Intelimax+4G User Manual
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AT commands for SMS support is slightly different between operational modes. In Serial
Modem Mode, most standard SMS AT commands (Cellular Module dependant) are
supported. Under IP stack modes, only those commonly used commands are currently
supported: AT+CMGF, AT+CMGS, AT+CMGL, AT+CMGR, and AT+CMGD.
Single AT command SMS AT+MMC SMSMO
AT+MMC SMSMO <Phone number> <message><CR>
Eg. AT+MMC SMSMO 0400123456 Boiler Temperature Too High!<CR>
Maximum length of message is 160 characters.
Some characters are not supported: \, [, ], ^, ~, `
Prepare modem for hard shutdown
This function is highly recommended when using the modem with an external,
controlled power supply. If the modem is going to have its power dropped regularly this
AT command allows for the processor to perform housekeeping duties to ensure that
the shutdown process does not damage the modem or internal cellular module.
AT$$RTD
OK
SMS on Boot
The Intelimax+ can be configured to send an SMS at boot time using the following AT
commands:
at$$pwronsms
at$$pwronsms=?
$$PWRONSMS=1,0/1 enable/disable
$$PWRONSMS=2,1/2/3,Phone Number up to 3 phone numbers
$$PWRONSMS=3,Message
Tripple Plus (+++) Control using AT$$TPSW
The Intelimax supports two different methods for +++ control when in serial modem
mode. If the connection to or from the modem is over CSD then it is recommended
that the AT$$TPSW=0 is configured so that the internal module controls triple-plus
switching. If the connection from the modem is a PPP dial out connection (e.g.
ATDT*99***1#) then it is recommended that the +++ control is handled by the separate
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