HTTP

The section describes the u-blox proprietary AT commands that can be used for sending requests to a remote HTTP server, receiving the server response and transparently storing it in the file system. The supported methods are: HEAD, GET, DELETE, PUT, POST file and POST data. The HTTP client requires an active connection to work. Some products require additional commands to provide connectivity to the application.
If not specified, the default CID (<cid>=1) is used. If not specified and the protocol type is IPv4v6, then the preferred protocol type is IPv4.
First connection attempt will be performed using selected preferred type and in case of failure it will try with other protocol type. Error returned in case of connection failure will be related to latest protocol type used.
See +CGACT AT command for activating a PDP context.
The only profile allowed is number 0 for HTTP operations.
When these commands report an HTTP error, the error code of latest failure can be queried using the +UHTTPER AT command.

Common parameters definition

<profile_id>

The HTTP client can support multiple HTTP profiles, the <profile_id> is a number starting from 0:
  • There is only one profile: 0

HTTP control +UHTTP

+UHTTP
Modules
All products
Attributes
Syntax
PIN required
Settings saved
Can be aborted
Response time
Error reference
partial
No
No
No
-

Description

Configures, reads or resets (to the factory-programmed values) the HTTP application profile parameters. Up to 4 different HTTP profiles can be defined. To set all the parameters in an HTTP profile a set command for each <op_code> needs to be issued.
The configured HTTP profile parameters are not saved in the non volatile memory.
The read command has two possible usages. The functionality of the command differs with the number of command parameters issued:
  • Only the first command parameter (<profile_id>) issued: the module resets all the profile parameters (to the factory-programmed values) for the profile specified with <profile_id>
  • Only the first and second command parameters used (<profile_id>, <op_code>): the module returns the current value of the profile parameter specified with <op_code> and related to the profile specified with <profile_id>

Syntax

TypeSyntaxResponseExample
Generic syntax
Set
AT+UHTTP=<profile_id>,<op_code>,<param_val>[,<param_val1>]
OK
AT+UHTTP=2,0,"125.24.51.133"
OK
Read
AT+UHTTP=<profile_id>,<op_code>
+UHTTP: <profile_id>,<op_code>,<param_val>[,<param_val1>]
OK
AT+UHTTP=2,0
+UHTTP: 2,0,"125.24.51.133"
OK
HTTP server IP address
Set
AT+UHTTP=<profile_id>,0,<HTTP_server_IP_address>
