;-----------; ; SNES.ASM \ ;---------------------------; ; SNES Register Definitions ; ; by eKid ; ;---------------------------+--; ; Information taken from- ; ; QWERTIE'S SNES DOCUMENTATION ; ; AND ; ; YOSHI'S DOCUMENTS ; ;------------------------------; .EQU REG_INIDISP $2100 ; Screen Display Register 1B/W .EQU REG_OBSEL $2101 ; OAM Size Control 1B/W .EQU REG_OAMADDL $2102 ; OAM Access Address 2B/W .EQU REG_OAMADDH $2103 .EQU REG_OAMDATA $2104 ; OAM Data Write 1B/W .EQU REG_BGMODE $2105 ; Screen Mode Register 1B/W .EQU REG_MOSAIC $2106 ; Screen Pixelation Register 1B/W .EQU REG_BG0SC $2107 ; BG0 VRAM Location Register 1B/W .EQU REG_BG1SC $2108 ; BG1 VRAM Location Register 1B/W .EQU REG_BG2SC $2109 ; BG2 VRAM Location Register 1B/W .EQU REG_BG3SC $210A ; BG3 VRAM Location Register 1B/W .EQU REG_BG01NBA $210B ; BG0/1 Character Bases 1B/W .EQU REG_BG23NBA $210C ; BG2/3 Character Bases 1B/W .EQU REG_BG0HOFS $210D ; BG0 Vertical Scroll 1B/W D .EQU REG_BG0VOFS $210E ; BG0 Vertical Scroll 1B/W D .EQU REG_BG1HOFS $210F ; BG1 Horizontal Scroll 1B/W D .EQU REG_BG1VOFS $2110 ; BG1 Vertical Scroll 1B/W D .EQU REG_BG2HOFS $2111 ; BG2 Horizontal Scroll 1B/W D .EQU REG_BG2VOFS $2112 ; BG2 Vertical Scroll 1B/W D .EQU REG_BG3HOFS $2113 ; BG3 Horiztonal Scroll 1B/W D .EQU REG_BG3VOFS $2114 ; BG3 Vertical Scroll 1B/W D .EQU REG_VMAIN $2115 ; Video Port Control 1B/W .EQU REG_VMADDL $2116 ; Video Port Address 2B/W .EQU REG_VMADDH $2117 .EQU REG_VMDATAL $2118 ; Video Port Data 2B/W .EQU REG_VMDATAH $2119 .EQU REG_M7SEL $211A ; MODE7 settings register 1B/W .EQU REG_M7A $211B ; MODE7 COSINE A 1B/W .EQU REG_M7B $211C ; MODE7 SINE A 1B/W .EQU REG_M7C $211D ; MODE7 SINE B 1B/W .EQU REG_M7D $211E ; MODE7 COSINE B 1B/W .EQU REG_M7X $211F ; MODE7 Center Pos X 1B/W D .EQU REG_M7Y $2120 ; MODE7 Center Pos Y 1B/W D .EQU REG_CGADD $2121 ; CGRAM Address 1B/W .EQU REG_CGDATA $2122 ; CGRAM Data Write 1B/W D .EQU REG_W01SEL $2123 ; Window Mask Settings Reg1 1B/W .EQU REG_W23SEL $2124 ; Window Mask Settings Reg2 1B/W .EQU REG_WH0 $2126 ; Window 1 Left Posision Reg 1B/W .EQU REG_WH1 $2127 ; Window 1 Right Position Reg 1B/W .EQU REG_WH2 $2128 ; Window 2 Left Position Reg 1B/W .EQU REG_WH3 $2129 ; Window 2 Right Position Reg 1B/W .EQU REG_WBGLOG $212A ; Mask Logic for Window 1 & 2 1B/W .EQU REG_WOBJLOG $212B ; Mask Logic for Color&OBJ Windows 1B/W .EQU REG_TM $212C ; Main Screen Designation 1B/W .EQU REG_TD $212D ; Sub-Screen Designation 1B/W .EQU REG_TMW $212E ; WinMask Main Designation Reg 1B/W .EQU REG_TSW $212F ; WinMask Sub Designation Reg 1B/W .EQU REG_CGWSEL $2130 ; Fixed Color/Screen Addition Reg 1B/W .EQU REG_CGADSUB $2131 ; +/- For Screens/BGs/OBJs 1B/W .EQU REG_COLDATA $2132 ; Fixed Color Data for +/- 1B/W .EQU REG_SETINI $2133 ; Screen Mode Select Reg 1B/W .EQU REG_MPYL $2134 ; Multiplication Result Low 1B/R .EQU REG_MPYM $2135 ; Middle 1B/R .EQU REG_MPYH $2136 ; High 1B/R .EQU REG_SLHV $2137 ; Sofware Latch For H/V Counter 1B/R .EQU REG_OAMDATAREAD $2138 ; OAM Data Read 1B/R .EQU REG_VMDATALREAD $2139 ; VRAM Data Read High 1B/R .EQU REG_VMDATAHREAD $213A ; VRAM Data Read Low 1B/R .EQU REG_CGDATAREAD $213B ; CGRAM Data Read 1B/R .EQU REG_OPHCT $213C ; X Scanline Location 1B/R D .EQU REG_OPVCT $213D ; Y Scanline Location 1B/R D .EQU REG_STAT77 $213E ; PPU