| 
 
			
				
					| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |  
					| beaminv | misc/beaminv.cpp |  | no | no | no | yes | Beam Invader | 1979 | Teknon Kogyo |  |  | Shooter / Gallery |  
 | 
		| rom
			
				
					| name | size | crc | sha1 | region | offset | status | optional | merge | bios |  
					| 0a | 1024 | 17503086 | 18c789216e5c4330dba3eeb24919dae636bf803d | maincpu | 0 | good | no |  |  |  
					| 1a | 1024 | aa9e1666 | 050e2bd169f1502f49b7e6f5f2df9dac0d8107aa | maincpu | 400 | good | no |  |  |  
					| 2a | 1024 | ebaa2fc8 | b4ff1e1bdfe9efdc08873bba2f0a30d24678f9d8 | maincpu | 800 | good | no |  |  |  
					| 3a | 1024 | 4f62c2e6 | 4bd7d5e4f18d250003c7d771f1cdab08d699a765 | maincpu | c00 | good | no |  |  |  
					| 4a | 1024 | 3eebf757 | 990eebda80ec52b7e3a36912c6e9230cd97f9f25 | maincpu | 1000 | good | no |  |  |  
					| 5a | 1024 | ec08bc1f | e1df6704298e470a77158740c275fdca105e8f69 | maincpu | 1400 | good | no |  |  |  
 | 
		| chip
			
				
					| type | tag | name | clock |  
					| cpu | maincpu | Zilog Z80 | 2433000 |  
 | 
		| control
			
				
					| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |  
					| paddle | 1 | 1 |  | no | 0 | 255 | 20 | 10 |  |  |  |  
					| paddle | 2 | 1 |  | no | 0 | 255 | 20 | 10 |  |  |  |  
 | 
		| device_ref
 | 
		| dipswitch
			
				
					| name | tag | mask |  
					| Lives | DSW | 3 |  
					| Bonus Life | DSW | 12 |  
					| Unused | DSW | 16 |  
					| Faster Bombs At | DSW | 96 |  
					| Unused | DSW | 128 |  
 | 
		| display
			
				
					| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |  
					| screen | raster | 270 | 256 | 216 | 60.000000 | 3932160 | 256 | 0 | 256 | 256 | 16 | 232 | no |  
 | 
		| driver
			
				
					| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |  
					| preliminary | good | supported | no | no | no | no |  |  
 | 
		| feature
			
				
					| type | status | overall |  
					| sound | unemulated |  |  
 | 
		| input
			
				
					| players | coins | service | tilt |  
					| 2 | 1 | no | no |  
 | 
		| port
 | 
		| sound
 |