Hello ,
I have a small project using the SIM808 with arduino zero
everything work great for 4 weeks
suddenly it stop sending me data
when I open the terminal I see it disconnected from the network
but now when he try to reconnect I get nothing
Error in netwrok - goinig to reconnect!
AT+CPIN?
+CPIN: READY
OK
AT+CREG?
+CREG: 0,1
OK
AT+CREG=1
OK
AT+CGATT?
+CGATT: 1
OK
AT+CGATT=0
OK
AT+CGATT=1
OK
AT+CSTT=internet
ERROR
AT+CIICR
ERROR
AT+CIFSR
ERROR
any idea why ?
am I missing a command or something ?
this isthe same order of command I use on boot and it works
Thanks ,