Î÷ÃÅ×ÓS7-1200PLC?µÄIEC»¨ÑùµÄ׼ʱÆ÷ÊôÓÚ¹¦Ð§¿é¡£ÔÚ²åÈë׼ʱÆ÷Ö¸Áîʱ£¬ÒªÇó´´Á¢Ò»¸ö16×Ö½ÚµÄIEC_TimerÊý¾ÝÀàÐ͵ÄDB½á¹¹£¨¼´Åä¾°Êý¾Ý¿é£©£¬À´Éú´æÓйصÄÊý¾Ý¡£ÔÚ¹¦Ð§¿éÖУ¬¿ÉÒÔÊÂÏÈ´´Á¢Ò»¸öIEC_TimerÊý¾ÝÀàÐ͵ľ²Ì¬±äÁ¿(¶àÖØÅä¾°£©£¬È»ºó½«ËüÖ¸¶¨¸ø׼ʱÆ÷Ö¸Áî¡£
CPUûÓиøÈκÎÌض¨µÄ׼ʱÆ÷Ö¸Áî·ÖÅÉרÃŵÄ×ÊÔ´¡£Ã¿¸ö׼ʱÆ÷ʹÓÃDB½á¹¹ºÍÒ»¸öÁ¬ÐøÔËÐеÄÄÚ²¿CPU׼ʱÆ÷£¨ÎÒµÄÀí½âÊÇÒ»¸öÓ²¼þ׼ʱÆ÷£©À´Ö´ÐÐ׼ʱ¡£
ÔÚ׼ʱÆ÷Ö¸ÁîµÄÊäÈëINµÄÉÏÉýÑØÆô¶¯×¼Ê±Æ÷ʱ£¬Á¬ÐøÔËÐеÄÄÚ²¿CPU׼ʱÆ÷µÄÖµ½«±»¸´ÖƵ½Îª¸Ã׼ʱÆ÷Ö¸Áî·ÖÅɵÄDB½á¹¹µÄÔªËØSTART£¨Æðʼֵ£©ÖС£
¸ÃÆðʼֵÔÚ׼ʱÆ÷¼ÌÐøÔËÐÐÆڼ佫¼á³ÖÎȶ¨£¬ÒÔºó½«ÔÚÿ´Î¸üÐÂ׼ʱÆ÷ʱʹÓá£ÒÔÏÂÌõ¼þʱ½«»áÖ´ÐÐ׼ʱÆ÷¸üУº
1£©Ö´ÐÐ׼ʱÆ÷Ö¸ÁTP¡¢TON¡¢TOF »ò TONR£©£»
2£©×¼Ê±Æ÷½á¹¹µÄÔªËØELAPSED£¨¾¹ýµÄʱ¼ä£©»òλÊä³öQ×÷ΪÆäËüÖ¸ÁîµÄ²ÎÊý£¬¸ÃÖ¸Áî±»Ö´ÐС£
¸üÐÂ׼ʱÆ÷ʱ£¬½«´ÓÄÚ²¿CPU׼ʱÆ÷µÄÄ¿½ñÖµÖмõÈ¥ÉÏÊöÆðʼֵ£¬»ñµÃ¾¹ýµÄʱ¼äELAPSED¡£ÔÙ½«ELAPSEDÓëÔ¤ÉèÖµPT½øÐбȽϣ¬ÒÔÈ·¶¨×¼Ê±Æ÷µÄλÊä³öQµÄ״̬¡£È»ºó¸üиÃ׼ʱÆ÷µÄDB½á¹¹µÄÔªËØELAPSEDºÍQ¡£µÖ´ïÔ¤ÉèÖµPTºó£¬×¼Ê±Æ÷²»»á¼ÌÐøÀÛ¼Ó¾¹ýµÄʱ¼äELAPSED¡£
STEP 7 BasicµÄV11°æÓëV10.5°æÏà±È£¬Ôö¼ÓÁËÀàËÆÓÚS7-300/400µÄ׼ʱÆ÷ÏßȦָÁî¡£
´ÓÉÏÊöµÄ׼ʱÆ÷ÄÚ²¿µÄ׼ʱ»úÖÆ¿ÉÖª£¬ÔÚʹÓÃ׼ʱÆ÷ʱ£¬Æä׼ʱ¾«¶ÈÓëCPUµÄɨÃèÖÜÆÚÓкܴóµÄ¹Øϵ¡£ÔÚCPUÁ½´Î¸üÐÂ׼ʱÆ÷Ö®¼ä£¬×¼Ê±Æ÷µÄÊäÈë¡¢Êä³ö²ÎÊý¼á³ÖÎȶ¨¡£
ΪÁËÑéÖ¤ÉÏÊö½áÂÛ£¬ÔÚFB1ÖÐŲÓÃ׼ʱÆ÷Ö¸ÁîTP£¬ÔÚOB1ÖÐÓÃI0.1×÷ΪŲÓÃÌõ¼þ£¬Å²ÓÃFB1¡£ÓüàÊÓ±í¸ñ¼àÊÓ׼ʱÆ÷µÄÊä³öQºÍ¾¹ýµÄʱ¼äET£¬ÓÃÊäÈëINµÄÉÏÉýÑØÆô¶¯×¼Ê±Æ÷ºó£¬Èç¹ûI0.1Ϊ0״̬£¬Ã»ÓÐŲÓÃFB1ºÍÖ´ÐÐ׼ʱÆ÷Ö¸Á׼ʱÆ÷µÄÊä³öQºÍ¾¹ýµÄʱ¼äET¼á³ÖÎȶ¨¡£Ö»ÓÐÔÚŲÓÃFB1£¬Ö´ÐÐ׼ʱÆ÷Ö¸Áîʱ£¬ETµÄÖµ²Å»á±ä¸ï¡£