bmsherma, Try this...

SELECT CASE VOLTAGE

CASE < 257
PORTC = %0001

CASE < 513
PORTC = %0010

CASE < 769
PORTC = %0100

CASE < 1024
PORTC = %1000

END SELECT
Pause 100

I use this construct when determining groups of numbers. You start with the smallest and move up to the largest.

Dave Purola,
N8NTA