| 
 
			
				
					| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | cloneof | romof | MachineGenreId |  
					| tetris2 | sega/segas16b.cpp |  | no | no | no | yes | Tetris (set 2, Japan, System 16B) (FD1094 317-0092) | 1988 | Sega | tetris | tetris | Puzzle / Drop |  
 | 
		| rom
			
				
					| name | size | crc | sha1 | region | offset | status | optional | merge | bios |  
					| epr-12193.a7 | 131072 | 44466ed4 | ddb4f0310987e54ce4cd9ffa2813e2d1309aeaaa | maincpu | 0 | good | no |  |  |  
					| epr-12192.a5 | 131072 | a1c8af00 | a8e4b289eb3939d6798bb78df1b4ae51c8ccc2d6 | maincpu | 1 | good | no |  |  |  
					| 317-0092.key | 8192 | d10e1ad9 | 26e81b5f62d96ea50bf203f66dc3643f29dd1596 | maincpu:key | 0 | good | no |  |  |  
					| epr-12165.b9 | 65536 | 62640221 | c311d3847a981d0e1609f9b3d80481565d32d78c | gfx1 | 0 | good | no |  |  |  
					| epr-12166.b10 | 65536 | 9abd183b | 621b017cb34973f9227be383e26b5cd41aea9422 | gfx1 | 10000 | good | no |  |  |  
					| epr-12167.b11 | 65536 | 2495fd4e | 2db94ead9223a67238a97e724668076fc43e5534 | gfx1 | 20000 | good | no |  |  |  
					| mpr-12194.b1 | 65536 | 2fb38880 | 0e1b601bbda78d1887951c1f7e752531c281bc83 | sprites | 1 | good | no |  |  |  
					| mpr-12195.b5 | 65536 | d6a02cba | d80000f92e754e89c6ca7b7273feab448fc9a061 | sprites | 0 | good | no |  |  |  
					| epr-12168.a7 | 32768 | bd9ba01b | fafa7dc36cc057a50ae4cdf7a35f3594292336f4 | soundcpu | 0 | good | no |  |  |  
					| 315-5298.b9 | 235 | 39b47212 | 432b47aee5ecbf08a8a6dc2f8379c816feb86328 | plds | 0 | good | no |  |  |  
 | 
		| chip
			
				
					| type | tag | name | clock |  
					| cpu | maincpu | Hitachi FD1094 Encrypted CPU | 10000000 |  
					| cpu | soundcpu | Zilog Z80 | 5000000 |  
					| audio | mono | Speaker |  |  
					| audio | ym2151 | YM2151 OPM | 4000000 |  
					| audio | upd | NEC uPD7759 | 640000 |  
					| audio | netlist | Netlist Sound Device |  |  
 | 
		| control
			
				
					| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |  
					| joy | 1 | 3 | 5 (half8) | no |  |  |  |  |  |  |  |  
					| joy | 2 | 3 | 5 (half8) | no |  |  |  |  |  |  |  |  
 | 
		| device_ref
			
				
					| name |  
					| fd1094 |  
					| z80 |  
					| nvram |  
					| sega_315_5195 |  
					| gfxdecode |  
					| palette |  
					| screen |  
					| sega_sys16b_sprite |  
					| segaic16_video |  
					| speaker |  
					| ym2151 |  
					| upd7759 |  
					| netlist_sound |  
					| nl_stream_in |  
					| nl_stream_in |  
					| nl_stream_in |  
					| nl_stream_out |  
 | 
		| dipswitch
			
				
					| name | tag | mask |  
					| Coin A | DSW1 | 15 |  
					| Coin B | DSW1 | 240 |  
					| Unused | DSW2 | 1 |  
					| Demo Sounds | DSW2 | 2 |  
					| Unused | DSW2 | 4 |  
					| Unused | DSW2 | 8 |  
					| Difficulty | DSW2 | 48 |  
					| Unused | DSW2 | 64 |  
					| Unused | DSW2 | 128 |  
 | 
		| display
			
				
					| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |  
					| screen | raster | 0 | 320 | 224 | 60.054389 | 6293700 | 400 | 0 | 320 | 262 | 0 | 224 | no |  
 | 
		| driver
			
				
					| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |  
					| good | good | unsupported | no | no | no | no |  |  
 | 
		| input
			
				
					| players | coins | service | tilt |  
					| 2 | 2 | yes | no |  
 | 
		| port
			
				
					| tag |  
					| :DSW1 |  
					| :DSW2 |  
					| :P1 |  
					| :P2 |  
					| :SERVICE |  
					| :UNUSED |  
 | 
		| sound
 |