3 ms·
My understanding is that you get raw SMS data similarly to raw TCP data - via Serial assuming your GSM shield supports that sort of functionality. You would lik
by jonmarkgo 14y ago
My understanding is that you get raw SMS data similarly to raw TCP data - via Serial assuming your GSM shield supports that sort of functionality. You would likely need a prepaid sim card as well, but it is possible to get SMS directly to your device without any intermediary server.
Personally, my comfort zone was with web development and I had the WiFly handy so I used Twilio and Pusher - worked out alright :)
- vonmoltke 14y agoYou would likely need a prepaid sim card as well I think that was notatoad's point. To use GPRS modules, I would think you need to buy access to the towers from somebody. I don't see how that would be cheaper than using WiFi, because you would have to pay for every communication.