I have a Telit U9 cellular modem. I tried to read the subscriber number using the command: AT+CNUM I got an error. What could be the reason for it? How can I overcome it and read the number anyway?
thanks alot
I have a Telit U9 cellular modem. I tried to read the subscriber number using the command: AT+CNUM I got an error. What could be the reason for it? How can I overcome it and read the number anyway?
thanks alot