類比電路 ( 一 ) 實習

Using Composer

To use your own account to save the results,

Put the following cmds into ~/.cshrc file

setenv CDSHOME  /usr/cadence/IC/IC50

source /usr/cadence/IC/CIC/ic.cshsource /usr/cadence/IC/CIC/license.cshsource /usr/cad/synopsys/CIC/hspice.cshicfb &

Unix Introduction• Create a window: right button tools terminal or type xterm• OS will execute ~/.cshrc every time you create a new window.• “source file_name” means executing each line of the file “file_name”• Show command path: which hspice• Show directory contents: “ls” or “ls –lrt”• Change directory: cd• Text editor: right button applications text editor save as• Show contents of a file: less file_name:Space _ forward, b backwardq quit less/ search pattern• See command usage: man command_name

Create a inverter• 在 terminal 中打入 icfb&

• tools library manage

• file new lib

• new library

• Technology file

• New Cell

• Cell name

• add instance

• analogLib nmos

• pmos

• vdd

• gnd

• 接線

• 加入 vi

• 接到電路上

• 加入 vo

• 接到電路上

• 轉 netlist 檔

• 選取要轉檔的電路

• 按 OK

• 顯示 OK

• Terminal 裡輸入 cat netlist 查看轉出來的netlist 檔