Author Topic: TP-LINK modem  (Read 390 times)

pteasy

  • Newbie
  • *
  • Posts: 1
    • View Profile
TP-LINK modem
« on: July 31, 2015, 06:49:53 am »
I have a problem whit this modem.
First time works everything fine, but the next time when i start the program dump GSM error 303.

[31.7.2015 8:44:30] nrGsm: send:AT+CNMI=2,2,,1\0Dh
[31.7.2015 8:44:30] nrComm: Input data length: 19
[31.7.2015 8:44:30] nrGsm: GSM Error:  303