Hey Folks,
First off, awesome work : )
I'm trying to get full ipod control using an avh-8400bt head unit. Basically, all I want to be able to do is plug in my 4s, switch to cover flow mode and use the stereos display to play music. It kinda works, but there is a small issue, well a large issue, in that whenever I connect, I lose all form of volume control. The physical buttons on the unit when pressed show the volume number changing, but do not actually effect the volume, and the buttons on the iphone do nothing. Also, the moment I unplug the cable, the display on the iphone changes to