"digital" in "romance" languages means the modern 'digital' sense but also an adjective meaning "related to the fingers".
That's where the modern meaning of "digital circuit" etc comes from as well, the discrete/jointed nature of the digits (ie fingers). (Source: I read it a long time ago and was fascinated so stuck in my memory.)
It also means that in English:
> Digital:
> [...]
> 6) of or relating to the fingers or toes. Ex: digital dexterity