I want to use external interrupts on Pin P1.2 & p1.3 for frequancy measurement When Positive transition occours on pin External interrupt should be occour And in interrupt vector I want to increment one count time base is generated by timer 0 for ).1 seconds.
My probelm is even thouh frquancy of 1 Khz is applied to Pin P1.2 interrupt is not generate.
I want to know regisier detail configurations of resigistrs so that externl interrupt will generate
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