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

8 HTTP Client Interface
8.1 +iRLNK — Retrieve Link
Syntax: AT+i[!]RLNK[:URL]
Retrieves a file from a URL.
HTTP Client Interface
Parameters: URL = Optional URL address, which specifies the host, path, and
source file to be retrieved.
Command Options:
URL address syntax:
http or https
―://[[:]/[]/]‖
Host name or IP address
0..65535
If not specified, defaults to 80 for http and 443 for https.
Path, filename, and file extension of the file to retrieve on the
designated host.
! Stay online after completing the command.
Default: Uses the URL address stored in the URL parameter.
Result Code:
I/OK When command is received and about to be processed.
I/ERROR Otherwise
Returns: I/
Followed by:
Followed by:
where,
is the exact size of the to follow.
If is unknown, 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 one of the terminator lines described under
‗Followed by‘.
I/DONE After successfully retrieving the file. Allow a 2.5 seconds delay
for iChip re-initialization following an Internet mode session.
-or-
I/ONLINE After successfully retrieving the file, if the stay online flag (!) is
AT+i Programmer‘s Manual Version 8.21 8-1