M100 Cellular Modem Quick Start
E-Lins Technology Co.,Limited
Add:Bld22, Longxi Garden, Nonglin Road, Futian, Shenzhen, 518000, China
Tel: +86-755-83700465 E-mail: [email protected] www.szelins.com
15. Do not care about the ERROR code, just care if you see “+++++++++++” on the
screen. If yes, the connection is successful.
Test AT command
Notes:
1. All <CF> means “enter”
2. The character and words in Green and Red is very important. Please study
carefully. Thanks!
AT<CF> //Test
“at”
command
I/OK
//Response ok parameter if successfully connected, you can
make sure the module have no malfunction
AT+CSQ<CF>
// to check the Signal quality
+CSQ: **, ##
// ** Should be the number between 10 and 31, the signal
quality becomes better as the number grows.
## should be is 99, Or you should checking the equipment of
antenna or SIM card.
If you succeed in testing command, at now, you can begin to SMS
Chapter3
SMS
Refer to the related SMS manual.
Please contact E-Lins to get SMS manual or download from website.
The follow SMS Info is just for CDMA modem with ZTE module.
3.1 Select message server
AT+CSMS=1 //Select Message Service
,
the parameter is 0 or 1
,
default is 0
AT+CSMS? //Select currently Message Service
+CSMS: 0,1,1,1 // chosen service is 0,and returns the type of messages
supported by<mt>,< mo>,< bm>
,
