本帖最后由 805 于 2015-4-11 08:38 编辑
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' z: X) T2 {; S4 T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
# I# z4 d- \# `0 m2 S( F D. |) _ 技术规格.
) s- L, J7 F; ]Board composition: Single JAMMA board
+ z) H" R+ i! G8 u; |Main CPU: MC68000 @ 8.948862 MHz (16-bit & 32-bit instructions @ 1.566 MIPS)3 B; |# b: F/ M' w2 U o
Sound chips: Yamaha YM3438 @ 7.670453, SN76496 @ 3.579545# b2 w: v, T2 k- `2 Q% [
Optional sound chip: NEC µPD7759 @ 640 kHz (9-bit ADPCM @ 8 kHz sampling rate)
% Z' r" S2 y- rGraphics chips: Yamaha YM7101 VDP, Altera EPM5032, Sega 315-5242 color encoder
: K8 u$ q6 a Y! e; w+ pVideo resolution: 320×224 pixels, H- M; A. A/ g/ d8 p: `# j9 c
Color palette: 98,304, Z# ~/ _8 E6 W, D
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.
& a, @% p- t# X4 p' VColors on screen: 6144 & C8 S3 U/ g& P
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