AirPrime and HL7548 AT Commands Interface Guide Rev10 0

Table Of Contents
4116303 Rev 10.0 August 10, 2017 240
AT Commands Interface Guide
Protocol Specific Commands
HL7518 and HL7548
<http_notif> Integer type. Indicates the cause of the HTTPS connection failure
4 DNS error
5 HTTP connection error due to internal trouble
6 HTTP connection timeout
7 Flash access trouble
8 Flash memory full
9 Triple plus (+++) error (switch to command mode)
10 HTTP has no data
11 HTTP has partial data
12 SSL connection error
13 SSL initialization error
<show_resp> Defines whether HTTPS response and HTTPS headers are shown
0 Do not show HTTPS response and headers
1 Show HTTPS response and headers
Reference
Sierra Wireless
Proprietary
Notes
The user can abort the download by sending the “End of Data pattern” from the
host. In this case, the module will end the transfer by transmitting the EOF followed
by NO CARRIER.
Download can also be aborted (disconnected) by +++ or DTR as specified in 16.9
Switch Data/Command Mode DTR +++ ATO Behavior Table.
11.14.5. +KHTTPSHEAD Command: Retrieve HTTPS Headers
HL7518 and HL7548
Test command
Syntax
AT+
KHTTPSHEAD=?
Response
+KHTTPSHEAD: (list of possible <session_id>s),<request_uri>
OK
Write command
Syntax
AT+
KHTTPSHEAD=
<session_id>,
<request_uri>
Response
CONNECT
…<EOF pattern>
OK
or
NO CARRIER
+CME ERROR: <err>
+KHTTPS_ERROR: <session_id>, <http_notif>
Parameters
<session_id> HTTPS session index
<request_uri> String type, indicates the information URL to get during HTTPS
connection