USBÞD(zhu¨£n)RS232”µ(sh¨´)“þ(j¨´)¾€ ÔO(sh¨¨)¶¨ºÃÁËCOM¡£Ö»ÓÐCOM3²»ÌáʾCOM¿Ú²»¿ÉÓã¬ÆäËüµÄ¾ùÌáʾCOM¿Ú²»¿ÉÓã¬COM3µÄÌáʾÊÇij‚€(g¨¨)Ó²¼þÓйÊÕÏ£¬Èç¹ûµÄÊÇij‚€(g¨¨)Ó²¼þÓйÊÕϵÄÔ’£¬ÄÇžéʲôÓ|ÃþÆÁÓÖÄÜͨѸ£¬ÎÒÓò»Ž§USBµÄRS-232Ò²Ô‡ß^(gu¨°)ÁË£¬ÔO(sh¨¨)¶¨µÄCOM¿ÚÊÇCOM1¡£ÎÒÔ‡ß^(gu¨°)ºÍÆäËüµÄPLC ¶¼ÄÜͨѸ£¬¾Íß@Ò»Å_(t¨¢i)™C(j¨©)µÄͨѸ²»ÁË£¬ÎÒ²»ÖªµÀÊDz»ÊǹPÓ›±¾Í¨Ñ¸ºÍÓ|ÃþÆÁͨѸÔÚ…¢”µ(sh¨´)ÉϵÄÔO(sh¨¨)ÖÕþ(hu¨¬)²»•þ(hu¨¬)ÓÐËù²»Í¬¡£