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Memory Map

The following is a memory map that was generated based on the MAME source code (.180).  This information is only as accurate as the MAME driver is.  If you see any errors, please let me know what that error is.
 
The Memory Area is related to where the information is from (CPU, Sound Board, etc..), and it may also reflect what it has in common with other hardware.
Red Clash (Tehkan, 1981)
Memory Area:redclash_map
Address RangeLengthFunctionDescription
0x0000-0x2FFF12288ROM
0x4000-0x43FF1024RAM Write, Sharedredclash_videoram_w, videoram
0x48001Read PortIN0 (/* IN0 */)
0x0001Joystick LeftActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020Start 1Active Low
0x0040Start 2Active Low
0x0080UnknownActive Low
0x48011Read PortIN1 (/* IN1 */)
0x0001Joystick LeftActive Low
0x0002Joystick DownActive Low
0x0004Joystick RightActive Low
0x0008Joystick UpActive Low
0x0010Button 1Active Low
0x0020UnknownActive Low
0x0040CustomActive Low
0x0080CustomActive High
0x48021Read PortDSW1 (/* DSW0 */)
0x0003Easy?Active High
0x0002Medium?Active High
0x0001Hard?Active High
0x0000Hardest?Active High
0x0004OffActive High
0x0000OnActive High
0x0000UprightActive High
0x0008CocktailActive High
0x00000Active High
0x001010000Active High
0x0020OffActive High
0x0000OnActive High
0x00001Active High
0x00c03Active High
0x00805Active High
0x00407Active High
0x48031Read PortDSW2 (/* DSW1 */)
0x00046C_1CActive High
0x00055C_1CActive High
0x00064C_1CActive High
0x00083C_1CActive High
0x000a2C_1CActive High
0x00073C_2CActive High
0x000f1C_1CActive High
0x00092C_3CActive High
0x000e1C_2CActive High
0x000d1C_3CActive High
0x000c1C_4CActive High
0x000b1C_5CActive High
0x00031C_6CActive High
0x00021C_7CActive High
0x00011C_8CActive High
0x00001C_9CActive High
0x00406C_1CActive High
0x00505C_1CActive High
0x00604C_1CActive High
0x00803C_1CActive High
0x00a02C_1CActive High
0x00703C_2CActive High
0x00f01C_1CActive High
0x00902C_3CActive High
0x00e01C_2CActive High
0x00d01C_3CActive High
0x00c01C_4CActive High
0x00b01C_5CActive High
0x00301C_6CActive High
0x00201C_7CActive High
0x00101C_8CActive High
0x00001C_9CActive High
0x5000-0x50078Write NOP(/* to sound board */)
0x58001Writeredclash_star0_w
0x58011Writeredclash_gfxbank_w
0x58051Writeredclash_star1_w
0x58061Writeredclash_star2_w
0x58071Writeredclash_flipscreen_w
0x6000-0x67FF2048RAM
0x6800-0x6BFF1024RAM, Sharedspriteram
0x70001Writeredclash_star_reset_w
0x78001Writeirqack_w
 

ROM Map for this game

 
This is the ROM map for the game.  This should tell you what address the ROM is at, how big it is, what it's used for.   
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF20486.12aCRC(da9bbcc2) (Fluke: 5C40)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x07FF204814.3eCRC(483a1293) (Fluke: A56C)
0x0800-0x0FFF204815.3dCRC(c45d9601) (Fluke: 2556)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x0FFF409611.11cCRC(695e070e) (Fluke: E79C)
0x1000-0x1FFF409613.7cCRC(c2090318) (Fluke: 6369)
0x2000-0x2FFF409612.9cCRC(b60e5ada) (Fluke: 99DF)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x001F321.12fCRC(43989681),palette (Fluke: 8DC6)
0x0000-0x001F321.12fCRC(43989681),palette (Fluke: 8DC6)
0x0020-0x003F322.4aCRC(9adabf46),sprite color lookup table (Fluke: 2212)
0x0020-0x003F322.4aCRC(9adabf46),sprite color lookup table (Fluke: 2212)
0x0040-0x005F323.11eCRC(27fa3a50),?? (Fluke: 8D0C)
0x0040-0x005F323.11eCRC(27fa3a50),?? (Fluke: 8D0C)
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