mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-06-08 00:29:35 +00:00
74 lines
1.2 KiB
PHP
74 lines
1.2 KiB
PHP
ZP=$00
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offset = ZP+0
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ZX0_src = ZP+2
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ZX0_dst = ZP+4
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bitr = ZP+6
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pntr = ZP+7
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; zero page locations
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CH = $24
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GBASL = $26
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GBASH = $27
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H2 = $2C
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V2 = $2D
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COLOR = $30
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; These are all "Free" zero page locations
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FREQ1 = $06
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FREQ2 = $07
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DURATION = $08
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INSTRUMENT1 = $09
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INSTRUMENT2 = $1D
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MADDRL = $1E
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MADDRH = $1F
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LOC4E = $4E
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COUNT256 = $4F
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CX = $70
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CY = $71
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SHAPE_L = $72
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SHAPE_H = $73
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FRAME = $90
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MOVEMENT = $91
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HGR_X = $E0
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HGR_Y = $E2
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HGR_SCALE = $E7
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TEMPY = $F0
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HGR_ROTATION = $F9
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SAVEY = $FA
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INL = $FE
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INH = $FF
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KEYPRESS = $C000
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KEYRESET = $C010
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SET_TEXT = $C051
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; ROM locations
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HOME = $FC58 ; Clear the text screen
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TEXT = $FB36
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HLINE = $F819 ; HLINE Y,$2C at A
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VLINE = $F828 ; VLINE A,$2D at Y
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TABV = $FB5B ; go to A
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WAIT = $FCA8 ; delay 1/2(26+27A+5A^2) us
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HGR2 = $F3D8
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HGR = $F3E2
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BKGND0 = $F3F4
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HPOSN = $F411
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XDRAW0 = $F65D
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XDRAW1 = $F661
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HPLOT0 = $F457
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COUT1 = $FDF0
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hposn_low = $8000
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hposn_high = $8100
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