = $F53A ;Draws a line from the last plotted
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;point or line destination to:
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;(X,A) = X-coordinate, and
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;(Y) = Y-coordinate.
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HFIND = $F5CB ;Converts the hi-res coursor's position
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;back to X- and Y-coordinates; stores
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;X-coordinate at $E0,E1 and Y-coordinate
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;at $E2.
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DRAW = $F601 ;Draws a shape. Enter with (Y,X) = the
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;address of the shape table, and (A) =
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;the rotation factor. Uses the current
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;color.
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XDRAW = $F65D ;Draws a shape by inverting the existing
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;color of the dots the shape draws over.
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;Same entry parameters as DRAW.
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SETHCOL = $F6EC ;Set the hi-res color to (X), where (X)
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;must be between 0 and 7.
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