As noted below, the right tool for that is a sequence diagram [0]. These can be static images and read at one's own pace. [0] https://en.wikipedia.org/wiki/Seq

As noted below, the right tool for that is a sequence diagram [0]. These can be static images and read at one's own pace. [0] https://en.wikipedia.org/wiki/Sequence_diagram https://en.wikipedia.org/wiki/Sequence_diagram