Ted Hyde wrote:
> .....ignore the sentence caps (thanks, Outlook!) - it also does not appear
> to make a difference if I include probe_parport, which I saw in another
> halfile (Anders, perhaps?) Forcing non-wide EPP communications also does not
> appear to have a (functional) effect. 

probe_parport is needed on some motherboards and PCI parallel port 
cards, not needed on others.  It never hurts, and it sometimes helps, so 
I expect you'll see it in most sample configs.  If your machine works 
without it, great.


> The firmware also doesn't seem to mind the exclusion of num_... tokens in
> the config line, and even though it enables all available modules by
> default, GPIOs are still functional and probe correctly (at least inputs do,
> I didn't bother to test over-writes by the priority components) - an example
> is that GPIO 00 is still readable (and strobes) along with the encoder
> input. Good enough for now.

IO Pins which are used by the module instances as inputs are visible in 
HAL as input GPIOs, but of course the driver does not allow them to be 
switched to outputs via HAL (since that would break the function instance).

IO Pins which are used by the module instances as outputs are visible in 
HAL as partial output GPIOs, but of course the driver does not allow 
their output values to be set via HAL (their output values are set by 
the module instances; only the "open-drain" and "invert" features are 
available via HAL).


-- 
Sebastian Kuzminsky
Distances obtained as the speed of light multiplied by a cosmological
time interval have no direct physical significance.
<http://en.wikipedia.org/wiki/Observable_universe>

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