10330-00500

10330-00500

10330-00500

10330-00500

10330-00500

10330-00500

10330-00500

中断方式下，计算机能得到充分利用，紧急的任务也能得到及时处理。但是，如果同时来了几个都要处理的任务该怎么办呢？**级高的还好办，低的呢？可能会出现照顾不到之处。所以，中断方式不大适合于工作现场的日常使用。 
但是，PLC在用扫描方式为主的情况下，也不排斥中断方式。即，大量控制都用扫描方式，个别急需的处理，允许中断这个扫描运行的程序，转而去处理它。这样，可做到所有的控制都能照顾到，个别应急的也能进行处理

ACMA 2535002024 NSFP 2535002024
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