PDQ-AT_Users_Guide

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PDQ-AT_Users_Guide

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  65. 65. Chapter 3 29 Software Design Purpose of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  73. 73. Chapter 3 31 Software Design PDQ-AT vs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
  74. 74. 32 Chapter3 Software Design PDQ-AT vs. PDQ-WLR 2XWSXW 'DWD +LHUDUFK 3'4:/5 FUHDWHV WKH IROORZLQJ DUHDV XQGHU WKH YDU ILOH VVWHP GXULQJ LWV LQVWDOODWLRQ DOO GLUHFWRULHV DUH VHW WR UZ[UZ[UZ[ SHUPLVVLRQV /var/opt/WLR/inputs: Used to store the input file for the ALL_HCI sample hot carrier program. /var/opt/WLR/database: /var/opt/WLR/database/data: All PDQ-WLR output data is managed under this path. /var/opt/WLR/database/data/hci: /var/opt/WLR/database/data/hci/all_hci: /var/opt/WLR/database/data/hci/all_hci/lifetime_ptr: /var/opt/WLR/database/data/hci/all_hci/stress_ptr: /var/opt/WLR/database/data/hci/stress_tables: Used by the HCI_3_MOS, via HC_LINK_2_MOS, to associate stress data, measurement data, and lifetime data from a hot carrier test. /var/opt/WLR/database/data/measured: This is the default area for the PDQ-WLR algorithms’ database tables. Each algorithm will create a new subdirectory, using its own name, below this path, whenever the algorithm is run for the first time with the database recording set on. For example, after the first execution of ISO_4_EMR with the default database recording conditions set on, the user will find the following subdirectory: /var/opt/WLR/database/data/measured/Iso_4_emr: /var/opt/WLR/database/data/csv_files: All CSV files are located here, either as actual files, or as links to user-specified file names. /var/opt/WLR/database/data/graphs: All executable graphics files are located here, either as actual files, or as links to user-specified file names. /var/opt/WLR/database/data/eps_save: When you print to an EPS, PNG or PDF file, the default path is this directory.
  75. 75. Chapter 3 33 Software Design PDQ-AT vs. PDQ-WLR /var/opt/WLR/database/wmap: All wafer maps created by the Define Wafer action in PDQ-AT are saved here. /var/opt/WLR/database/history: /var/opt/WLR/database/local: /var/opt/WLR/database/config: /var/opt/WLR/database/data/derived: The four directories above are reserved for future PDQ product use. /var/opt/WLR/database/database/data/attrib: Location of algorithm attributes used by plot legends an SPCs. /var/opt/WLR/database/database/data/plt_save: Location of restore (.plt) files. /var/opt/WLR/database/database/data/export: /var/opt/WLR/database/database/data/import: Both directories above exist for the convenience to users to move files to and from a PC network. 7KLV GLUHFWRU VWUXFWXUH LV UHWDLQHG DQG EXLOW RQ RXU :LQGRZV 17 RU :LQGRZV LQVWDOODWLRQ GULYH WSLFDOO ? 7KH GLUHFWRU VWUXFWXUH FDQ DOVR EH UHSHDWHG RQ RWKHU GULYHV XVLQJ QHWZRUN FRSLHV RU 3'4'0 'DWD 0DQDJHU
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