Specifications

Table Of Contents
Chapter 4 Identification Commands
18 Multi-Tech Systems, Inc. CDMA C1 AT Commands Reference Guide
Manufacturer Identification +CGMI
Description: This command gives the manufacturer identification.
Syntax: AT+CGMI
Command
Possible Responses
AT+CGMI
Note: Get manufacturer identification
+CGMI: WAVECOM MODEM
OK
Note: Command valid, modem
Request Model Identification (Frequency Bands) +CGMM
Description: This command is used to get the supported frequency bands. With multi-band products the
response may be a combination of different bands.
Syntax: AT+CGMM
Command
Possible Responses
AT+CGMM
Note: Get supported bands
MULTIBAND 800 1900 Model 65
OK
Note: CDMA 800 MHz band and 1900 (PCS)
Request Product Serial Number +WMSN
Description: The command allows the user application to get the serial number of the wireless modem.
Syntax: AT+WMSN
Command
Possible Responses
AT+WMSN?
Note: Get the wireless modem serial
number.
+WMSN: 123456789012345
OK
Note: Serial Number read from NV memory
Values: The serial number is fifteen digits in length and the breakdown of the string is as follows:
Digits
Meaning
AA
Wireless modem type
B
Year built
CC
Week built
DDDDD
Unit number
EE
Bench number
FFF
Part Number