本帖最后由 n805 于 2015-12-19 20:13 编辑 % b9 U( u9 |, X' j& P. O
9 W5 D" x+ s% C/ C3 m% ~Sega Mega Drive 2
5 d9 |3 U7 e. s! X7 M4 U" [& Y- U2 `9 {! `; j' l
A/V comes from a female 9 pin mini DIN connector.
9 S0 l- D1 P z9 x7 L" H' MSignals 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. " O! l2 ]' K3 o4 ^1 N2 S
A / V输出来自一个9针迷你DIN接口。
1 c* m* Y- m7 F音频信号是立体声原始外接Megadrive使用。
/ e0 m9 ?" B. \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。; Q* W4 H. Z, F# W( `
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/ s' c5 B, F! t+ p
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 ' ?, H9 ~& [/ F* |$ r( N
8 z' J/ I) I' p2 k
[url] ╓ ╓ ╓ ╓ |