Chapter 17 – Extended AT Commands in IS707.3

Battery Charge +CBC

Description: This command is used to query the current state of the modem power source. An estimate of the remaining capacity is included if a battery connection is in use.

Values: <BCS> Battery Charge Status:

0: Mobile powered by battery; followed by <BCL>, percent of battery remaining

1: Mobile connected to external power

2: Battery status not available 3: Recognized power fault. Calls inhibited. <BCL> Battery Charge Level:

0 – 100: Remaining battery capacity is 0 – 100%.

Syntax: Command syntax: AT+CBC Read-only. Returns <BCS>,<BCL>

Command

Possible Responses

AT+CBC?

+CBC: 0, 77

Note: Display the current status

OK

 

Note: Command is valid

AT+CBC

ERROR

 

Note: Command is not valid

Command State Inactivity Timer +CQD

Description: The numeric parameter is used to query and set the Command State Inactivity Timer.

Values:

<val>

 

 

0: Ignored

 

 

1-255: Release call after 5x<val> seconds have elapsed without activity.

 

Note: The default <val> shall be 10, corresponding to 50 seconds.

Syntax:

Command syntax: AT+CQD=<val>

 

 

Command

Possible Responses

 

AT+CQD?

+CQD: 10

 

Note: Display the current setting.

OK

 

 

Note: Command is valid

 

AT+CQD=0

OK

 

Note: Set the value to 0.

Note: Command is valid

Mobile Station IP Address +CMIP

Description: This read-only command is used to display the mobile station’s temporary IP address. The value displayed is in standard IP address format.

Note: This command returns an IP value only during a data call when a temporary IP address has been assigned. When not in a data call, this command returns “OK”.

Syntax:

Command syntax: AT+CMIP

 

 

Command

Possible Responses

 

AT+CMIP?

+CMIP: 198.229.142.90

 

Note: Display the current setting

OK

 

 

Note: Command is valid

 

AT+CMIP?

OK

 

Note: Display the current setting

Note: When no IP address assigned.

 

AT+CMIP

ERROR

 

 

Note: Command is not valid

Multi-Tech Systems, Inc. CDMA Wireless AT Commands - PN S000294C

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Multi-Tech Systems CDMA Wireless Modem Battery Charge +CBC, Command State Inactivity Timer +CQD, Command syntax AT+CQD=val