Well, despite never have tried it myself, i have seen it done, and you can confirm theres hundreds of successful projects online as well( which confirms what i have seen with my eyes) so, it works. Been a while and my mates still working ?!?! You gonna try deny that ?!?
I posted just one of the many online ( have u seen it at least ?!?0
So for that matter, solves his problem... Sparkfun sells a shield based on that same chip and method