Shouldn't 0xff result in 5v outputs?

On Sun, 27 Oct 2002, Greg Shenaut wrote:

> In message <[EMAIL PROTECTED]>, 
>David Nicholas Kayal cleopede:
> >  val = 0xff;
>
> For this kind of testing, it is sometimes useful to use a value
> like 0xaa or 0x55, and probe the adjacent lines--don't forget that
> if there is inversion going on, 0xff will produce all 0v outputs.
> Just a random thought, it may not help here, but aa/ff are generally
> more useful than all 1's or all 0's.
>
> Greg Shenaut
>
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