发表于:2005-09-25 07:37:00
4楼
我用step7监控时,想进入那个不能显示的数据所对应的FB,没法进入,显示“ The displayed block cannot be monitored beacause it does not match the block in CPU.Do you want to download displayed block to the CPU and then monitor it?”
(我先打开以前从这个CPU上传的程序,把线连到PLC后再上传一遍)