| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId | 
				 
					| bubsys | konami/nemesis.cpp |   | yes | no | no | yes | Bubble System BIOS | 1985 | Konami |   |   | System / BIOS | 
				 
			 
		 
			 
		 | 
	
		
			rom
			
			
				
					| name | size | crc | sha1 | region | offset | status | optional | merge | bios | 
				 
					| boot.bin | 480 | f0774fc2 | 84fade54e025f170d983200a86c1ed96ef1a9ed3 | maincpu | 0 | good | no |   |   | 
				 
					| mcu | 4096 |   |   | mcu | 0 | nodump | no |   |   | 
				 
					| 400b03.8g | 8192 | 85c2afc5 | 387842d02d50d0d78a27270e7267af19555b9e63 | audiocpu | 0 | good | no |   |   | 
				 
					| 400a1.2b | 256 | 5827b1e8 | fa8cf5f868cfb08bce203baaebb6c4055ee2a000 | k005289 | 0 | good | no |   |   | 
				 
					| 400a2.1b | 256 | 2f44f970 | 7ab46f9d5d587665782cefc623b8de0124a6d38a | k005289 | 100 | good | no |   |   | 
				 
			 
		 
			 
		 | 
	
		
			chip
			
			
				
					| type | tag | name | clock | 
				 
					| cpu | maincpu | Motorola MC68000 | 9216000 | 
				 
					| cpu | audiocpu | Zilog Z80 | 1789772 | 
				 
					| audio | mono | Speaker |   | 
				 
					| audio | ay1 | AY-3-8910A PSG | 1789772 | 
				 
					| audio | ay2 | AY-3-8910A PSG | 1789772 | 
				 
					| audio | filter1 | RC Filter |   | 
				 
					| audio | filter2 | RC Filter |   | 
				 
					| audio | filter3 | RC Filter |   | 
				 
					| audio | filter4 | RC Filter |   | 
				 
					| audio | k005289 | Konami 005289 SCC | 3579545 | 
				 
					| audio | vlm | Sanyo VLM5030 | 3579545 | 
				 
			 
		 
			 
		 | 
	
		
			control
			
			
				
					| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons | 
				 
					| joy | 1 | 3 | 8 | no |   |   |   |   |   |   |   | 
				 
					| joy | 2 | 3 | 8 | no |   |   |   |   |   |   |   | 
				 
			 
		 
			 
		 | 
	
		
			device_ref
			
			
				
					| name | 
				 
					| m68000 | 
				 
					| timer | 
				 
					| z80 | 
				 
					| ls259 | 
				 
					| ls259 | 
				 
					| watchdog | 
				 
					| screen | 
				 
					| gfxdecode | 
				 
					| palette | 
				 
					| speaker | 
				 
					| generic_latch_8 | 
				 
					| ay8910 | 
				 
					| ay8910 | 
				 
					| filter_rc | 
				 
					| filter_rc | 
				 
					| filter_rc | 
				 
					| filter_rc | 
				 
					| k005289 | 
				 
					| vlm5030 | 
				 
			 
		 
			 
		 | 
	
		
			dipswitch
			
			
				
					| name | tag | mask | 
				 
					| Coin A | DSW0 | 15 | 
				 
					| Coin B | DSW0 | 240 | 
				 
					| Unused | DSW1 | 1 | 
				 
					| Unused | DSW1 | 2 | 
				 
					| Unused | DSW1 | 4 | 
				 
					| Unused | DSW1 | 8 | 
				 
					| Unused | DSW1 | 16 | 
				 
					| Difficulty | DSW1 | 96 | 
				 
					| Demo Sounds | DSW1 | 128 | 
				 
					| Flip Screen | TEST | 1 | 
				 
					| Players | TEST | 2 | 
				 
					| Service Mode | TEST | 4 | 
				 
			 
		 
			 
		 | 
	
		
			display
			
			
				
					| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx | 
				 
					| screen | raster | 0 | 256 | 224 | 60.606061 | 6144000 | 384 | 0 | 256 | 264 | 16 | 240 | no | 
				 
			 
		 
			 
		 | 
	
		
			driver
			
			
				
					| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail | 
				 
					| good | good | unsupported | no | no | no | no |   | 
				 
			 
		 
			 
		 | 
	
		
			input
			
			
				
					| players | coins | service | tilt | 
				 
					| 2 | 2 | no | no | 
				 
			 
		 
			 
		 | 
	
		
			port
			
			
				
					| tag | 
				 
					| :DSW0 | 
				 
					| :DSW1 | 
				 
					| :IN0 | 
				 
					| :IN1 | 
				 
					| :IN2 | 
				 
					| :TEST | 
				 
			 
		 
			 
		 | 
	
		
			sound
			
			 
		 |