Data Sheet

Smart Machine Smart Decision
SIM800 Series_AT Command Manual_V1.09 206 2015-08-03
Parameters
See Write Command
Response
OK
ERROR
Write Command
AT+SDMODE=<
mode>
Parameters
<mode>
0 SD card function is invalid
1 SD card function is valid
Parameter Saving
Mode
AT&W_SAV E
Max Response
Time
-
Reference Note:
 If user set <mode> from 0 to 1, user should execute "AT&W"
command to save this setting, and then reboot the module by AT
command or pwrkey.
 Part of the project supported by this AT command, please refer to
chapter 21 for details.
6.2.79 AT+SRSPT Control SMS Retransmission
AT+SRSPT Control SMS Retransmission
Response
+ SRSPT: (0,1)
OK
Test Command
AT+SRSPT=?
Parameters
See Write Command
Response
+ SRSPT: <n>
OK
Read Command
AT+SRSPT?
Parameters
See Write Command
Response
OK
ERROR
Write Command
AT+SRSPT=<n>
Parameters
<n>
0 Enable SMS retransmission
1 Disable SMS retransmission