User's Manual Part 1

84 AT Commands
Revision 1.8 P/N 90023363
AT+CCWE
Description: CALL METER MAXIMUM EVENT
GSM 07.07 specifies 30 seconds. However, the default setting is 5
seconds. Shortly before the ACM (Accumulated Call Meter) maximum
value is reached, an unsolicited result code +CCWV will be sent, if
enabled by this command. The warning is issued when 5 seconds call
time remains. It is also issued when starting a call if less than 5 s call
time remains.
Syntax: AT+CCWE=<mode>
Parameters:
<mode> 0 Disable call meter warning event
1 Enable call meter warning event
Response: OK or +CME ERROR: <err>Unsolicited result codes
supported:+CCWV Shortly before the ACM (Accumulated Call Meter)
maximum value is reached, an unsolicited result code +CCWV will be
sent, if enabled by this command. The warning is issued when 5
seconds call time remains. It is also issued when starting a call if less
than 5 s call time remains.
Query AT+CCWE? Current selection OK
Test AT+CCWE? list of possible selections
AT+CDRIND
Description: CALL DROP – GPRS PDP CONTEXT TERMINATION INDICATION
This unsolicited result code is useful with Class B operation and the
software Multiplexer. The unsolicited result code will be sent after the
“NO CARRIER” result code.
Syntax: AT+CDRIND=<n>
Parameters:
<n> 0 Unsolicited result code disabled
1 Unsolicited result code enabled
Response: OK
Status Query Response AT+CDRIND: Current selection OK
Unsolicited result code: AT+CDRIND: list of possible selections
<n> 0 Unsolicited result code disabled
1 Unsolicited result code enabled
<channel> 0 CS voice
1 CS Data/Fax
2 GPRS (PPP)