, the term isochronous
has the following meanings:
- Of a periodic signal, pertaining to transmission in which the time interval separating any two corresponding transitions is equal to the unit interval or to a multiple of the unit interval.
- Pertaining to data transmission in which corresponding significant instants of two or more sequential signals have a constant phase relationship.
"Isochronous" and "anisochronous
" are characteristics, while "synchronous
" and "asynchronous
" are relationships.
Source: from Federal Standard 1037C and from MIL-STD-188