Lpc2000

Also make sure that all of your ISRs have at the end write to
VICVectAddr. Including your DefaultISR. If not VIC may stall untill
hardware reset of the device. 

--- In lpc2000@yahoogroups.com, Richard Duits <yahoo@r...> wrote:
>
> Make sure the startup code has the instruction at address 0x18:
> ldr    pc, [pc, #-4080]
> 
> Richard Duits.
> 
> 
> 
> ualbe wrote:
> 
> > Dear Ake,
> > I tested your VIC sequence but it still doesn't work.
> > I'm reading my code but It seem correct.
> > Here it is an example
> > thanks
> >
> > Alberto
> >
> > static init(void)
> > {
> >     // Init Vector Interrupt Controller
> >     VICIntEnClr = 0xFFFFFFFFL; // Disable all Ints
> >     VICIntSelect = 0x00000000L;
> >    
> >     // Install Default IRQVec
> >     VICDefVectAddr = (unsigned long) DefaultISR; // set interrupt
> > vector
> >    
> >     // Initialisation of CAN interfaces
> >     // CAN interface 1, use IRQVec0, at 125kbit
> >     CANAll_Init(1,0,CANBitrate125k_60MHz);
> >    
> >     // CAN interface 2, use IRQVec1, at 125kbit
> >     CANAll_Init(2,1,CANBitrate125k_60MHz);
> >    
> >     // Set CAN Err ISR to IRQVec2
> >     CANAll_SetErrIRQ(2);
> >    
> >     // Initialize Timer Interrupt
> >     T0MR0 = 5999; // 100 microseconds = 6.000-1 counts
> >     T0MCR = 3; // Interrupt and Reset on MR0
> >     T0TCR = 1;  // Timer0 Enable
> >    
> >     // Set Timer0 ISR to IRQVec3
> >     VICVectAddr3 = (unsigned long) Timer0ISR; // set interrupt vector
> >     VICVectCntl3 = 0x20 | 4;  // use it for Timer 0 Interrupt
> >     VICIntEnable = 0x00000010;  // enable Timer0 Interrupt
> >
> > }
> >
> > void Timer0ISR (void)
> > {
> >   gTimerTick++;
> >   T0IR = 1; // Clear interrupt flag
> >   VICVectAddr = 0xFFFFFFFF; // Acknowledge Interrupt
> > }
> >
> >
> >
> >
> >
> >
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> >
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> >
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