/n/bootes/lib/ucds/urom.codes lists all the family/pinout for
the Data I/O Unisite; use grep -i...

Some devices have a footnote number in the last column.  The
text of the footnotes is in /n/bootes/lib/ucds/urom.notes.
`/rc/bin/ucds/uromnotes n...' may be used to print entries.