write_environment, write_interface_timing, write_parasitics, write_sdc, write_sdf Routing: check_route, check_routeability, close_distributed_route, convert_wire_ends, convert_wire_to_pin, count_drc_violations, create_auto_shield, create_differential_group, create_macro_fram, create_pad_rings, c...
17.依次导出网表(.v),提取寄生参数、导出时序描述(.sdf),导出寄生参数文件(.spef),以及代工厂用于加工的GDSII文件 导出网表,Output verilog file name选择文件路径时,文件命名要带.v的后缀名 File ---> Export ---> Write Verilog 提取寄生参数 Route ---> Export RC 导出时序约束 File ---> Export --...
File ---> Export ---> Write SDF 导出寄生参数文件 File ---> Export ---> Write Parasitics 导出GDSII文件 File ---> Export ---> Write Stream 至此ICC布局布线全部工作完成
write_sdf ./outputs/.sdf write_sdc ./outputs/.sdc PT STA 一 report_transitive_fanout–clock_tree报告出的”unknown”的clock network可能计算出错误的延迟,report_reference查看cell的属性也可看使用了多少register。当出现这样的问题我们可以使用Stamp模型来解决或者使用virtual clock旁通clkbuf (create_clock–nam...
0.420 mm = 0.177 mm2 3.2、用ICC对芯片的时序进行验证的结果: * 所用命令:report_constraint -all_violators 参考答案(续3) 4、ICC导出的后仿网表文件(.hfsim.v)、延迟文件(.sdf)及版图文件(.gds): * * * * * * * * * 布局 综合阶段的时钟信号和高扇出信号被定义成理想的和don’t_touch(综合...
19、Comprehensive SignoffPrimeTime STA flow use .sdfPrimeTime ECO flowSNPS StarRC tool overviewStarRC is the EDA industrys gold standard for parasitic extraction. A key component of Synopsys Galaxy Implementation Platform, it provides a silicon-accurate and high-performance extraction solution for SoC...
24、t;> ./reports/power.rptra >> ./reports/area.rptrt >> ./reports/timing.rptrc >> ./reports/constraint.rpt write -format verilog -hierarchy -output ./outputs/adder.vwrite -format ddc -hierarchy -o ./outputs/adder.ddcwrite_sdf ./outputs/adder.sdfwrite_sdc ./outputs/adder.sdc3.时序...
Overview of the foundation classesis a more formal introduction and you should read it before you attempt advanced OO programming. Running the sample applications The sample programs are supplied as source code in libraryCICSTS56.CICS.SDFHSAMP and before you can run the sample programs, you need...
write_sdf??min.sdf 在抽取寄生参数的时候要按此顺序:1.extractRC 2. rcOut –worst|best -spef ../output_file/cnt10.spef 在encounter的流程里面,是不允许CTS之前fix hold的: optDesign -postCTS -hold -prefix ppo_hold checkDesign –all 检测设计的相关信息。 snapRoute 建立45°布线到只招的栅格。
File ---> Export ---> Write Verilog 提取寄生参数 Route ---> Export RC 导出时序约束 File ---> Export ---> Write SDF 导出寄生参数文件 File ---> Export ---> Write Parasitics 导出GDSII文件 File ---> Export ---> Write Stream ...