here is the program i threw together in about 2 mins just for a test sequence...

Code:
Define  OSC				20
Define CONF_WORD = 0x3F72

ALLDIGITAL
TrisA	=	%00000000					'Set everything on port A as output
TrisB	=	%00000000					'Set everything on port B as output
TrisC	=	%00000000					'Set everything on port C as output
TrisD	=	%00000000					'Set everything on port D as output
TrisE	=	%00000000

main:
low 0
low 1
low 2
low 3
low 4
low 5
low 6
low 7

High 0
pause 500
Low 0
high 1
pause 500
low 1
high 2
pause 500
low 2
high 3
pause 500
low 3
high 4
pause 500
low 4
high 5
pause 500
low 5
high 6
pause 500
low 6
high 7
pause 500
Low 7
high 6
pause 500
low 6
high 5
pause 500
low 5
high 4
pause 500
low 4
high 3
pause 500
low 3
high 2
pause 500
low 2
high 1
pause 500
low 1

goto main
END
Reprogramming to turn all on and enter nop loop