OK
AT+UHTTP=2,0,"125.24.51.133"
OK
Read
AT+UHTTP=<profile_id>,0
+UHTTP: <profile_id>,0,<HTTP_server_IP_address>
OK
AT+UHTTP=2,0
+UHTTP: 2,0,"125.24.51.133"
OK
HTTP server name
Set
AT+UHTTP=<profile_id>,1,<HTTP_server_name>
OK
AT+UHTTP=2,1,"www.u-blox.com"
OK
Read
AT+UHTTP=<profile_id>,1
+UHTTP: <profile_id>,1,<HTTP_server_name>
OK
AT+UHTTP=2,1
+UHTTP: 2,1,"www.u-blox.com"
OK
Username
Set
AT+UHTTP=<profile_id>,2,<username>
OK
AT+UHTTP=2,2,"my_user"
OK
Read
AT+UHTTP=<profile_id>,2
+UHTTP: <profile_id>,2,<username>
OK
AT+UHTTP=2,2
+UHTTP: 2,2,"my_user"
OK
Password
Set
AT+UHTTP=<profile_id>,3,<password>
OK
AT+UHTTP=2,3,"pwd"
OK
Read
AT+UHTTP=<profile_id>,3
+UHTTP: <profile_id>,3,<password>
OK
AT+UHTTP=2,3
+UHTTP: 2,3,"pwd"
OK
Authentication type
Set
AT+UHTTP=<profile_id>,4,<HTTP_authentication>
OK
AT+UHTTP=2,4,1
OK
Read
AT+UHTTP=<profile_id>,4
+UHTTP: <profile_id>,4,<HTTP_authentication>
OK
AT+UHTTP=2,4
+UHTTP: 2,4,1
OK
HTTP server port
Set
AT+UHTTP=<profile_id>,5,<HTTP_port>
OK
AT+UHTTP=2,5,30
OK
Read
AT+UHTTP=<profile_id>,5
+UHTTP: <profile_id>,5,<HTTP_port>
OK
AT+UHTTP=2,5
+UHTTP: 2,5,30
OK
HTTP secure option
Set
AT+UHTTP=<profile_id>,6,<HTTP_secure>[,<usecprf_profile_id>]
OK
AT+UHTTP=2,6,1
OK
Read
AT+UHTTP=<profile_id>,6
+UHTTP: <profile_id>,6,<HTTP_secure>[,<usecprf_profile_id>]
OK
AT+UHTTP=2,6
+UHTTP: 2,6,1
OK
HTTP request timeout and TCP socket linger timer
Set
AT+UHTTP=<profile_id>,7,<HTTP_timeout>[,<linger_timer>]
OK
AT+UHTTP=2,7,150,5
OK
Read
AT+UHTTP=<profile_id>,7
+UHTTP: <profile_id>,7,<HTTP_timeout>,<linger_timer>
OK
AT+UHTTP=2,7
+UHTTP: 2,7,150,5
OK
HTTP add custom request headers
Set
AT+UHTTP=<profile_id>,9,<custom_request_header>
OK
AT+UHTTP=2,9,"0:hdr0:val0"
OK
Read
AT+UHTTP=<profile_id>,9
+UHTTP: <profile_id>,9,<custom_request_header>
OK
AT+UHTTP=2,9
+UHTTP: 2,9,"0:hdr0:val0"
OK
HTTP output mode option
Set
AT+UHTTP=<profile_id>,10,<output_mode>
OK
AT+UHTTP=0,10,1
OK
Read
AT+UHTTP=<profile_id>,10
+UHTTP: <profile_id>,10,<output_mode>
OK
AT+UHTTP=0,10
+UHTTP: 0,10,1
OK
HTTP split mode option
Set
AT+UHTTP=<profile_id>,11,<split_mode>
OK
AT+UHTTP=0,11,1
OK
Read
AT+UHTTP=<profile_id>,11
+UHTTP: <profile_id>,11,<split_mode>
OK
AT+UHTTP=0,11
+UHTTP: 0,11,1
OK
HTTP context id
Set
AT+UHTTP=<profile_id>,20,<cid>[,<preferred_protocol_type>]
OK
AT+UHTTP=2,20,2
OK
Read
AT+UHTTP=<profile_id>,20
+UHTTP: <profile_id>,20,<cid>,<preferred_protocol_type>
OK
AT+UHTTP=2,20
+UHTTP: 2,20,2,0
OK
Read
AT+UHTTP=<profile_id>
OK
AT+UHTTP=2
OK
Test
AT+UHTTP=?
+UHTTP: (list of supported <profile_id>s),(list of supported <op_code>s)
OK
+UHTTP: (0-3),(0-11,20)
OK

