Here you will find the code and data sheet links for the custom proto shield project.
Data sheet links are as follows: **NOTE: these are specific to the components used in the video. When choosing your parts you may have different types. Make sure datasheets match your components.
digital potentiometer (pot) - http://pdfserv.maximintegrated.com/en/ds/DS1868.pdf 10 bit DAC - http://www.analog.com/static/imported-files/data_sheets/AD7390_7391.pdf 12 bit counter - http://www.ti.com/lit/ds/symlink/sn54hc4040.pdf analog temperature sensor - http://www.analog.com/static/imported-files/data_sheets/AD592.pdf
Proto shield similar to - http://www.makershed.com/MakerShield_p/msms01.htm discrete components such as resistors and capacitors as called out in schematic.