https://www.altera.com/en_US/pdfs/literature/hb/max-10/ug_m10_adc.pdf
An embedded 12-bit 1M sample/sec A/D converter is used to digitize the signal from my 4-bit D/A converter.
The digitized data, stored in an array, is obtained via JTAG UART using printf.
// Nios II - Prog/main.c #define NDATA 1024 int data [ NDATA ]; for ( i= 0; i< NDATA; i++) { printf ( "%d ¥n", data [ i ] ); }