本帖最后由 n805 于 2015-12-19 20:13 编辑
- F/ k. p( O$ c* \% S
; k/ U: s6 T7 o# @Sega Mega Drive 2 }# V6 R, ]* O0 E* ~" e
0 _' x! x. p* p3 m# _% u
A/V comes from a female 9 pin mini DIN connector.
* A+ S% d8 b4 p; cSignals 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. " t- }/ z; P* k5 ?* R' u- C
A / V输出来自一个9针迷你DIN接口。
" U- r0 |' m5 W& [# W音频信号是立体声原始外接Megadrive使用。
8 L7 ^& r% H$ J9 ?1 `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。8 ~ ^2 ]1 X' ~* n) d
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。( c& z& A; }" z5 O1 H; a+ x
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
( g% @! A7 o! P# v! A7 m }- g5 M2 d
[url] ╓ ╓ ╓ ╓ |