ʵÓÃÎĵµ
Calibreѧϰ×Ü½á µÚÒ»Õ Calibre¼òÊö
1. 1 Calibre ¼ò½é
Calibre ×÷ΪMentor Graphics ¹«Ë¾³öÆ·µÄºó¶ËÎïÀíÑéÖ¤£¨Physical Verification£©
¹¤¾ß£¬ËüÌṩÁË×îΪÓÐЧµÄDRC/LVS/ERC ½â¾ö·½°¸£¬ÌرðÊʺϳ¬´ó¹æÄ£ICµç·µÄÎï
ÀíÑéÖ¤¡£ËüÖ§³Öƽ̹»¯£¨Flat mode £©ºÍ²ã´Î»¯£¨Hierarchical mode£©µÄÑéÖ¤£¬´ó´óËõ ¶ÌÁËÑéÖ¤µÄ¹ý³Ì£»Ëü¸ßЧ¿É¿¿µÄÐÔÄÜÒѾ±»¸÷´óFoundry ÈÏÖ¤£¬×÷ΪTape Out ֮ǰµÄ ÑéÖ¤±ê×¼¡£Ëü¶ÀÓеÄRVE£¨Result ViewEnviroment£©½çÃæ¿ÉÒÔ°ÑÑéÖ¤´íÎ󷴱굽°æÍ¼ ¹¤¾ßÖÐÈ¥£¬¶øÇÒÁ¼ºÃµÄ¼¯³É»·¾³±ãÓÚÓû§ÔÚ°æÍ¼ºÍµç·ͼ֮¼äÇáËÉת»»£¬´ó´óÌá¸ßÁË ¸Ä´íµÄЧÂÊ¡£xCalibre ¾ßÓаæÍ¼¼ÄÉú²ÎÊý³éÈ¡µÄ¹¦ÄÜ¡£
1£®2ÊÖ²á
ÔÚ¹¤×÷Õ¾ÏÂÊäÈëmgcdocs &ÃüÁ¾Í¿ÉÔĶÁCalibreµÄËùÓÐÊֲᡣ
1£®3¼¸¸ö³£ÓõÄËõдÃüÁî
1¡¢ SVRF---Standard Verification Rule Format£¨±ê×¼µÄ¼ì²éÎļþ£©
2¡¢ RVE---Results Viewing Environment(ÏÔʾ½á¹ûÓõĻ·¾³´°¿Ú)
3¡¢ SVDB---Standard Verification Database (LVS results)
4¡¢ DRC---Design Rule Checking
5¡¢ LVS---Layout Versus Schematic
6¡¢ ERC---Electrical Rule Checking
ʵÓÃÎĵµ
µÚ¶þÕÂCalibre DRC
2£® 1Êý¾Ý×¼±¸
Íê³ÉCalbireDRCÐèÒªµÄÊý¾ÝÓаæÍ¼Êý¾ÝºÍÖ´ÐÐDRC¼ì²éµÄÃüÁîÎļþ£¨Runset£©¡£°æÍ¼Êý
¾ÝÖ§³ÖGDSII¡¢CIF¡¢BINARY¡¢ASCII ¸ñʽ¡£
2£®2Á÷³Ìͼ
Runset Calibre DRC ASCII Report DRC Results Database Locate Errors Using Calibre RVE and Layout Tool Completed Layout Correct Layout Errors
2£®3 DRC Runset File
1 »ù±¾¿ØÖÆ£¬ÔÓÐDRACULAµÄfile¿ÉÒÔÓÃdrac_cvt sourcefile targetfileÃüÁîÀ´
ת»»¡£
£¨1£©CalibreÊÇÒ»¸ö¡°Edge£Based¡±Tool£¬Ä¬ÈÏ´íÎóµÄÏÔʾÊDZß
Error is between these edges
(2)DRC ¼ì²éµÄ½á¹ûÓÐÈýÖÖ¿ØÖÆ Euclidean£¨default£©¡¢Square¡¢Opposite¡£
ʵÓÃÎĵµ
(3)³£Óõļ¸Ìõ¼ì²é¹æÔò£¬¾ßÌå¿ÉÔĶÁCalibreµÄÊÖ²á
(a) Internal£¨Äڱ߶ÔÄڱߣ©ÓÃÀ´¼ì²é Width¡¢Overlap£» (b) External£¨Íâ±ß¶ÔÍâ±ß£©ÓÃÀ´¼ì²é Space¡¢Notch£» (c) Enclosure£¨Äڱ߶ÔÍâ±ß£©
2 Ò»°ãµÄDRC¼ì²éÎļþ°üº¬ÒÔϼ¸¸ö²¿·Ö£º
