Î÷ÃÅ×Óplc S7-1200/1500PLCͨѶ·½·¨´óÖ·ÖΪ¹¤ÒµÒÔÌ«ÍøÍ¨Ñ¶ºÍ´®ÐÐͨѶ¡£¹¤ÒµÒÔÌ«ÍøÍ¨Ñ¶·½·¨ÓÐS7ͨѶ¡¢PROFINET IO£¨ÊµÊ±Í¨Ñ¶£©¡¢TCPͨѶ¡¢ISO on TCPͨѶ¡¢UDPͨѶ¡¢MODBUS TCPͨѶ£»´®ÐÐͨѶÓÐPtPͨѶ¡¢MODBUS Ö÷´ÓͨѶ¡¢USSͨѶ£»ÉÐÓеÚÈý·½Í¨Ñ¶CANopen¡¢I/O LinkµÈ¡£
ÒÔÌ«ÍøÍ¨Ñ¶µÄÎïÀí²ãÊÇÒÔRJ45½Ó¿ÚÅþÁ¬£¬´®ÐÐͨѶµÄÎïÀí²ãÊÇÒÔRS485½Ó¿ÚÅþÁ¬¡£
¹¤ÒµÍ¨Ñ¶Î´À´µÄÉú³¤£¬ÊÇÔ½À´Ô½ÍùÒÔÌ«ÍøµÄÆ«ÏòÉÏ¿¿¡£
ÒÔÌ«ÍøÍ¨Ñ¶ËùÓõ½µÄÐÒéȺͳ³ÆÎªTCP/IPͨѶÐÒ飬ÏêϸµÄÐÒéÓÐIP»òICMP¡¢TCP»òUDP¡¢TELNET»òFTP¡¢ÒÔ¼°HTTPµÈ¡£ÕâЩÐÒéÊÇ»¥ÁªÍø²»¿Éȱ°±ÉÄ×é³É²¿·Ö¡£
TCP/IPͨѶµÄÌØµãÓУº1¡¢ÐÒé±ê×¼ÊÇÍêÈ«¿ª·ÅµÄ£¬¿ÉÒÔ¹©Óû§Ãâ·ÑʹÓ㬲¢ÇÒ×ÔÁ¦ÓÚÌØ¶¨µÄÅÌËã»úÓ²¼þÓë²Ù×÷ϵͳ¡£2¡¢×ÔÁ¦ÓÚÍøÂçÓ²¼þϵͳ¡£3¡¢ÍøÂçµØÖ·Í³Ò»·ÖÅÉ£¬ÍøÂçÖеÄÿһ¸ö×°±¸ºÍÖն˵ĵØÖ·ÊÇΨһµÄ¡£4¡¢¸ß²ãÐÒé±ê×¼»¯£¬ÍøÂç·þÎñ¿É¿¿¡¢¶àÑù¡£
Î÷ÃÅ×Óplc S7-1200/1500PLC ¿ª·ÅʽÒÔÌ«ÍøÍ¨Ñ¶µÄÖ¸ÁîÖ÷ÒªµÄÓÐÁ½¸ö£ºTSEND_C£¨½¨ÉèÅþÁ¬²¢·¢ËÍÊý¾Ý£©ºÍTRCV_C£¨½¨ÉèÅþÁ¬²¢ÎüÊÕÊý¾Ý£©¡£
1¡¢ÎªÁ˲»Ó°ÏìÖ÷³ÌÐòµÄ¹¦Ð§¡¢ÒÔ¼°Ë¼Á¿Ö÷³ÌÐò¶ÔͨѶ³ÌÐòµÄ×ÌÈÅ£¬ÎÒÃÇн¨ÉèÒ»¸ö¡°Ñ»·ÖÐÖ¹¡±OB£¨×éÖ¯¿é£©¡£ÃüÃûÃû³Æ¡¢Ñ¡Ôñ±à³ÌÓïÑÔ¡¢Ñ»·Ê±¼ä£¨µ¥Î»ms£¬S7-1500PLCΪus£©£¬µã»÷È·¶¨¡£
2¡¢ÔÚ¿ª·ÅʽÓû§Í¨Ñ¶´¦Ñ¡ÔñËùÐèÒªµÄÖ¸Á²åÈëµ½³ÌÐòÖС£
3¡¢Ð½¨Ò»¸öÈ«¾ÖÊý¾Ý¿é£¬½¨ÉèÒ»¸ö¡°Í¨Ñ¶Êý×顱µÄÊý¾ÝÀàÐÍ
4¡¢Ò»Ñùƽ³£Í¨Àý×ö·¨ÓаÑÊý¾Ý¿éµÄÊôÐÔÖС°ÓÅ»¯¿éµÄ»á¼û¡±×÷·Ïµô¡£
5¡¢µã»÷×éÖ¯¿éÖÐÖ¸Áî¿éÉÏÀ¶É«Í¼±ê×îÏÈ×é̬¡£
6¡¢ÔÚÌí¼ÓÁ˵ڶþ̨PLCµÄÇéÐÎÏ£¬¡°»ï°é¡±Ò»À¸ÖÐÓÐPLC2£¬ÈçÊÇͳһ¸öÏîĿϵÄ×°±¸£¬¿ÉÒÔÑ¡ÔñËü¡£Èç²»ÊÇͳһ¸öÏîÄ¿£¬Ñ¡Ôñ¡°Î´Ö¸¶¨¡±¡£
7¡¢ÔÚ¡°×°±¸ºÍÍøÂ硱ÖаÑÁ½Ì¨PLCÅþÁ¬ÆðÀ´¡£
8¡¢×é̬ÅþÁ¬ºÃPLCºó£¬ ×ÓÍø¡¢µØÖ·×Ô¶¯ÌìÉú¡£ÍâµØÕ¾ºÍ»ï°éÕ¾µÄÅþÁ¬Êý¾ÝÀ¸£¬µã»÷¡°µ¹Èý½ÇÐΡ±Ñ¡Ôñ¡°Ð½¨¡±£¬×Ô¶¯ÌìÉúÊý¾Ý¿é¡£
9¡¢ÅþÁ¬²ÎÊý×é̬Íê³ÉÁË£¬½ÓמÙÐпé²ÎÊý×é̬£¬×é̬Íê³Éºó£¬Ö¸Áî¿éµÄÊäÈëÒý½Å¼´×é̬Íê³É¡£
µ±ÌïÖ÷Õ¾×é̬Íê³Éºó£¬»ï°é´ÓվҲҪͬÑùµÄ¾ÙÐÐ×é̬£¬Ö¸ÁîΪTRCV_C£¨½¨ÉèÅþÁ¬²¢ÎüÊÕÊý¾Ý£©£¬´ÓÕ¾µÄ¿é²ÎÊýÖÐÊäÈëµÄÆô¶¯ÇëÇóÒ»Ñùƽ³£Îª¡°TRUE¡±¡£