ith i2c<a class="headerlink" href="#working-with-i2c" title="Permalink to this heading"></a></h3>
<p>i2c is a serial communication protocol that can be used to daisy-chain many devices (provided they have different addresses) to a single bus.
Communication happens across 2 pins SCL and SDA (clock and data) and chip power and ground are also required, 4 wires total for dozens of sensors and devices.</p>
<p>The CORE I/O CN2 connector has i2c in pins 5 (SDA) and 6 (SCL)</p>
<p>Once the device is connected t