IC3600SOSF1 GE 程序计数器

GE IC3600SOTE1
GE IC3600SOTJ1
GE IC3600SSVA1
GE IC3600SSVB1
GE IC3600SVSA1
GE IC3600SVSC1
GE IC3600SOTD1
GE IC3600STKP1
GE IC3600STKA1
GE IC3600SVDB1
GE IC3600AIAD1
GE IC3600STKK1
GE IS2020ISUCG3A
GE IS2020DDIAG1B
GE IS2020LVPSG1B
GE IS2020LVPSG1AE

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Description

CPU对I/O进行再次检测,当确认有外部触发信号时,CPU保护现场并将程序计数器自动转到相应的外部I/O中断程序中去,当外部中断程序处理完毕,程序计数器返回到主程序继续工作。有一点可以说明的是我们一般会把急停按钮的外部中断升至最高级别,从而保证安全。

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