发表于:2005-03-15 08:02:00
楼主
我有两台上位机,和S7-300,都挂在PROFIBUS上,目前系统运行正常,只是有时我的上位机总是显示
1."A SYNI error occurred in \Device\s7opciax0: Bus short circuit or wrong transmission rate"
2.An address error occurred: Assigned station address already in use.
不知何故,请高手赐教.多谢