本帖最后由 805 于 2015-4-11 08:38 编辑 / I8 U% L3 y5 }
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4 d$ F5 z4 I5 Z这款基板主cpu图形处理器和MD是相同的。主cpu只是有点快(8.94 MHz而非 7.67 兆赫)Z80被删除.它依赖于外部硬件Sega 315-5242彩色编码器增加颜色调色板。调色板是能够产生 4096 种颜色
3 k! u6 j P( h& \& x! \ 技术规格.3 B0 m) W' k5 Q3 A# `) F, H1 I
Board composition: Single JAMMA board* V( K$ Z X4 X" B$ h9 k( v
Main CPU: MC68000 @ 8.948862 MHz (16-bit & 32-bit instructions @ 1.566 MIPS)9 Q+ h0 X5 d/ O' l
Sound chips: Yamaha YM3438 @ 7.670453, SN76496 @ 3.579545' I% W! r6 Y. V6 `6 W
Optional sound chip: NEC µPD7759 @ 640 kHz (9-bit ADPCM @ 8 kHz sampling rate)/ I; i0 h7 T$ L
Graphics chips: Yamaha YM7101 VDP, Altera EPM5032, Sega 315-5242 color encoder% u Q) p2 F0 n& q+ t1 M4 Z2 X
Video resolution: 320×224 pixels
) P0 _; P+ }- j" YColor palette: 98,304+ t4 D$ \" ^8 i# Q( V" g5 z
Sega's 16-bit arcade color palette: 15-bit RGB high color depth (32,768 colors) and 1-bit shadow & highlight that triples up to 98,304 colors.
& q1 {* J# q( UColors on screen: 6144 % R2 q; v6 t9 b$ B5 j- `
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