User's Manual

Table Of Contents
Remote Firmware Update
AT+i Programmer‘s Manual Version 8.32 25-3
25.3 +iRFU Remote Firmware Update
Syntax:
AT+iRFU
Downloads and updates iChip firmware from a remote
HTTP or FTP server. The value of the USRV parameter is
used to determine the remote server from which to
download the firmware. The value of the UEN flag is used
to determine whether to update any firmware version or
only a version that is newer than the one already installed.
In addition, if an FTP server is specified for download, the
UUSR and UPWD parameter values are used to determine
FTP user name and password.
Result Code:
I/OK
To acknowledge successful receipt of the command
I/ERROR
Otherwise
Followed by:
I/UPDATE
If a qualifying firmware update .imz file is found
I/ERROR
Otherwise
Followed by:
I/DONE
After successfully updating new firmware in dialup mode
I/ONLINE
After successfully updating new firmware in LAN mode
I/ERROR
Otherwise