Instruction manual

Model DCP-NextG Digital Cell Phone Kit
20
8 SMS
This section is for users who write their own datalogger programs. SMS is a function
available in many of the modems on the market today. It is a feature of the SAM3G+. When
used with a datalogger, SMS can be a useful tool for alarming, and/or for controlling the
datalogger remotely. Each modem has a range of commands used to send an SMS and to
check, read, and delete messages received. Below are some of the commands that can be used
with 3G and GSM modems including the SAM3G+.
Command
Action Performed
AT+CMGS
Send an SMS from the modem
AT+CMGL
List SMS messages received
AT+CMGR
Read an SMS received
AT+CMGD
Delete an SMS received
Table 8-1 Simple AT Commands for SMS
Refer to the SAM3G+ manual for more details on the commands listed and additional
commands that can be used.
The process of sending an SMS can be automated in the datalogger. The datalogger can also
be programmed to read and delete messages in the modem. Note: Edlog based loggers have
limited SMS capabilities. For details on datalogger programming please refer to the relevant
datalogger manual.