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.
Memory Area:shangha2_map
Address RangeLengthFunctionDescription
0x0000-0x3FFF16384RAM
0x4000-0x41FF512Device Write, Sharedpalette, palette_device, write, palette
0x80000-0xFFFFF524288ROM
Memory Area:shangha2_portmap
Address RangeLengthFunctionDescription
0x0000-0x00012Read PortP1
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080UnknownActive Low
0x0010-0x00112Read PortP2
0x0001Joystick UpActive Low
0x0002Joystick DownActive Low
0x0004Joystick LeftActive Low
0x0008Joystick RightActive Low
0x0010Button 1Active Low
0x0020Button 2Active Low
0x0040Button 3Active Low
0x0080UnknownActive Low
0x0020-0x00212Read PortSYSTEM
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004Coin 3Active Low
0x0008Start 1Active Low
0x0010Start 2Active Low
0x0020UnknownActive Low
0x0040UnknownActive Low
0x0080UnknownActive Low
0x0030-0x00312Device Read/Writehd63484, hd63484_device, status_r, address_w
0x0032-0x00332Device Read/Writehd63484, hd63484_device, data_r, data_w
0x0040-0x00434Device Read/Write 8-bitymsnd, ym2203_device, read, write, 0x00ff
0x0050-0x00512Writeshanghai_coin_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.   
Sorry, We do not have ROM Memory Map information for this game.
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