Response
OK
If successfully get the file modification time:
+QFTPMDTM: 0,<modify_time>
Else fail to get the file modification time:
+QFTPMDTM: <err>,<protocol_error>
or
+CME ERROR: <err>
<file_name> String type, the file name in FTP server. The maximum size of the parameter is 50
bytes
<modify_time> String type, the file modification time on FTP server. The format is
“YYYYMMDDHHMMSS”, or “YYYYMMDDHHMMSS.NNN”
<err> Integer type, indicates the operation error code. It is the type of error (Please refer
to the Chapter 4)
<protocol_error> Integer type, for reference only, indicates the original error code from FTP server
which is defined in FTP protocol (Please refer to Chapter 5). If it is 0, it is
meaningless