(1) ÔËÐÐÉèÖã¬ÉèÖÃGDSµÄλÖ㬽á¹ûÎļþ·ÅµÄλÖõȣ» (2) ²ã´Î¶¨Ò壬¶¨ÒåÊäÈëµÄ²ã´Î£»
(3) ²ã´ÎÔËË㣬²úÉúÔËËãÐèÒªµÄһЩÖмä²ã´Î£» (4) ¹æÔò¼ì²é£¬¾ßÌå¶ÔÿÌõ¹æÔòµÄ¼ì²é£»
(5) Ñ¡Ôñ¿ØÖÆ£¬¿ÉÒÔÖ»¼ì²éij¼¸Ìõ¹æÔò»òÕßÖ»¼ì²éij¸öµ¥Ôª¡£
ʵÓÃÎĵµ
3Ò»¸ö¼òµ¥µÄRule File£¬¡°//¡±ºóÃæÎª×¢ÊÍ
//¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D LAYOUT PATH ¡°/home/*¡¡.¡± //GDSµÄ·¾¶ LAYOUT PRIMARY ¡°*¡± //GDSµÄ¶¥µ¥ÔªÃû LAYOUT SYSTEM GDSII //°æÍ¼Êý¾ÝµÄ¸ñʽ
//¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D DRC MAXIMUM RESULTS 500 //×î´ó´íÎóÊä³öÊýÄ¿
DRC RESULTS DATABASE ¡°/home/*¡¡¡± //´æ·ÅDRC´íÎóÊý¾ÝµÄ·¾¶¼°Ãû³Æ DRC SUMMARY REPORT ¡°/home/*¡¡¡± HIER //´æ·ÅDRC¼òÊöÎļþµÄ·¾¶¼°Ãû³Æ //¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D
DRC CELL NAME YES CELL SPACE XFORM //±íʾµ×²ãµÄ´íÎó½«Ö±½ÓÔڵײãÏÔʾ PRECISION 1000
RESOLUTION 10 //Á½¾äºÏÆðÀ´±íʾ¼ì²éµÄÊý¾Ý¸ñµãΪ 10/1000£½0.01 //¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D
FLAG OFFGRID YES //ÔÚSummary Report ÀïÏÔʾ²»ÔÚ¸ñµãÉϵİæÍ¼µÄ×ø±ê FLAG SKEW YES //ÔÚSummary Report ÀïÏÔʾ²»ÊÇ45¶ÈÏߵİæÍ¼µÄ×ø±ê FLAG ACUTE YES //ÔÚSummary Report ÀïÏÔʾÈñ½ÇµÄ°æÍ¼µÄ×ø±ê //¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D£
//ÊäÈë²ã´ÎµÄ¶¨Òå LAYER nwelli 1 LAYER ndiffi 2 LAYER pdiffi 3
. . .
//TEXT²ã¼°Á¬½ÓÐԵ͍Òå
TEXT LAYER 60 ATTACH 60 met1 TEXT LAYER 70 ATTACH 70 met2 //¶¨ÒåÁ¬½Ó
CONNECT met1 poly1 BY cont CONNECT met1 ndiff BY cont CONNECT met1 pdiff BY cont CONNECT met2 met1 BY via1 CONNECT met1 allnsub BY cont SCONNECT allnsub nwelli
//¶¥²ãÊý¾ÝµÄ¶¨Ò壬ÓÐÀûÓÚÌá¸ß¼ì²éËÙ¶È LAYOUT TOP LAYER pad met2 via1
//¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D //²ã´ÎµÄÔËËã
fpoly = poly1 INTERACT celiso tpoly = poly1 NOT INTERACT celiso pcode = SIZE pcodei BY 0.15 OVERUNDER
ʵÓÃÎĵµ
. . .
