[問題]音樂IC , UM3567與YM2413
想問一下多年前電玩常用的音樂IC
UM3567好像因為抄yamaha的YM2413
而被停產,有人知道是因為YM2413有專利
而停產的嗎?
3Q
--
※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 1.172.48.227
※ 文章網址: https://www.ptt.cc/bbs/Electronics/M.1428218833.A.678.html
→
04/06 17:51, , 1F
04/06 17:51, 1F
→
04/06 17:52, , 2F
04/06 17:52, 2F
→
04/07 13:55, , 3F
04/07 13:55, 3F
→
04/07 13:56, , 4F
04/07 13:56, 4F
→
04/07 13:58, , 5F
04/07 13:58, 5F
→
04/07 14:57, , 6F
04/07 14:57, 6F
→
04/07 14:58, , 7F
04/07 14:58, 7F
→
04/07 15:11, , 8F
04/07 15:11, 8F
→
04/07 15:12, , 9F
04/07 15:12, 9F
→
04/07 15:15, , 10F
04/07 15:15, 10F
→
04/07 15:19, , 11F
04/07 15:19, 11F
推
04/30 19:58, , 12F
04/30 19:58, 12F