HSDPA Standard At Commands Page 36 of 60 Version 1.2
1 -111 dBm
2...30 -109... -53 dBm
31 -51 dBm or greater
1.31.2. Pin registration
The application just allows for an emergency call until PIN code is entered
Command: AT+CPIN?
Expected response: +CPIN: PinStatus
PinStatus possible values:
SIM PIN : waiting for PIN code
READY : PIN code OK
Command: AT+CPIN=”PinCode”,”NewPinCode”
Expected response: OK or ERROR