標題: ASIC中同步复位与异步复位 [打印本頁] 作者: xuduo6845 時間: 2009-10-12 08:19 PM 標題: ASIC中同步复位与异步复位 在大规模ASIC中，同步复位是不是应该行CTS那样做复位树的？异步复位需不需要呢？为什么？作者: chungyuan 時間: 2010-1-6 05:22 PM
sync reset 基本上把它當一般的Timing Path 即可, 不需做 tree.; s S: s5 S# ]0 a" J( \
google " sync async reset " 會得到很詳細的說明作者: masonchung 時間: 2010-1-6 06:03 PM
synchronus reset with simple respected clock.it is required more no of gates,and it is didnt have metastabilty problem.it is working is slow. 8 _0 _; K9 Q) S2 g6 D- t2 [ $ U( I3 U7 b6 K! gasynchronous reset with out respected to the clock.it is required less no .of gates.it is suffer to the metastability problem.it is working is fast