What do you mean by "not reading"?

The XORWF instruction takes 1 cicles to execute (4Q)

Q1
        Decode
Q2
        Read register f (in this case PORTD)
Q3
        Process data
Q4
        Write to destination (in this case also PORTD)

So, PORTD IS readed...

Best regards

Mauricio D. Jancic
Janso Desarrollos - Microchip Consultant
www.janso.com.ar
info@janso.com.ar
(54) - 11 - 4542 - 3519
Lugones 3238 "B" - C1430ECN
Capital Federal
Republica Argentina
(54) - 11 - 4542 - 3519
MSN: jansodesarrollos@hotmail.com

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