D0~D31 is for host bus, its speed is set by host cpu or microcontroller. usually, this kind of asynchronous bus is not very fast (less than 100M). so 2000mil difference should be fine. Just make the length of RD_N and WR_N in the middle of D0_D31.' r7 N" a9 Y7 N& P
Good luck, and have fun!
/1 
发表于 2008-8-20 17:10
QQ好友和群
QQ空间
腾讯微博
腾讯朋友
微信
收藏
支持！
反对！
楼主
