Technical information

Chapter 2: AT+i Commands Reference
May 31, 2008 AT+i Commands Reference Manual 2-109
+iMIS - Modem Initialization String
Default: 0 (Tone Dialing).
Result Code:
I/OK If n is within limits.
I/ERROR Otherwise.
AT+iDMD~n Temporarily sets the modem dial mode for one session. The
permanent value will be restored after completing the next
session, both if the session was successful or not.
AT+iDMD? Reports the current modem dial mode used when dialing the ISP.
The reply is followed by I/OK.
AT+iDMD=? Returns the message "0-2". The reply is followed by I/OK.
Syntax: AT+iMIS=str[;str…]
Sets the Modem Initialization String.
Parameters: str=Modem initialization string
Command Options:
str=" Empty: No modem initialization string defined.
str=<string> string will be used as the modem initialization string. If string
contains special characters, such as quotation marks (' or "), these
may be included in string by prefixing each special character with
a backslash ('\'). For example:
"AT+CGDCONT,\"IP\",\"INTERNET\"". string must include the
AT prefix and the modem reply is expected to include 'OK'. MIS
may include several consecutive modem commands separated by
a semicolon. Each command must begin with 'AT' and its modem
reply must include 'OK'. W24 will send each 'AT' command
separately, followed by <CR> and wait for the 'OK' before
proceeding.
Default: 'AT&FE0V1X4Q0&D2M1L3'
Note: This default value is shipped from the factory.
Result Code:
I/OK If str is an empty or a legal string.
I/ERROR Otherwise.
AT+i MI S~ str[;str…] Temporarily sets the modem initialization string to str[;str…].
The permanent value will be restored after completing the next
session, both if the session was successful or not.
AT+iMIS? Reports the current modem initialization string. If the modem
initialization string is empty, only <CRLF> will be returned. The
reply is followed by I/OK.
AT+iMIS=? Returns the message 'String' followed by I/OK.