Re: Driving tri-state LED matrix

On May 30, 8:59 pm, Jim Granville <no.s...@xxxxxxxxxxxxxxxxxxxxxx>
wrote:

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.


Sorry I can't find your post where you mentioned those drivers. Are
you saying that there's a driver chip out there that will preserve the
tri-stateness of the uC pin?
.

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