multicycle start
default set_multicycle_path -hold 0 -start XXXXX 如果多clock域的话，这里还要设置multicycle -start 还是-hold 来确定针对哪个clock进行MC,To set a multicycle maximum path, you can either move the end clock forward or the start clock backward. To set a multicycle minimum path, you can either move the end clock backward or the start clock forward. ,Reference clock (-start, -end):. Specifies whether the multicycle value is based on the source or destination clock waveform. Start (launch clock)( -start )— ... ,Defines the multicycle path. SYNTAX Boolean set_multicycle_path [-setup] [-hold] [-rise] [-fall] [-start] [-end] [-reset_path] [-from from_list | -rise_from rise_from_list , 當然要指明是-setup。 set_multicycle_path -setup -start 2 -from xxx -to xxx. 對於hold check有 ...,A multicycle constraint relaxes setup or hold relationships by the specified number of clock cycles based on the source (-start) or destination (-end) clock. An end ... ,進入本篇要討論multicycle path 主題前，必先了解setup time/hold time 這兩道STA 檢查timing 是兩道關卡。為了解釋這件事，必須先從一段故事開始： 每個週末我都會 ... , 而Source約束是基於源時鐘沿，通過向前移動Launch時鐘沿來放鬆建立保持時間。Start和end說明多週期路徑依賴於start clock還是依賴於end clock。, 而Source约束是基于源时钟沿，通过向前移动Launch时钟沿来放松建立保持时间。Start和end说明多周期路径依赖于start clock还是依赖于end ...,但是当我们通过以上的命令设置了3个cycle的multicycle path的约束之后，launch clk的沿推到了T=30ns。因此，两个寄存器之间那段组合逻辑的delay要求就放松到了 ...
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 multicycle start 相關參考資料
multicycle cycle的hold 一定没有violation吗？ - 后端讨论区 ...
default set_multicycle_path -hold 0 -start XXXXX 如果多clock域的话，这里还要设置multicycle -start 还是-hold 来确定针对哪个clock进行MC http://bbs.eetop.cn Multicycles Exception Between Two Synchronous ... - bgu ee
To set a multicycle maximum path, you can either move the end clock forward or the start clock backward. To set a multicycle minimum path, you can either move the end clock backward or the start clock... http://www.ee.bgu.ac.il Set Multicycle Path Dialog Box (set_multicycle_path) - Intel
Reference clock (-start, -end):. Specifies whether the multicycle value is based on the source or destination clock waveform. Start (launch clock)( -start )— ... https://www.intel.com set_multicycle_path - Micro-IP Inc.
Defines the multicycle path. SYNTAX Boolean set_multicycle_path [-setup] [-hold] [-rise] [-fall] [-start] [-end] [-reset_path] [-from from_list | -rise_from rise_from_list https://www.micro-ip.com STA——multicycle path - IT閱讀 - ITREAD01.COM
當然要指明是-setup。 set_multicycle_path -setup -start 2 -from xxx -to xxx. 對於hold check有 ... https://www.itread01.com Timing Analyzer set_multicycle_path Command - Intel
A multicycle constraint relaxes setup or hold relationships by the specified number of clock cycles based on the source (-start) or destination (-end) clock. An end ... https://www.intel.com Timing exception: Multicycle path @ 工程師的碎碎唸:: 隨意窩 ...
進入本篇要討論multicycle path 主題前，必先了解setup time/hold time 這兩道STA 檢查timing 是兩道關卡。為了解釋這件事，必須先從一段故事開始： 每個週末我都會 ... https://blog.xuite.net Verilog十大基本功9 (Multicycle Paths) - 台部落
而Source約束是基於源時鐘沿，通過向前移動Launch時鐘沿來放鬆建立保持時間。Start和end說明多週期路徑依賴於start clock還是依賴於end clock。 https://www.twblogs.net 【再说FPGA】TimeQuest之Multicycle Paths-湘攸客-电子技术 ...
而Source约束是基于源时钟沿，通过向前移动Launch时钟沿来放松建立保持时间。Start和end说明多周期路径依赖于start clock还是依赖于end ... http://blog.chinaaet.com 深入浅出讲透set_multicycle_path多周期路径的 ... - 吾爱IC社区
但是当我们通过以上的命令设置了3个cycle的multicycle path的约束之后，launch clk的沿推到了T=30ns。因此，两个寄存器之间那段组合逻辑的delay要求就放松到了 ... http://www.52-ic.com |