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Chapter 3 – General Commands

Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 14

Chapter 3 - General Commands

Attention AT

Description: This two character command prefix is used to alert the module software that a command has been entered

for processing. This prefix must be included in all commands unless otherwise noted. When entered alone,

the module responds with OK to signify it is ready to process commands.

Syntax: Command syntax: AT

Command Possible responses

Note: Module in online mode.

Note: No response returned.

+++

Note: Reset module.

Note: No response returned.

Note: Module in offline mode.

Note: Ready to process commands.

Request Revision Identification +CGMR

Description: This command is used to display the operating software version.

Syntax: Command syntax: AT+CGMR

Command Possible Responses

AT+CGMR

Note: Get software version

+CGMR: S/W VER: WISMOQ WQ1.1 Mar 20 2002 17:30:00

Note: Software Version WISMOQ, revision WQ1.1 generated on the

March 20th, 2002 at 17:30:00

Electronic Serial Number +CGSN

Description: This command allows the user application to get the ESN of the product. The ESN value is displayed in

hexadecimal format.

Syntax: Command syntax: AT+CGSN

Command Possible Responses

AT+CGSN

Note: Get the ESN

+CGSN: FE7A7704

Note: ESN read from NV

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