2003-04-14 21:28:51 +00:00
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; NES definitions. By Groepaz/Hitmem.
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;; FIXME: optimize zeropage usage
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SCREEN_PTR = $62 ;2
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CRAM_PTR = $64 ;2
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CHARCOLOR = $66
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BGCOLOR = $67
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RVS = $68
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CURS_X = $69
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CURS_Y = $6a
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2003-05-02 13:40:01 +00:00
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tickcount = $6b ;2
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2003-04-14 21:28:51 +00:00
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VBLANK_FLAG = $70
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ringbuff = $0200
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ringwrite = $71
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ringread = $72
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ringcount = $73
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ppuhi = $74
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ppulo = $75
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ppuval = $76
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2004-05-31 19:30:27 +00:00
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screenrows = (30-1)
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2003-04-14 21:28:51 +00:00
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charsperline = 32
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xsize = charsperline
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;; PPU defines
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PPU_CTRL1 = $2000
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PPU_CTRL2 = $2001
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PPU_STATUS = $2002
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PPU_SPR_ADDR = $2003
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PPU_SPR_IO = $2004
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PPU_VRAM_ADDR1 = $2005
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PPU_VRAM_ADDR2 = $2006
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PPU_VRAM_IO = $2007
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;; APU defines
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APU_PULSE1CTRL = $4000 ; Pulse #1 Control Register (W)
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APU_PULSE1RAMP = $4001 ; Pulse #1 Ramp Control Register (W)
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APU_PULSE1FTUNE = $4002 ; Pulse #1 Fine Tune (FT) Register (W)
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APU_PULSE1CTUNE = $4003 ; Pulse #1 Coarse Tune (CT) Register (W)
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APU_PULSE2CTRL = $4004 ; Pulse #2 Control Register (W)
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APU_PULSE2RAMP = $4005 ; Pulse #2 Ramp Control Register (W)
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APU_PULSE2FTUNE = $4006 ; Pulse #2 Fine Tune Register (W)
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APU_PULSE2STUNE = $4007 ; Pulse #2 Coarse Tune Register (W)
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APU_TRICTRL1 = $4008 ; Triangle Control Register #1 (W)
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APU_TRICTRL2 = $4009 ; Triangle Control Register #2 (?)
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APU_TRIFREQ1 = $400A ; Triangle Frequency Register #1 (W)
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APU_TRIFREQ2 = $400B ; Triangle Frequency Register #2 (W)
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APU_NOISECTRL = $400C ; Noise Control Register #1 (W)
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;;APU_ = $400D ; Unused (???)
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APU_NOISEFREQ1 = $400E ; Noise Frequency Register #1 (W)
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APU_NOISEFREQ2 = $400F ; Noise Frequency Register #2 (W)
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APU_MODCTRL = $4010 ; Delta Modulation Control Register (W)
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APU_MODDA = $4011 ; Delta Modulation D/A Register (W)
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APU_MODADDR = $4012 ; Delta Modulation Address Register (W)
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APU_MODLEN = $4013 ; Delta Modulation Data Length Register (W)
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APU_SPR_DMA = $4014 ; Sprite DMA Register (W)
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APU_CHANCTRL = $4015 ; Sound/Vertical Clock Signal Register (R)
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APU_PAD1 = $4016 ; Joypad #1 (RW)
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APU_PAD2 = $4017 ; Joypad #2/SOFTCLK (RW)
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CH_HLINE = 11
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CH_VLINE = 14
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CH_ULCORNER = 176
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CH_URCORNER = 174
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CH_LLCORNER = 173
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CH_LRCORNER = 189
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CH_TTEE = 178
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CH_RTEE = 179
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CH_BTEE = 177
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CH_LTEE = 171
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CH_CROSS = 123
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CH_CURS_UP = 145
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CH_CURS_DOWN = 17
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CH_CURS_LEFT = 157
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CH_CURS_RIGHT = 29
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CH_PI = 126
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CH_DEL = 20
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CH_INS = 148
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CH_ENTER = 10
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CH_STOP = 3
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CH_ESC = 27
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