Multi-Tech Systems GPRS (MTMMC-G) User Manual

Chapter 13 – Specific AT Commands  

Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I) 

121 

Description: 

The product has 2 voice gain controllers. This 

specific command selects the microphone gain 

controller. 

Values: 

 

<n> Controller 

 

0   Controller 1 (Default) 
1   Controller 2 

syntax: AT+WSVG = <n> 

AT+WSVG=<n>  
AT+WSVG=0 
Note: Select Controller 1 (Default) 

OK 
Note: Controller 1 selected 

AT+WSVG=1 
Note: Select Controller 2 (Default) 

OK 
Note: Controller 2 selected 

AT+WSVG=? 
Note: Get the list of possible values 

+WSVG: (0-1) 
Note: possible values 0 or 1 

AT+WSVG? 
Note: Get the current value 

+WSVG: 1 
Note: Controller 1 is selected 

Description: 

This command returns some operation status. It can be used to check the state of the initialization 
sequence; the different values returned are Not started, Ongoing, Finished. 

Initialization sequence 
<value>  

0   Not started 
1 On 

going 

2   Finished 

Network status 
<value>  

0  No network 
1 Network 

available 

syntax: AT+WSTR=<status> 

+WSTR: <status>,<value> 

AT+WSTR=<status> +WSTR:<status>,<value> 
AT+WSTR=1 
Note: Select the status 1 (INIT SEQUENCE) 

+WSTR: 1,2 
OK                 
Note: Init finished 

AT+WSTR=2 
Note: Select the status 2 (NETWORK STATUS)

+WSTR: 2,1 
OK                 
Note: The network is available 

AT+WSTR=? 
Note: Ask the list of possible values 

+WSTR: (1-2) 
Note: possible values: 1, 2