Defined values

ParameterTypeDescription
<profile_id>
Number
<op_code>
Number
Allowed values:
  • 0: HTTP server IP address
  • 1: HTTP server name
  • 2: username
  • 3: password
  • 4: authentication type
  • 5: HTTP server port
  • 6: HTTP Secure option (SSL encryption)
  • 7: HTTP request timeout and TCP socket linger timer
  • 8: reserved for internal use only
  • 9: HTTP add custom request headers
  • 10: HTTP output mode
  • 11: HTTP split mode
  • 20: HTTP context id and preferred IP type
Allowed values:
  • LEXI-R10401D-00B / LEXI-R10801D-00B - 0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 20
  • LEXI-R10401D-01B / LEXI-R10801D-01B / LEXI-R10001D / LEXI-R10011D / SARA-R10 - 0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 20
<HTTP_server_IP_address>
String
HTTP server IP address; The factory-programmed value is an empty text string. For IP address format reference see the IP addressing.
<HTTP_server_name>
String
HTTP server name (e.g. "http.server.com"). The factory-programmed value is an empty text string. The maximum length is:
  • 1024 characters
<username>
String
User name; the maximum length is 30 characters; it is used for the HTTP login procedure if the authentication is used. The factory-programmed value is an empty text string.
<password>
String
Password used for the HTTP login procedure if the authentication is used:
  • The maximum length is 30 characters
The factory-programmed value is an empty text string.
<HTTP_authentication>
Number
HTTP authentication method; the allowed values are:
  • 0 (factory-programmed value): no authentication
  • 1: basic authentication (the password and username must be set)
<HTTP_port>
Number
HTTP server port; range 1-65535. It means the HTTP server port to be used in a HTTP request; the factory-programmed value is 80.
<HTTP_secure>
Number
HTTP Secure option (SSL encryption). It enables or disables the HTTPS (SSL secured connection for HTTP application) usage:
  • 0 (factory-programmed value): HTTPS (SSL encryption) disabled and the HTTP server port set to 80
  • 1: HTTPS (SSL encryption) enabled and the HTTP server port set to 443; an USECMNG profile can be specified with an additional parameter.
<usecprf_profile_id>
Number
Defines the USECMNG profile which specifies the SSL/TLS properties to be used for the SSL/TLS connection. The range goes from 0 to 4. If no profile is set a default USECMNG profile is used
<HTTP_timeout>
Number
HTTP request timeout in seconds (number); the range is 30 - 180. It is the timeout in seconds to be used for all the HTTP requests with the specified profile. The factory-programmed value is 180 s.
<linger_timer>
Number
TCP linger timer for socket close expressed in seconds (number).
<custom_request_header>
String
Sets/clears the custom request header (string); the custom header option follows a defined format "hdr_id:hdr_name:hdr_value"; the hdr_id is a number in the range [0-4]; the hdr_name and hdr_value are strings (see examples below).
  • "0:hdr0:val0": set header 0 with name hdr0 and value val0
  • "0:": clear header 0
  • "1:hdr1:val1": set header 1 with name hdr1 and value val1
  • "1:": clear header 1
  • "2:hdr2:val2": set header 2 with name hdr2 and value val2
  • "2:": clear header 2
  • "3:hdr3:val3": set header 3 with name hdr3 and value val3
  • "3:": clear header 3
  • "4:hdr4:val4": set header 4 with name hdr4 and value val4
  • "4:": clear header 4
The following character is not allowed in the <custom_request_header> parameter:
  • 0x3A (:)
The hdr_name and hdr_value each have a maximum length of:
  • 512 characters
<output_mode>
Number
HTTP output mode; the allowed values are:
  • 0 (factory-programmed value): use file system to transmit and receive http request and response
  • 1: use direct link to transmit and receive data
<split_mode>
Number
HTTP split mode; the allowed values are:
  • 0 (factory-programmed value): reply http header and body are stored or displayed
  • 1: only body is stored or displayed
<cid>
Number
Specifies the PDP context that will be used for the HTTP data. For the parameter range, see <cid>. For more details on the default value of the parameter (where supported), see HTTP.
<preferred_protocol_type>
Number
In case of a context id with IPv4v6 PDP type it is possible to select:
  • 0: IPv4
  • 1: IPv6
For more details on the default value of the parameter (where supported), see HTTP.
<param_val>
Number / String
Type and supported content depend on the related <op_code> parameter; details are given above
<param_val1>
Number / String
Type and supported content depend on the related <op_code> parameter; details are given above.

Notes

  • HTTP server IP address and HTTP server name are mutually exclusive. If the HTTP server IP address is specified by the user, then the value for the HTTP server name is reset, or vice versa.
  • The <linger_timer> parameter is not supported.

HTTP advanced control+UHTTPAC

+UHTTPAC
Modules
All products
Attributes
Syntax
PIN required
Settings saved
Can be aborted
Response time
Error reference
full
No
No
No
-

Description

Configures, reads or resets (to the factory-programmed values) the HTTP application profile advanced parameters.
The configured HTTP profile advanced parameters are not saved in the non volatile memory.

Syntax

TypeSyntaxResponseExample
Set
AT+UHTTPAC=<profile_id>,<param_tag>,<key>,<value>
OK
AT+UHTTPAC=0,0,0,"UBLX_SESSION_COOKIE_0"
OK
Read
AT+UHTTPAC=<profile_id>,<param_tag>,<key>
+UHTTPAC: <profile_id>,<param_tag>,<key>,<value>
OK
AT+UHTTPAC=0,0,0
+UHTTPAC: 0,0,0,"UBLX_SESSION_COOKIE_0"
OK
Test
AT+UHTTPAC=?
+UHTTPAC: (list of supported <profile_id>s),(list of supported <param_tag>s),(list of supported <key>s)
OK
+UHTTPAC: (0-3),(0),(0-3)
OK

Defined values

ParameterTypeDescription
<profile_id>
Number
<param_tag>
Number
  • 0: HTTP request COOKIES; manage request COOKIES sent to the HTTP server.
    • <key>: index of the cookie (number); range 0-3. Identifies the cookie to be read if <value> is omitted or configured if <value> is a valid string.
    • <value>: value of the cookie (string); the maximum length is 512 characters. The cookie values respect the following rules:
      • Empty string (""): the cookie will be cleared and will not be present in the request;
      • Simple one-value cookie: the cookie will be set and sent in the request;
      • Complex multi-value cookie: the cookies will be set and sent in the request. The multiple cookies must be separated by a left-attached semicolon(";") and a space(" ");
<key>
Number/String
Content depends on the related <param_tag> (see above).
<value>
Number/String
Content depends on the related <param_tag> (see above).

