Re: Driving tri-state LED matrix

Tomás Ó hÉilidhe wrote:
Any thoughts? (..other than the repetitive "get yourself a uC with
more pins")

I have already suggested the MOSFET drivers that preserve the
3 State Pin sense. Many now do this, to allow lower idle
powers in SMPS.

Much lower parts count, and no gymnastics.

-jg

.

Relevant Pages

  • Re: Driving tri-state LED matrix
    ... State Pin sense. ... Many now do this, to allow lower idle ... powers in SMPS. ... before the regulator ...
    (comp.arch.embedded)
  • Re: Driving tri-state LED matrix
    ... State Pin sense. ... Many now do this, to allow lower idle ... Much lower parts count, and no gymnastics. ... you saying that there's a driver chip out there that will preserve the ...
    (comp.arch.embedded)