Renesas Single-Chip Microcomputer M38C89T-ADF Manual do Utilizador descarregar pdf (Página 30)

Rev.1.00 May 22 2012

REJ09B0566

4-10

Library Reference

R_INTC_ControlExtInterrupt

4.2.2 33BInterrupt Control Unit

Remarks • The NMI pin was enabled during R_INTC_CreateExtInterrupt and cannot be disabled (an MCU design

feature).

• When disabling an IRQn pin, the Interrupt Request flag will be cleared automatically.

A callback function may be called once more if a valid event occurs just before the interrupt pin is

disabled.

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Renesas Single-Chip Microcomputer M38C89T-ADF Manual do Utilizador Página 30