DDS
https://github.com/duerrfk/Due-DDS
Manual
https://www.microchip.com/wwwproducts/en/ATSAM3A8C
Программатор
http://www.shumatech.com/web/products/bossa
Пример работы с DAC, arduino IDE
http://forum.arduino.cc/index.php?topic=219291.0
Настройки DAC
https://cjpnmiscellany.wordpress.com/2015/08/20/settings-for-the-arduino-dac/
ADC
http://nicecircuits.com/playing-with-analog-to-digital-converter-on-arduino-due/
Пример кода
https://github.com/byszo/ARM_SAM3X8E_FUN
ADC
https://www.avrfreaks.net/forum/adc-arduino-due-sam3x8e-using-atmel-studio-62
Мигание светодиодом
https://forum.arduino.cc/index.php?topic=305265.0
Распиновка DUE
https://arduinoplus.ru/ref/raspinovka-plat/raspinovka-arduino-due/