Thomas C. Sefranek wrote:
> I am working with a PIC18F4585 (for the CAN port),
> I want to use the Parallel Slave Port.
> The problem is the PIC IRQ hardware never sees the PSPIF in PIR1.
> I have the PSP enabled in TRISE = 0X97, The PSPIE bit is set in PIE1,
> The flag bit does go set when it has been selected, but the Interrupt vector
> never happens. INTCON is 0XC0 so General and Peripheral IRQ are enabled.
> ADCON1 is 0X0A, ECCPCON is 0X00.
> CAN IRQs work...
> I suppose I could write a polling routine, but this should work!
> Ideas?

Have you checked that you've got the right priorities set? PSPIP in 
IPR1? And whatever bit it is to use prioritised interrupts in the first 
place.

-- 
James Bendall
Nu Instruments Ltd, Wrexham
http://www.nu-ins.com
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