I bought this module few months ago. And I'm able to send SMS with the module but only with the USB connection. I mean, that I've to put the AT Commands.
Libelium wiki provide us a way to send a sms with Arduin standing alone. Here : http://www.libelium.com/squidbee/index.php?title=New_GPRS_module_for_Arduino_(Hilo_-_Sagem) but it seems to not working :( but why i don't know.
Any suggestions ?