Originally Posted by
shovelhd
I have everything except the FD for my 9070 upgrade. I geeked out this afternoon by testing and updating firmware on the bench. The battery is charging now.
so, i think the default road settings for di2 are pretty hard to top, but i did a little custom programming with my cross build. since i have no FD, i decided to reprogram both buttons on the right lever to shift to a smaller cog, and both buttons on the left lever will now shift to an easier cog.
the idea is that with cold hands, thicker gloves, heat of racing it'll be easier to hit either paddle.
just nice to have some options to play around with.