Lpc2000

Yes that stops th infinite loop, but another problem remains.
It seems that the ISR dont returns. The system freezes.
Any ideas?

--- In lpc2000@yahoogroups.com, Richard Duits <yahoo@r...> wrote:
> You need to clear the external interrupt (even with level sensitive 
> interrupts) with like in the following code:
> 
> void eint_ISR( void )
> {
>   vParTestToggleLED( 0 );
>     EXTINT = 1;  /* clear EINT0 */
>     VICVectAddr = 0; /* acknowledge interrupt */
> }
> 
> 
> Richard Duits
> 
> 
> frumbub wrote:
> 
> > Hello
> >
> > I am having problems with the EINT0 interrupt.
> > I have searched the posts and tried all suggested sollutions, but my
> > problem persists.
> >
> > The problem is that the system stays in the ISR like in an
infinite loop.
> >
> > Code:
> > void eint_ISR( void )
> > {
> >       vParTestToggleLED( 0 );
> >       VICVectAddr = ringCLEAR_VIC_INTERRUPT;
> > }
> > And thats it... the vParTestToggleLED( 0 ) function just toggles a led
> > one time, that is verified, but when EINT0 is triggered if flashes
> > endlessly and the other processes are blocked.
> >
> > The EINT0 setp code:
> >
> > VICIntSelect &= ~( RING_VIC_CHANNEL_BIT );
> > VICIntEnable |= RING_VIC_CHANNEL_BIT;
> > VICVectAddr2 = ( portLONG ) vRING_ISR;
> > VICVectCntl2 = RING_VIC_ENABLE | RING_VIC_CHANNEL;
> >
> > /* Enable EINT0 interrupt. */
> > PCB_PINSEL1 |= EINT0_ENABLE;
> >
> > Please help me out...
> >
> >
> >
> >
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