Status Flag & Version 1B/R .EQU REG_STAT78 $213F ; PPU Status Flag & Version 1B/R .EQU REG_APUI00 $2140 ; Sound Register 1B/RW .EQU REG_APUI01 $2141 ; Sound Register 1B/RW .EQU REG_APUI02 $2142 ; Sound Register 1B/RW .EQU REG_APUI03 $2143 ; Sound Register 1B/RW .EQU REG_WMDATA $2180 ; WRAM Data Read/Write 1B/RW .EQU REG_WMADDL $2181 ; WRAM Address (Low) 1B/RW .EQU REG_WMADDM $2182 ; WRAM Address (Middle) 1B/RW .EQU REG_WMADDH $2183 ; WRAM Address (High) 1B/RW .EQU REG_NMITIMEN $4200 ; Counter Enable 1B/W .EQU REG_WRIO $4201 ; Programmable I/O Port 1B/W .EQU REG_WRMPYA $4202 ; Multiplicand 1B/W .EQU REG_WRMPYB $4203 ; Multiplier 1B/W .EQU REG_WRDIVL $4204 ; Dividend 2B/W ??? .EQU REG_WRDIVH $4205 ; ??? .EQU REG_WRDIVB $4206 ; Divisor ??? .EQU REG_HTIMEL $4207 ; Video X IRQ Beam Pointer 2B/W .EQU REG_HTIMEH $4208 .EQU REG_VTIMEL $4209 ; Video Y IRQ Beam Pointer 2B/W .EQU REG_VTIMEH $420A .EQU REG_MDMAEN $420B ; DMA Enable Register 1B/W .EQU REG_MHDMAEN $420C ; HDMA Enable Register 1B/W .EQU REG_MEMSEL $420D ; Cycle Speed Register 1B/W .EQU REG_RDNMI $4210 ; NMI Register 1B/R .EQU REG_TIMEUP $4211 ; Video IRQ Register 1B/RW .EQU REG_HVBJOY $4212 ; Status Register 1B/RW .EQU REG_RDIO $4213 ; Programmable I/O Port 1B/RW .EQU REG_RDDIVL $4214 ; Quotient Of Divide Result 2B/R .EQU REG_RDDIVH $4215 .EQU REG_RDMPYL $4216 ; Multiplication Or Divide Result 2B/R .EQU REG_RDMPYH $4217 .EQU REG_JOY1L $4218 ; Joypad #1 Status 2B/R .EQU REG_JOY1H $4219 .EQU REG_JOY2L $421A ; Joypad #2 Status 2B/R .EQU REG_JOY2H $421B .EQU REG_JOY3L $421C ; Joypad #3 Status 2B/R .EQU REG_JOY3H $421D .EQU REG_JOY4L $421E ; Joypad #4 Status 2B/R .EQU REG_JOY4H $421F .EQU REG_DMAP0 $4300 ; DMA Control Register 1B/W .EQU REG_BBAD0 $4301 ; DMA Destination Register 1B/W .EQU REG_A1T0L $4302 ; DMA Source Address 2B/W .EQU REG_A1T0H $4303 .EQU REG_A1B0 $4304 ; Source Bank Address 1B/W .EQU REG_DAS0L $4305 ; DMA Transfer size/HDMA Address 2B/W .EQU REG_DAS0H $4306 .EQU REG_NTRL0 $430A ; Number Of Lines For HDMA 1B/W .EQU REG_DMAP1 $4310 ; DMA 1 .EQU REG_BBAD1 $4311 .EQU REG_A1T1L $4312 .EQU REG_A1T1H $4313 .EQU REG_A1B1 $4314 .EQU REG_DAS1L $4315 .EQU REG_DAS1H $4316 .EQU REG_NTRL1 $431A .EQU REG_DMAP2 $4310 ; DMA 2 .EQU REG_BBAD2 $4311 .EQU REG_A1T2L $4312 .EQU REG_A1T2H $4313 .EQU REG_A1B2 $4314 .EQU REG_DAS2L $4315 .EQU REG_DAS2H $4316 .EQU REG_NTRL2 $431A .EQU REG_DMAP3 $4310 ; DMA 3 .EQU REG_BBAD3 $4311 .EQU REG_A1T3L $4312 .EQU REG_A1T3H $4313 .EQU REG_A1B3 $4314 .EQU REG_DAS3L $4315 .EQU REG_DAS3H $4316 .EQU REG_NTRL3 $431A .EQU REG_DMAP4 $4310 ; DMA 4 .EQU REG_BBAD4 $4311 .EQU REG_A1T4L $4312 .EQU REG_A1T4H $4313 .EQU REG_A1B4 $4314 .EQU REG_DAS4L $4315 .EQU REG_DAS4H $4316 .EQU REG_NTRL4 $431A .EQU REG_DMAP5 $4310 ; DMA 5 .EQU REG_BBAD5 $4311 .EQU REG_A1T5L $4312 .EQU REG_A1T5H $4313 .EQU REG_A1B5 $4314 .EQU REG_DAS5L $4315 .EQU REG_DAS5H $4316 .EQU REG_NTRL5 $431A .EQU REG_DMAP6 $4310 ; DMA 6 .EQU REG_BBAD6 $4311 .EQU REG_A1T6L $4312 .EQU REG_A1T6H $4313 .EQU REG_A1B6 $4314 .EQU REG_DAS6L $4315 .EQU REG_DAS6H $4316 .EQU REG_NTRL6 $431A .EQU REG_DMAP7 $4310 ; DMA 7 .EQU REG_BBAD7 $4311 .EQU REG_A1T7L $4312 .EQU REG_A1T7H $4313 .EQU REG_A1B7 $4314 .EQU REG_DAS7L $4315 .EQU REG_DAS7H $4316 .EQU REG_NTRL7 $431A .EQU REG_FBNANACNT $FEED ; Banana Register... 1B/RW