随笔分类 -  daily note

摘要：1. case description when running bscan, a serials of pins need to be controlled to 1 by tdr; a static dft signal with default value1 was registered by 阅读全文

摘要：1.确认shell变量 echo $SHELL shell如果是tcsh或者csh可以按照下述方法来配置 2.变量 man tcsh 输入 /%/ 搜索需要的变量 ，example：%B[%W-%D-%P-%{\e[31m%}%j%{\e[37m%}-%{\e[32m%}%~]>> 颜色设置 %{\ 阅读全文

摘要：ref link: https://www.edn.com/enhanced-timing-closure-using-latches/ 1. complexity & importance of hold fixing 当代SoC timing timing closure的效率很大程度上取决于t 阅读全文

摘要：ref link: https://www.edn.com/launch-off-shift-at-speed-test/ LOC & LOS 2. pros & cons LOS更有利于工具产生pattern，因为最后一个lauch的值只需要shift到相应的scan cell，而使用LOC时，S 阅读全文