Wire Tool -->(edit name and width)
What is the Bus Left Index and Right Index? How to use it?
Left and right are start end end index for the elements of the bus. For a data bus you might use, typically, 0 to 7 (if it's 8 bit). But if you, for example have a 16 bit bus and split it into two, the second one would have 8 to 15 as index.
And have alook here: http://www.cypress.com/?rID=40547 There you find much information about how to use Creator.