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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.
Aeroboto (Jaleco (Williams license), 1984)
Memory Area:main_map
Address RangeLengthFunctionDescription
0x0000-0x07FF2048RAM, Sharedmainram (// main RAM)
0x01A21Writeaeroboto_1a2_w (// affects IRQ line (more protection?))
0x0800-0x08FF256RAM(// tile color buffer; copied to 0x2000)
0x0900-0x09FF256Write Only(// a backup of default tile colors)
0x1000-0x17FF2048RAM Write, Sharedaeroboto_videoram_w, videoram (// tile RAM)
0x1800-0x183F64RAM, Sharedhscroll (// horizontal scroll regs)
0x1840-0x27FF4032Write NOP(// cleared during custom LSI test)
0x2000-0x20FF256RAM Write, Sharedaeroboto_tilecolor_w, tilecolor (// tile color RAM)
0x2800-0x28FF256RAM, Sharedspriteram (// sprite RAM)
0x2900-0x2FFF1792Write NOP(// cleared along with sprite RAM)
0x29731Readaeroboto_2973_r (// protection read)
0x30001Read/Writeaeroboto_in0_r, aeroboto_3000_w
0x30011Read Port, Device WriteDSW1, soundlatch, generic_latch_8_device, write
0x30021Read Port, Device WriteDSW2, soundlatch2, generic_latch_8_device, write
0x30031Write Only, Sharedvscroll
0x30041Read, Write Only, Sharedaeroboto_201_r, , starx
0x30051Write Only, Sharedstary (// usable but probably wrong)
0x30061Write Only, Sharedbgcolor
0x38001Readaeroboto_irq_ack_r (// watchdog or IRQ ack)
0x4000-0xFFFF49152ROM(// main ROM)
Memory Area:sound_map
Address RangeLengthFunctionDescription
0x0000-0x0FFF4096RAM
0x9000-0x90012Device Writeay1, ay8910_device, address_data_w
0x90021Device Readay1, ay8910_device, data_r
0xA000-0xA0012Device Writeay2, ay8910_device, address_data_w
0xA0021Device Readay2, ay8910_device, data_r
0xF000-0xFFFF4096ROM
 

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:audiocpu
Address RangeLengthLabel/LocationDescription
0xF000-0xFFFF4096format_z.9CRC(6b9215ad) (Fluke: DDFE)
Memory Area:gfx1
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192aeroboto.5CRC(32fc00f9),characters (Fluke: 0168)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFF8192format_z.4CRC(910375a0),characters (Fluke: 5B01)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0x0FFF4096aeroboto.1CRC(7820eeaf),sprites (Fluke: E452)
0x1000-0x1FFF4096aeroboto.2CRC(c7f81a3c),sprites (Fluke: 9FAB)
0x2000-0x2FFF4096aeroboto.3CRC(5203ad04),sprites (Fluke: EA47)
Memory Area:maincpu
Address RangeLengthLabel/LocationDescription
0x4000-0x7FFF16384aeroboto.8CRC(4d3fc049) (Fluke: DD21)
0x8000-0xBFFF16384aeroboto.7CRC(522f51c1) (Fluke: 65AF)
0xC000-0xFFFF16384aeroboto.6CRC(1a295ffb) (Fluke: 704D)
Memory Area:proms
Address RangeLengthLabel/LocationDescription
0x0000-0x00FF25610cCRC(b756dd6d) (Fluke: B597)
0x0100-0x01FF25610bCRC(00df8809) (Fluke: 5809)
0x0200-0x02FF25610aCRC(e8733c8f) (Fluke: CD5F)
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