For the Arduino Portenta Maker 100 Robotics Course at
https://github.com/hpssjellis/maker100
This video about connecting a DAC (Digital to analog pin output to an ADC (Analog to digital pin input) and is described at
https://github.com/hpssjellis/maker100#4
, https://i.ytimg.com/vi/PWtQeHqyDUM/hqdefault.jpg
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