Examples and use cases

In this section some +UHTTPAC AT command examples and use cases are listed.
CommandResponseDescription
Example 1
AT+UHTTPAC=0,0,0,""
OK
Clear the HTTP request cookie at index 0.
Example 2
AT+UHTTPAC=0,0,0,"SIMPLE_COOKIE"
OK
Set a simple HTTP request cookie at index 0.
Example 3
AT+UHTTPAC=0,0,0,"COMPLEX_COOKIE; COMPLEX_COOKIE"
OK
Overwrite the HTTP request cookie at index 0 with a complex cookie.

Notes

HTTP command +UHTTPC

+UHTTPC
Modules
All products
Attributes
Syntax
PIN required
Settings saved
Can be aborted
Response time
Error reference
partial
No
No
No
-

Description

Triggers the HTTP command specified with <http_command> parameter, using the HTTP application profile parameters (previously set up by +UHTTP AT command), specified with <profile_id>. The response indicates if sending the command request to HTTP process was successful or not. The final result of HTTP command will be returned to the user via the +UUHTTPCR URC.
HTTP can be used also in direct link mode when available. In this mode, module will handle the initial steps of the HTTP protocol sending HTTP header for request issued. In this case it will establish a transparent end-to-end communication with the data connection TCP socket via the serial interface. After the CONNECT result code, the user can send the content via the serial interface. Once finished, the server will replies using same serial interface. Every operation can be aborted using the +++ sequence to switch off the direct link mode. When data are send to server, user must wait at least 2 s before sending the +++ abort sequence.
The timing before the +UUHTTPCR URC is issued on the AT terminal also depends by the DNS resolution. For further details about the estimated response time related to the DNS resolution, see the +UDNSRN AT command.

Syntax

TypeSyntaxResponseExample
Generic syntax
Set
AT+UHTTPC=<profile_id>,<http_command>,<path>,<filename>[,<param1>[,<param2>[,<param3>]]]
OK
AT+UHTTPC=0,1,"/path/file.html","responseFilename"
OK
HEAD command
Set
AT+UHTTPC=<profile_id>,0,<path>,<filename>
OK
AT+UHTTPC=0,0,"/path/file.html","responseFilename"
OK
GET command
Set
AT+UHTTPC=<profile_id>,1,<path>,<filename>
OK
AT+UHTTPC=0,1,"/path/file.html","responseFilename"
OK
DELETE command
Set
AT+UHTTPC=<profile_id>,2,<path>,<filename>
OK
AT+UHTTPC=0,2,"/path/file.html","responseFilename"
OK
PUT command
Set
AT+UHTTPC=<profile_id>,3,<path>,<filename>,<filesystem_name>[,<HTTP_content_type>[,<user_defined_content_type>]]
OK
AT+UHTTPC=0,3,"/path/file.html","responseFilename","filesystemName"
OK
POST file command
Set
AT+UHTTPC=<profile_id>,4,<path>,<filename>,<filesystem_name>,<HTTP_content_type>[,<user_defined_content_type>]
OK
AT+UHTTPC=0,4,"/path/file.html","responseFilename","filesystemName",0
OK
POST data command
Set
AT+UHTTPC=<profile_id>,5,<path>,<filename>,<data>,<HTTP_content_type>[,<user_defined_content_type>]
OK
AT+UHTTPC=0,5,"/path/file.html","responseFilename","data",0
OK
PUT command in direct link
Set
AT+UHTTPC=<profile_id>,6,<path>,[<HTTP_content_type>],[<user_defined_content_type>],<data_length>
OK
AT+UHTTPC=0,6,"/path/file.html",1,,30
CONNECT
<data>
<http_server_reply>
DISCONNECT
OK
POST command in direct link
Set
AT+UHTTPC=<profile_id>,7,<path>,[<HTTP_content_type>],[<user_defined_content_type>],<data_length>
OK
AT+UHTTPC=0,7,"/path/file.html",1,,30
<data>
<http_server_reply>
DISCONNECT
OK
GET FOTA update file
Set
AT+UHTTPC=<profile_id>,100,<path>
OK
AT+UHTTPC=0,100,"/path/file.html"
OK
Test
AT+UHTTPC=?
+UHTTPC: (list of supported <profile_id>s),(list of supported <http_command>s)
OK
+UHTTPC: (0-3),(0-5,100)
OK
URC
+UUHTTPCR: <profile_id>,<http_command>,<http_result>[,<http_status_code>,<md5_sum>]
+UUHTTPCR: 0,1,1

