>
> Does anybody have experience in this area? What are the cheapest cell
> phone that support GPRS tethering? Do exist any modern cell phone models
> that support RS-232 yet? If not, will the cell phone work as an USB CDC
> device when connected to a PIC32 or ARM Cortex-M3 USB port?

I have not done it, but it SEEMS like you should be able to get IP
connectivity through USB and Bluetooth. I've used laptops to connect to
the Internet through cellphones using both methods.

Harold



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