Multi-Tech Systems CDMA Wireless Modem - Manual (Page 71)

Chapter 9 – Supplementary Service Commands
Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C 71
List Current Call State +CLCC
Description: This command is used to return the current call state of the modem.
Values:
<state> (state of the call):
0: no call
1: traffic
2: dialing (MO call)
3: incoming (MT call)
<mode> (teleservice) :
0: voice
1: data
2: fax
3: sms
4: otasp
5: markov or loopback
9: unknown or not applicable
<termination>
0: unknown or not applicable
1: mobile terminated (MT) call
2: mobile originated (MO) call
Syntax:
Command syntax: AT+CLCC
+CLCC: <state>, <mode>, <termination>
Command Possible Responses
AT+CLCC
Note: Seek current phone state +CLCC: 0,9,0
OK
Note: Command valid