Renesas Single-Chip Microcomputer M38C89T-ADF Manual de usuario descargar pdf (Pagina 27)

Rev.1.00 May 22 2012

REJ09B0566

4-7

Library Reference

4.2.2 33BInterrupt Control Unit R_INTC_CreateExtInterrupt

Remarks (2/2) • Please see the notes on callback function use

• The NMI callback function should not return. It should stop operation or reset the system.

Program example

#include “r_pdl_intc.h”

/* Declaration of callback function */

void CallBackFunc( void );

void func( void )

{

/* Configure the IRQ0 interrupt on pin IRQ1-A */

R_INTC_CreateExtInterrupt(

PDL_INTC_IRQ1,

PDL_INTC_IRQ_FALLING | PDL_INTC_A,

CallBackFunc

);

}

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Renesas Single-Chip Microcomputer M38C89T-ADF Manual de usuario Pagina 27