...
Received message type 12
lowlevel.c:465 error: 1, Command failed.
Message sent: 0x61 / 0x000a
41 54 2b 43 53 43 53 3d 3f 0d | AT+CSCS=?
write: [AT+CSCS=?<cr>]
read : [AT+CPMS?<cr><cr><lf>+CPMS: "SM",0,30,"SM",0,30,"SM",0,30<cr><lf><cr><lf>OK<cr><lf>]
Message received: 0x61 / 0x0037
02 41 54 2b 43 50 4d 53 3f 0d 0d 0a 2b 43 50 4d | AT+CPMS? +CPM
53 3a 20 22 53 4d 22 2c 30 2c 33 30 2c 22 53 4d | S: "SM",0,30,"SM
22 2c 30 2c 33 30 2c 22 53 4d 22 2c 30 2c 33 30 | ",0,30,"SM",0,30
0d 0a 0d 0a 4f 4b 0d | OK
Received message type 61
read : [+CREG: 1,"1ED9","2FBF9D"<cr><lf>]
Message received: 0x14 / 0x0019
2b 43 52 45 47 3a 20 31 2c 22 31 45 44 39 22 2c | +CREG: 1,"1ED9",
22 32 46 42 46 39 44 22 0d | "2FBF9D"
Received message type 14
strings[0] = CREG: 1
strings[1] = "1ED9"
strings[2] = "2FBF9D"
[1]+ Segmentation fault