AT+CGDCONT and ATDT*99# not working | Telit Cinterion IoT Developer Community
January 14, 2015 - 8:02am, 7920 views
Hi
I am trying to integrate PXS8 on our embedded linux platform.
Some of the AT commands are working but not able to set the apn, baud rate or connect to network.
AT command log is as below:
Regards,
Paramod
echo "AT" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT
OK
AT
OK
^C
root@imx6dlsabresd:~# echo "ATi" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ATi
Cinterion
PXS8
REVISION 03.001
OK
ATi
Cinterion
PXS8
REVISION 03.001
OK
^C
root@imx6dlsabresd:~# echo "AT+CSQ" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+CSQ
+CSQ: 20,99
OK
AT+CSQ
+CSQ: 20,99
OK
AT+CSQ
+CSQ: 20,99
OK
^C
root@imx6dlsabresd:~# echo "AT+CREG?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+CREG?
+CREG: 0,1
OK
^C
root@imx6dlsabresd:~# echo "AT^SCKS?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT^SCKS?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT^SCKS?
^SCKS: 0,1
OK
^C
root@imx6dlsabresd:~# echo "AT+COPS?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT+COPS?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+COPS?
+COPS: 0,0,"SingTel",2
OK
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+CGDCONT?
+CGDCONT:
OK
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT=1,"IP","internet"" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT=1,"IP","internet"" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+CGDCONT=1,IP,internet
ERROR
AT+CGDCOnet
ERROR
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT=1,"IP","internet"" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+CGDCONT=1,IP,internet
ERROR
^C
root@imx6dlsabresd:~# echo "AT+IPR=?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT+IPR=?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR=?
+IPR: (),(9600,14400,19200,28800,38400,57600,115200,230400,460800,921600)
OK
^C
root@imx6dlsabresd:~# echo "AT+IPR=?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT+IPR?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR?
+IPR: 115200
OK
AT+IPR?
+IPR: 115200
OK
^C
root@imx6dlsabresd:~# echo "AT+IPR=9600" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR=9600
OK
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT=1,"IP","internet"" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT=1,"IP","internet"" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+CGDCONT=1,IP,internet
ERROR
^C
root@imx6dlsabresd:~# echo "AT+CGDCONT=1,"IP","internet"" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
T+CGDCOAT+CGDCONT=1,IP,internet
ERROR
^C
root@imx6dlsabresd:~# echo "AT+IPR?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR?
+IPR: 115200
OK
AT+IPR?
+IPR: 115200
OK
^C
root@imx6dlsabresd:~# echo "AT+IPR?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR=9IPR=
ERROR
AT+IPR=9600
OK
AT+IPR=9IPR=
ERROR
^[[A^C
root@imx6dlsabresd:~# echo "AT+IPR?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR?
+IPR: 115200
OK
AT+IPR?
+IPR: 115200
OK
^C
root@imx6dlsabresd:~# echo "AT+IPR=9600" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR=9600
OK
^C
root@imx6dlsabresd:~# echo "AT&W" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ERROR
^C
root@imx6dlsabresd:~# echo "AT&W" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT&W
OK
AT&W
OK
^C
root@imx6dlsabresd:~# echo "AT+IPR?" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
AT+IPR?
+IPR: 115200
OK
AT+IPR?
+IPR: 115200
OK
^C
root@imx6dlsabresd:~# echo "ATDT*99#" >> /dev/ttyUSB3
root@imx6dlsabresd:~# cat /dev/ttyUSB3
ATDT*99#
NO CARRIER
ATDT*99#
NO CARRIER
^C
root@imx6dlsabresd:~#
Hi,
PXS8 is a dua CDMA/3G product.
I guesst the modules your are using is in CDMA mode. Please try to setup the module to 3G (HSPA)
Remenber that in CDMA you need a carrier subcription and in 3G mode a SIM Card connected to the module
Regards
ALopez
Somewhere over the rainbow!!! Looking for the Oz Land!!!
Hi Alopez,
Thanks for the reply.
I have the SIM with carrier subcription. It is verified working with PXS8 evaluation board as well as with other 3G USB dongle.
I also have the PXS8 evaluation board, I used the same SIM and plug the evluation board to extern usb port of my device, the command worked. The module on the evaluation board is PXS8 E7 and the on board module is PXS8 D8. What is the difference?
Thanks
Paramod