this SIM5218 AT command manual - Cooking Hacks

SIM5218 Serial AT Command Set
SIM PIN
NO
References
Vendor
Syntax
Test Command
AT+CDELTA=
Write Command
AT+CDELTA=
Responses
OK
Responses
If successful,return:
+CDELTA: 1
OK
If fail,return:
+CDELTA: 0,
OK
Defined values
File name of delta package (string type). must be double quoted.
Please refer to “NOTE” section for more detail.
The error code of writing delta package.
0 The delta package does not exist
1 Error occurs when reading delta package
2 Error occurs when writing delta package to FOTA partition
3 Set the flag of updating unsuccessfully
Examples
AT+CDELTA=
OK
AT+CDELTA=”delta_1_2.mld”
+CDELTA: 1
OK
NOTE:
1. Delta package can be resided in the module or T Flash card, This command will lookup the package
under current directory. BTW you can use +FSCD to change current directory.
2. After the command finished one need to reset the module to start the updating process, during the such
process the status led will blink for attention.Please refer
“SIM52xx_Delta_Package_Update_Application_note_V0.01.doc” for more detail.
SIM5218_Serial _ATC_V1.36 225
5/15/2012