//Ò»°ãÓÃÀ´²ã´ÎÔËËãÓõÄÃüÁî´ó¸ÅÓУºINTERACT ±íʾÓÐÈκÎÖØºÏ¹ØÏµµÄ£¬ //Ï൱ÓÚDRACULAµÄOVERLAP¡£NOT ,AND,OR,SIZE ͬDRACULA¡£SIZE ºóÃæ //¼ÓÉÏUNDEROVER ±íʾÏÈËõСÔÙ·Å´ó£¬OVERUNDER±íʾÏÈ·Å´óÔÙËõС¡£ //wmet1 = WITH WIDTH met1 >=10 ±íʾÕÒ³ö¿í¶È´óÓÚµÈÓÚ10µÄÂÁ¡£
//¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D //¾ßÌåµÄ¹æÔò¼ì²é //FLAG CHECK
acute_chk { //acute_chk±íʾÕâ¸ö´íÎóµÄÃû³Æ,Ëæ±ã¶¨Òå @ flag acute yes //@¿ªÍ·±íʾעÊÍ»áÔÚRVEµÄ×¢ÊÍ´°¿ÚÀïÏÔʾ DRAWN ACUTE //ÿÌõ¼ì²é±ØÐë°üº¬Ò»Ìõ¿ÉÒÔÊä³ö´íÎóµÄÃüÁî } //Ò»¶Ô»¨À¨ºÅ±íʾִÐÐÒ»Ìõ¹æÔò¼ì²é
//ÉÏÃæÕâÌõ¹æÔò¼ì²éµÄÄ¿µÄÊÇÔÚ°æÍ¼ÉÏÖ±½ÓÏÔʾÈñ½ÇµÄµØ·½¡£ offgrid_chk{
@ flag offgrid yes DRAWN OFFGRID
} //Ö±½ÓÔÚ°æÍ¼ÉÏÏÔʾ²»ÔÚ¸ñµãÉϵĵط½ skew_chk {
@ flag skew yes DRAWN SKEW
}// Ö±½ÓÔÚ°æÍ¼ÉÏÏÔʾ·Ç45¶ÈÏߵĵط½
//¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D // well check
GROUP nwchk nw_chk? //£¿ÊÇÒ»¸öͨÅä·û£¬Õâ¾äÓï¾äÊǽ«ËùÓÐÒÔnw_chk¿ªÍ·µÄ´í
//Îó¶¨Òå³ÉÒ»¸öÃû³ÆÎªnwchkµÄ¼¯ºÏ¡£¿ÉÒÔͨ¹ý //DRC SELECT CHECK nwchk Õâ¸öÓï¾äÀ´¿ØÖÆDRC¼ì²é //Ö»¼ì²éÕâ¸ö¼¯ºÏ£¬Ò²¿ÉUNSELECTÈ¥µôÕâ¸ö¼¯ºÏ¡£
nw_chk1 {
@ nwell width must >=2.5
INT nwelli <2.5 ABUT <90 SINGULAR REGION
} // NÚåµÄ¿í¶È¼ì²é£¬ºóÃæµÄABUT<90 SINGULAR REGION ÊÇsecong key words ¡£ //ABUT<90Ò»°ã¶¼Òª¼ÓÉÏ£¬±íʾÓн»²æµÄµØ·½µÄ½Ç¶ÈСÓÚ90¶È±¨´í //SINGULARÒ»°ãÒ²Òª¼ÓÉÏ£¬±íʾÓеãÅöµã»òÕßµãÅöÏߵĵط½¶¼±¨´í //REGION ÊÇÒ»¸öÏÔʾ¿ØÖÆ£¬±íʾÏÔʾ´íÎóʱÏÔʾ·¶Î§
nw_chk2{
@ nwell of same potential space must >=1.4
EXT nwelli < 1.4 ABUT<90 SINGULAR REGION SQUARE CONNECT
} // ͬµçλµÄÚå¼ä¾à±ØÐë²»ÄÜСÓÚ1.4 ¡£SQUARE ÊÇÊä³ö½á¹û¿ØÖÆ£¬ÉÏÃæÓÐÏêϸ˵Ã÷ //CONNECT ÊÇÁ¬½Ó¿ØÖÆ£¬±íʾ·²ÊÇͨ¹ýÂÁ»òÆäËüÁ¬½Ó²ãÓÐÁ¬½Ó¹ØÏµµÄÚå¡£