W o r k i n g w i t h t h e C P U
PORTC interrupts. The lower four pins of PORTC (C3, C2, C1, C0) on the
ARM7TDMI can be used as interrupt sources. Only the PORTC register
enables, configures, and services the interrupts. See Chapter 6, "GEN
Module."
4 1
w w w . d i g i e m b e d d e d . c o m
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