March 9, 2009
Tutorial - Pull-Up Resistors
about 4 years ago
A pin left floating is NOT the same as being tristated/high-z. When configured as an input, it will be a high-impedance node, but not in the same sense as a tristated pin.<br />
Aside from that, this is a useful article, and pullups/pulldowns are something “simple” that’s often underestimated and misunderstood.<br />
Tutorial - Beginning Embedded Electronics - 2
about 6 years ago
Those are the .1uF supply bypass caps.
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