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I do not remember where I read that for alternate functions Input Enable should be true and Output Disable should be false (it is probably buried somehere in the reference manual where I am too lazy to find it), but just from searching the Interwebs I got this which indicates that this should be so. |
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I don't really get what alternate pin is for?
Surely if you want an alternative function, i.e. not an input pin or an output pin, surely you don't want Input enabled (IE) and Output enabled (OD)?
I'd expect:
What does everyone else think?
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