本帖最后由 n805 于 2015-12-19 20:13 编辑
i( i/ [0 X3 ~- z3 ^2 A7 \8 Y& r f' V2 y" o6 {1 W8 t( \
Sega Mega Drive 29 @( d3 T: _( \! v* @3 ?
% V7 I" ?' e7 w, x; [/ u% w" V! k) SA/V comes from a female 9 pin mini DIN connector.
9 t/ F9 a8 n: g4 C! p$ O/ K4 a, ZSignals 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.
n9 U' B+ T" J; k0 X* O( H3 i3 @A / V输出来自一个9针迷你DIN接口。( T$ ?9 j) x0 Y) ^% y
音频信号是立体声原始外接Megadrive使用。
& w1 A4 M& H( `* A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。+ I7 n' d8 |% f" J; t! p' |7 J
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。+ K A2 Z4 Z b& A2 }! m9 k* K3 @! D: g
PS: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
, f, J: `% {. E( a0 [, I
9 Z3 I6 C6 G: M! a% S: e4 b[url] ╓ ╓ ╓ ╓ |