Isaac Marino Bavaresco escreveu: >I have a new idea, how about using a 3G USB modem? Does anybody tried it ?already? >How does the modem appears to the host? If it is compliant with an USB >CDC device it would be possible to use it in an embedded system. http://mbed.org/cookbook/VodafoneUSBModem nothing special in porting from MBED dev board to another LPC1768 barebones board. Library could possibly b= e ported to PIC32 devices with USB Host. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .