кнц лндскъ SIM900d

RDY

+CFUN: 1

+CPIN: READY
AT+IPR=19200

OK
ATS0=1

OK
ATE0

OK

Call Ready

OK

OK

BUSY

OK

OK

NO CARRIER

OK

+CMS ERROR: PS busy

RING

OK

OK

OK

+CPBR: 4,"*101#",255,""

OK

+CME ERROR: invalid characters in dial string

OK

+CPBR: 3,"+38099559XXXX",145,"SERG"

OK

> 
+CMS ERROR: PS busy