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"A pin may also be configured as an INPUT with pinMode, and
subsequently
made HIGH with digitalWrite, this will set the internal 20K pullup
resistors, which will <em>steer</em> the input pin to a HIGH reading
unless it is pulled LOW by external circuitry.
"<br>
<br>
<a class="moz-txt-link-freetext" href="http://arduino.cc/en/Reference/Constants">http://arduino.cc/en/Reference/Constants</a><br>
<br>
Mykle Hansen wrote:
<blockquote cite="mid:AB9574C2-60EB-491D-8633-43C58949CD2E@mykle.com"
type="cite"><br>
On Jan 1, 2009, at 4:33 PMThursday, Donald Delmar Davis wrote:
<br>
<br>
<blockquote type="cite">The pins are best set up for connecting them
to ground and using the internal pull up resistors.
<br>
</blockquote>
<br>
<br>
oh goddammit ... nobody told me there were internal pull-up resistors!
<br>
on which pins? how do i use them? how did i miss them?
<br>
<br>
-m-
<br>
---
<br>
HELP! A Bear is Eating Me!
<br>
<a class="moz-txt-link-freetext" href="http://helpabeariseatingme.com">http://helpabeariseatingme.com</a>
<br>
<br>
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</blockquote>
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