On Sunday 26 February 2017 10:45:19 Gene Heskett wrote:

Doing some clarifications and deletions as multiswitch is my REAL problem 
ATM

> On Saturday 25 February 2017 14:35:16 Gene Heskett wrote:
> Ping?
>
> > Hi all;
> >
> > Couple problems with multiswitch.
> >
> > Default output for no input is 0001, not 0000. Why?
> >
> > Cannot be loadrt'd with the names= option. cfg=4,4 works fine.  Why?
> > I would really like to use the 0000 state as the default, gain=1.0
> > position.
>
> Ack the multiswitch manpage, the "parameters" aren't clear to me.

> First, I'd like 
> to know what happens to the bit line logic progressions when it is
> asked to decrement to a below zero, aka a - position. Some
> experimentation may be required. But some clarification of the
> interaction between writing a u32 or s32 to either parameter, and its
> effect on the bit.N outputs from the author would be most appreciated.
> If they track each other that would be great. Humm, I can check that
> with halshow I believe. Yes.
>
> But, while I can read back what I set in the position register, I just
> spent much of an hour observing the bit.N lines, and only one actually
> changes its state with a change in position, bit.0 acts as a zero
> indicator being true if position=0.
>
> Any non-zero value written sets bit-0 false which the other 3 bits are
> and they remain false for any 0-255 value in the position register. A
> negative written to position is converted to a positive value in a
> halmeter, so it does not count below zero.
>
> Seems to me I either do not understand how to use it, or its broken.
>
> In either case, its broken for my use and cannot do this job that I
> expected it to be able to from the man page. So something is all
> aglay, me or the manpage?
>
> What I wanted was a nibble sized number of bits to drive the sel-0
> thru sel-3 lines of a mux16.
>
> Help on multiswitch!

Thanks.

Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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