SimCom SIM5350 User Manual

SIM5350 AT Command Set
1 – Send positive (RP-ACK) acknowledgement to the network. Accepted only in PDU
mode.
2 – Send negative (RP-ERROR) acknowledgement to the network. Accepted only in PDU
mode.
Examples
AT+CNMI=1,2,0,0,0
OK
+CMT:”1380022xxxx”,”02/04/03,11 :06 :38”,129,7,0<CR><LF>
Testing
(receive new short message)
AT+CNMA(send ACK to the network)
OK
AT+CNMA
+CMS ERROR ： 340
(the second time return error, it needs ACK only once)
7.13 AT+CMGS Send message
Description
This command is used to send message from a TE to the network (SMS-SUBMIT).
SIM PIN References
YES 3GPP TS 27.005
Syntax
Test Command Responses
AT+CMGS=? OK
Write Command Responses
If text mode (AT+CMGF=1) and sending successfully:
+CMGS: <mr>
OK
If PDU mode(AT+CMGF=0) and sending successfully:
+CMGS: <mr>
OK
If sending fails:
ERROR
If text mode (AT+CMGF=1):
AT+C MG S= <da>[,<toda>]<
CR>Text is entered.
<CTRL-Z/ESC>
If PDU mode(AT+CMGF=
0):
AT+C MG S= <length><CR>
PDU is entered
<CTRL-Z/ESC>
If sending fails:
+CMS ERROR: <err>
SIM5350_ATC_V1.02 6/9/2014
103

SimCom SIM5350 Specifications

General

Brand	SimCom
Model	SIM5350
Category	Control Unit
Language	English