Hello Nordic Community,
I made custom hardware using nRF9160. I updated modem with latest firmware version 1.1.0.
After updating at_client example code my log file as shown below,
AT+CESQ AT+CEREG? This log include without yellow wire hardware. AT%XSIM? %XSIM: 0 OK AT+CFUN=P1PPP ERROR AT+CFUN=1 OK AT%XSIM? %XSIM: 0 OK AT+CFUN? +CFUN: 1 OK AT+CFUN=1 OK AT+CGSN=1 +CGSN: "352656100336125" OK AT+CGMI Nordic Semiconductor ASA OK AT+CGMM nRF9160-SICA OK AT+CGMR mfw_nrf9160_1.1.0 OK AT+CEMODE? ERROR AT+CEMODE? +CEMODE: 0 OK AT%XCBAND=? %XCBAND: (1,2,3,4,5,8,12,13,17,19,20,25,26,28,66) OK AT+CMEE? +CMEE: 0 OK AT+CMEE=1 OK AT+CNEC? +CNEC: 0 OK AT+CNEC=24 OK AT+CGEREP? +CGEREP: 0,0 OK AT+CGDCONT? OK AT+CGACT? OK AT+CGEREP=1 OK AT+CIND=1,1,1 OK AT+CEREG=2 OK AT+CEREG? +CEREG: 2,90,"FFFE","FFFFFFFF",9 OK AT+CESQ +CESQ: 99,99,255,255,255,255 OK AT+CESQ=1 +CESQ: 99,99,255,255,255,255 OK AT%CESQ=1 OK AT+CESQ +CESQ: 99,99,255,255,255,255 OK AT%XSIM=1 ERROR AT%XSIM=1 OK AT%XSIM? %XSIM: 0 OK AT%XSIM=1 ERROR AT%XSIM=1 OK AT%XSIM? %XSIM: 0 OK AT%XSIM? %XSIM: 0 OK AT+CPIN? With yellow AT OK AT%CFUN? ERROR [00:07:07.852,233] <err> at_host: Could not send AT command to modem: -8 AT+CFUN? +CFUN: 1 OK AT+CGSN=1 +CGSN: "352656100336208" OK AT+CGMI Nordic Semiconductor ASA OK AT+CGMM nRF9160-SICA OK AT+CGMR mfw_nrf9160_1.1.0 OK AT+CEMODE? +CEMODE: 2 OK AT%XCBAND=? %XCBAND: (1,2,3,4,5,8,12,13,14,17,18,19,20,25,26,28,66) OK AT+CMEE? +CMEE: 0 OK AT+CMEE=1 OK AT+CNEC? +CNEC: 0 OK AT+CNEC=24 OK AT+CGEREP? +CGEREP: 0,0 OK AT+CGDCONT? OK AT+CGACT? OK AT+CGEREP=1 OK AT+CIND=1,1,1 OK AT+CEREG=2 OK AT+CEREG? +CEREG: 2,90,"FFFE","FFFFFFFF",7 OK AT%CESQ=1 OK AT+CESQ +CESQ: 99,99,255,255,255,255 OK AT%XSIM=1 OK AT%XSIM? %XSIM: 0 OK AT%XSIM? %XSIM: 0 OK AT+CIMI ERROR [00:11:58.040,374] <err> at_host: Could not send AT command to modem: -8 AT+CIMI ERROR [00:12:05.043,975] <err> at_host: Could not send AT command to modem: -8 AT+CPINR="SIM PIN" ERROR [00:12:27.767,028] <err> at_host: Could not send AT command to modem: -8 AT+CPIN?
AT%XSIM returns 0.
After more debugging of hardware I noted that 1.8v is not coming out from nRF9160 modem's SIM_1V8 pin.
How could I test hardware now? and Why 1.8v is not coming out from pin?
Thanks and regards,
Nikunj