本帖最后由 805 于 2015-4-11 08:38 编辑 5 Q% x a6 u; h$ e! x! t
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7 M- g" y3 O" W0 L! l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
1 S1 w. K+ C; p1 e 技术规格.$ L! \1 f' h s3 V" {- G* g
Board composition: Single JAMMA board
. H4 n6 x. N4 u+ t% G' Z( B& oMain CPU: MC68000 @ 8.948862 MHz (16-bit & 32-bit instructions @ 1.566 MIPS)
% \. l3 B7 Z g+ \Sound chips: Yamaha YM3438 @ 7.670453, SN76496 @ 3.5795454 M k) y3 L: ~' }
Optional sound chip: NEC µPD7759 @ 640 kHz (9-bit ADPCM @ 8 kHz sampling rate)& ^& s' ^7 S4 ^
Graphics chips: Yamaha YM7101 VDP, Altera EPM5032, Sega 315-5242 color encoder# X- h* @: G, ?! z
Video resolution: 320×224 pixels
# Y: B1 u& {8 p: \5 [- G6 yColor palette: 98,304
0 Y1 T- Z# r5 R/ v) LSega'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.* B7 Y b! r1 v% }) ? ?6 Z
Colors on screen: 6144
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