| 
 
			
				
					| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |  
					| racknrol | galaxian/galaxold.cpp |  | no | no | no | yes | Rack + Roll | 1986 | Senko Industries (Status license from Shinkai Inc.) |  |  | Sports / Pool |  
 | 
		| rom
			
				
					| name | size | crc | sha1 | region | offset | status | optional | merge | bios |  
					| horz_p.bin | 16384 | 32ca5b43 | f3e7662f947dcdd80f6eae4f002d2fe64a825aff | maincpu | 0 | good | no |  |  |  
					| horz_g.bin | 16384 | 97069ad5 | 50199c7bc5083be23a34849cff17906795bf4067 | gfx1 | 0 | good | no |  |  |  
					| horz_r.bin | 16384 | ff64e84b | ceabd522bae26743804987632f35f3c4b5aff179 | gfx1 | 4000 | good | no |  |  |  
					| 82s123.bin | 32 | 737802bf | 9b0476c51ce63898cd690e01e16ee83bae361cb2 | proms | 0 | good | no |  |  |  
					| 82s147.bin | 512 | aace7fa5 | 6761530bb3585d2eaa97b7ae77b52e96782ffe0a | user1 | 0 | good | no |  |  |  
 | 
		| chip
			
				
					| type | tag | name | clock |  
					| cpu | maincpu | Signetics 2650 | 3072000 |  
					| audio | speaker | Speaker |  |  
					| audio | snsnd | SN76489A | 3072000 |  
 | 
		| control
			
				
					| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |  
					| joy |  | 1 | 8 | no |  |  |  |  |  |  |  |  
 | 
		| device_ref
			
				
					| name |  
					| s2650 |  
					| gfxdecode |  
					| palette |  
					| screen |  
					| speaker |  
					| sn76489a |  
 | 
		| dipswitch
			
				
					| name | tag | mask |  
					| Unknown | DSW0 | 1 |  
					| Unknown | DSW0 | 2 |  
					| Unknown | DSW0 | 4 |  
					| Unknown | DSW0 | 8 |  
					| Unknown | DSW0 | 16 |  
					| Unknown | DSW0 | 32 |  
					| Unknown | DSW0 | 64 |  
					| Unknown | DSW0 | 128 |  
					| Unknown | IN1 | 4 |  
					| Unknown | IN1 | 8 |  
					| Unknown | IN1 | 16 |  
					| Unknown | IN1 | 32 |  
					| Unknown | IN1 | 64 |  
					| Unknown | IN1 | 128 |  
 | 
		| 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 | supported | no | no | no | no |  |  
 | 
		| input
			
				
					| players | coins | service | tilt |  
					| 1 | 2 | no | no |  
 | 
		| port
 | 
		| sound
 |