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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.
Jump Coaster (Kaneko, 1983)
Memory Area:fastfred_map
Address RangeLengthFunctionDescription
0x0000-0xBFFF49152ROM
0xC000-0xC7FF2048RAM
0xD000-0xD3FF1024Mirror, RAM Write, Shared0x400, fastfred_videoram_w, videoram
0xD800-0xD83F64RAM Write, Sharedfastfred_attributes_w, attributesram
0xD840-0xD85F32RAM, Sharedspriteram
0xD860-0xDBFF928RAM(// Unused, but initialized)
0xE0001Read Port, Write Only, SharedBUTTONS, , bgcolor
0xE8001Read PortJOYS
0xF0001Read Port, Write NOPDSW,
0xF0011Writenmi_mask_w
0xF0021Writefastfred_colorbank1_w
0xF0031Writefastfred_colorbank2_w
0xF0041Writefastfred_charbank1_w
0xF0051Writefastfred_charbank2_w
0xF0061Writefastfred_flip_screen_x_w
0xF0071Writefastfred_flip_screen_y_w
0xF1161Writefastfred_flip_screen_x_w
0xF1171Writefastfred_flip_screen_y_w
0xF8001Device Read, Device Writewatchdog, watchdog_timer_device, reset_r, soundlatch, generic_latch_8_device, write
Memory Area:jumpcoas_map
Address RangeLengthFunctionDescription
0x0000-0x7FFF32768ROM
0xC000-0xC7FF2048RAM
0xD000-0xD03F64RAM Write, Sharedfastfred_attributes_w, attributesram
0xD040-0xD05F32RAM, Sharedspriteram
0xD060-0xD3FF928RAM
0xD800-0xDBFF1024Mirror, RAM Write, Shared0x400, fastfred_videoram_w, videoram
0xE0001Write Only, Sharedbgcolor
0xE8001Read PortDSW1
0x00036C_1CActive High
0x00022C_1CActive High
0x00001C_1CActive High
0x00011C_2CActive High
0x000c6C_1CActive High
0x00082C_1CActive High
0x00001C_1CActive High
0x00041C_2CActive High
0x00003Active High
0x00105Active High
0x00207Active High
0x0030255 (Cheat)Active High
0x0000OffActive High
0x0040OnActive High
0x0000UprightActive High
0x0080CocktailActive High
0xE8011Read PortDSW2
0xE8021Read PortBUTTONS
0xE8031Read PortJOYS
0xF0001Write NOP(// Unused, but initialized)
0xF0011Writenmi_mask_w
0xF0021Writefastfred_colorbank1_w
0xF0031Writefastfred_colorbank2_w
0xF0041Writefastfred_charbank1_w
0xF0051Writefastfred_charbank2_w
0xF0061Writefastfred_flip_screen_x_w
0xF0071Writefastfred_flip_screen_y_w
0xF1161Writefastfred_flip_screen_x_w
0xF1171Writefastfred_flip_screen_y_w
0xF800-0xF8012Read NOP, Device Writeay8910.1, ay8910_device, address_data_w
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0x1FFF8192ROM
0x2000-0x23FF1024RAM
0x30001Device Read, Writesoundlatch, generic_latch_8_device, read, sound_nmi_mask_w
0x40001Write Only(// Reset PSG's)
0x5000-0x50012Device Writeay8910.1, ay8910_device, address_data_w
0x6000-0x60012Device Writeay8910.2, ay8910_device, address_data_w
0x70001Read NOP(// only for Imago, read but not used)
 

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
0x0000-0x0FFF4096jumpcoas.005CRC(2dce6b07) (Fluke: 6A27)
0x1000-0x1FFF4096jumpcoas.006CRC(0d24aa1b) (Fluke: 44FD)
0x2000-0x2FFF4096jumpcoas.007CRC(14c21e67) (Fluke: 8633)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192jumpcoas.001CRC(0778c953) (Fluke: 2876)
0x2000-0x3FFF8192jumpcoas.002CRC(57f59ce1) (Fluke: 5272)
0x4000-0x5FFF8192jumpcoas.003CRC(d9fc93be) (Fluke: B79B)
0x6000-0x7FFF8192jumpcoas.004CRC(dc108fc1) (Fluke: 7CD5)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF256jumpcoas.redCRC(13714880) (Fluke: 3F19)
0x0100-0x01FF256jumpcoas.greCRC(05354848) (Fluke: B429)
0x0200-0x02FF256jumpcoas.bluCRC(f4662db7) (Fluke: 4EC7)
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