I agree that your solution is more elegant and safer as far as legalities go. I hope you succeed.
Quote: Originally Posted by HybridMike
why would you void your direct warranty?
you can do everything the pcr does through the headunit port.... besides any modifications to the xmDirect itself would put you in a legallity issue with xm....remember the reason that they discontinued the pcr is because they want to stop the mp3 recording with time trax...if you are modifiying there product you are allowing this to happen again and could put an individual at risk.....just a word of advice.....we have been working on this and I can assure you that the two devices are quite diff in protocol the main problem we have been having is getting it to sync up before the computer takes full control....and what i mean is when the unit has power applied to it (12v) the first time the headunit makes a communication with the tuner...there is some sort of syncing going on.....once this has happend we can remove the controller and operate solely on the cpu ie....power on/off channel ....ect....
we have sent the direct to our engineer at the college here in orlando to fully analyze the syncing process.....we should know by thursday whats going on with it.