Hi,
I am using Arduino MKR nb 1500 in UK with Hologram SIM card. I tried example sketches(NBScanNetworks) in Arduino, but they are unsuccessful. I tried to debug “NB nbAccess” and it looks like this:
NB IoT/LTE Cat M1 networks scanner
AT
OK
AT+CPWROFF
OK
AT
OK
AT+CMEE=0
OK
AT+CFUN=0
OK
AT+CPIN?
+CPIN: READY
OK
AT+CMGF=1
OK
AT+UDCONF=1,1
OK
AT+CTZU=1
OK
AT+CGDCONT=1,“IP”,""
OK
AT+UAUTHREQ=1,0
OK
AT+CFUN=1
OK
AT+CEREG?
+CEREG: 0,0
OK
AT+CEREG?
+CEREG: 0,0
And then loops again and again. What’s wrong with it? Thanks in advance!