AT+i Programmer's Manual - SE Spezial-Electronic AG

11.7 +iFRCV — FTP Receive File
Syntax: AT+iFRCV:,
Parameters:
Command Options:
Downloads a file from an FTP server.
An open FTP session handle
File pathname
File Transfer Protocol (FTP)
Must have been obtained by a previous execution of an
AT+iFOPN command during the current Internet mode
session.
Absolute or relative path name of the remote file.
Result Code:
I/OK When command has been received and about to be processed.
I/ERROR If is not an open FTP session or otherwise some error
has occurred.
Followed by:
I/ERROR If the FTP RECV command could not be processed.
-or- I/
Followed by:
Followed by:
where,
is the exact size (in bytes) of the to follow.
If cannot be determined, iChip returns I/0 followed by the
data stream. When this is the case, the host must monitor for a
timeout condition of at least 5 seconds without any data being
transmitted before seeing the I/ONLINE to deduce that the
data stream is complete.
If was reported but a transmission error occurred,
preventing the iChip from returning all data bytes — an
I/ERROR command is issued after a 5 seconds nontransmission
period. See FTP Receive Flow Diagram.
I/ONLINE After successfully retrieving file contents.
AT+i Programmer‘s Manual Version 8.21 11-7