I've been researching methods to keep accurate time on arduino. I found that external hardware does this best using either crystal/oscillator or IC. I'll split this question into 2: Using an Arduino UNO, how do you wire a 16mhz crystal to the Arduino? How do you program the Arduino to receive the…

How to keep time with a 16mhz crystal?

system February 13, 2013, 10:21am 7

Why do you want to wire a 16MHz crystal to a device that already has one?

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