本帖最后由 n805 于 2015-12-19 20:13 编辑 1 X, l: p) V# b Z
7 p' j. w/ z; lSega Mega Drive 2
/ u( \* h& R; y8 W, \/ h* `2 @) s, M
A/V comes from a female 9 pin mini DIN connector.
A# b2 W% k/ w6 ^; R6 ^! iSignals 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. 5 ]3 m8 f6 {8 D
A / V输出来自一个9针迷你DIN接口。
! n7 w' V! y, c; V8 K4 h4 I ?音频信号是立体声原始外接Megadrive使用。
% ^( q5 n- m0 r) D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。$ X+ X' ~1 i% k% r. v/ ]
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。
' }$ g& c4 O; PPS: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 4 g# Q) V! H' ?* t& F
* u) \: I8 B: R[url] ╓ ╓ ╓ ╓ |