本帖最后由 n805 于 2015-12-19 20:13 编辑
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" ^" c; ?( V5 \7 h' Q$ Y. F/ qSega Mega Drive 2
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A/V comes from a female 9 pin mini DIN connector. & C2 N1 Q& q. }6 @% v, x
Signals are the same as the original Megadrive with the addition of stereo audio. Pinouts are: 1 blue video, 2 +5V DC, 3 green video, 4 composite video, 5 composite sync, 6 audio mono, 7 red video, 8 audio left, 9 audio right, and the metal shield is ground. RGB output circuit: CXA1145/CXA1645/KA2195/MB3514 video encoder IC - outputs come straight from the chip. 0 ~5 h& ~ H3 G" n n# S' @4 M1 `
A / V输出来自一个9针迷你DIN接口。
* g; D* A% v8 p4 H9 i) n* x7 V7 E& j! E音频信号是立体声原始外接Megadrive使用。
% `' p3 E$ J" ^. {引脚说明:1:蓝色视频,2: +5 V直流,3:绿色视频,4:路复合视频,5:复合同步,6:单声道音频,7:红视频,8:左音频,9:右音频,和金属屏蔽壳是接地线。! B5 K( o o) u- y
RGB输出电路:是由CXA1145/CXA1645/KA2195/MB3514视频编码器IC -直接从芯片输出来。
% r% d& f; z* q2 s& x8 E& E1 F( r lPS:不过我自已用的MD2是彩用CAX1146M的索尼IC。可能我这机器生产的比较晚吧。。。关系应该不大 * |1 I# u$ T) J0 B w
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