Defined values

ParameterTypeDescription
<profile_id>
Number
<http_command>
Number
  • 0: HEAD command; issue an HEAD request to the HTTP server. This command can be used in direct link mode.
  • 1: GET command; perform a GET request to the HTTP server. This command can be used in direct link mode.
  • 2: DELETE command; send a DELETE request to the HTTP server. This command can be used in direct link mode.
  • 3: PUT command; perform a PUT request to the HTTP server.
  • 4: POST a file command; issue a POST request for sending a file to the HTTP server.
  • 5: POST data command; send a POST request to the HTTP server using the data specified in <data> parameter.
  • 6: PUT data in direct link mode.
  • 7: POST data in direct link mode.
  • 100: GET FOTA update file; download the FOTA update file.
Allowed values:
  • 0, 1, 2, 3, 4, 5, 6, 7, 100
<path>
String
Path of HTTP server resource; the maximum length is:
  • 1536 characters
<filename>
String
Filename where the HTTP server response will be stored. If the file already exists, it will be overwritten. If the parameter is an empty string (""), the default "http_last_response_<profile_id>" filename will be used. For file system file name and data size limits see File system limits.
<filesystem_name>
String
File system filename representing the file system filename to be sent to the HTTP server within the POST / PUT request. For file system file name and data size limits see File system limits.
<HTTP_content_type>
Number
HTTP Content-Type identifier. It represents the HTTP Content-Type identifier. Allowed values:
  • 0: application/x-www-form-urlencoded
  • 1: text/plain
  • 2: application/octet-stream
  • 3: multipart/form-data
  • 4: application/json (supported only for PUT and POST file command)
  • 5: application/xml
  • 6: user defined with <user_defined_content_type>
<user_defined_content_type>
String
Used only when <HTTP_content_type>=6 (user defined Content-Type). The maximum length is
  • 64 characters
<data>
String
It represents the data to be sent to the HTTP server with the POST request. The data must be formatted according to the Content-Type specified in <HTTP_content_type> parameter. The maximum length is:
  • LEXI-R10401D-01B / LEXI-R10801D-01B / LEXI-R10001D / LEXI-R10011D / SARA-R10 - 1032 characters
<data_length>
String
It represents total data that will be sent with direct link PUT/POST request. After this threshold is achieved, further data will be ignored. User can use abort sequence +++ to stop data transfert waiting at least 2s.
<param1>
String
Content depends on the related <http_command> (see above).
<param2>
Number
Content depends on the related <http_command> (see above).
<param3>
String
Content depends on the related <http_command> (see above).
<http_result>
Number
  • 0: fail
  • 1: success
<http_status_code>
Number
HTTP status code reported in the server response header after a GET FOTA update file request. This parameter is issued only for AT+UHTTPC=<profile_id>,100,<path> AT command.
<md5_sum>
String
MD5 checksum of the FOTA update file. This parameter is issued only for AT+UHTTPC=<profile_id>,100,<path> AT command.

Notes

  • The +UHTTPC command has a default timeout setting set to 180 s. The timeout is counted from the last successful network read or send operation performed by the HTTP application, so in a real timeout case the application might be executing a command more than 180 s.
  • If <http_command>=4 (POST a file) and the <HTTP_content_type>=3 (multipart/form-data), then the module automatically encapsulates the file content in the following multipart/form-data HTTP request:
--U1Blox2Http3Unique4Boundary5\r\n
Content-Disposition: form-data; name="file_post"; filename="<user_defined_content_type>"\r\n
Content-Length: <length of file specified with <user_defined_content_type>>\r\n
Content-Type: application/octet-stream\r\n
\r\n
<content of file specified with <user_defined_content_type>>\r\n
--U1Blox2Http3Unique4Boundary5--\r\n
\r\n
  • The response headers string (headers received in the HTTP response) must not exceed the maximum length of 255 bytes.
  • For LEXI-R10801D-00B-00 the limit for <data> is 127 characters
  • For <http_command> 0(HEAD), 1(GET) and 2(DELETE), when direct link mode is selected(+UHTTP: <profile_id>,10,1), <filename> parameter is ignored.
LEXI-R10401D-00B / LEXI-R10801D-00B
  • Only one direct link connection at a time can be activated. When considering the number of active direct links, take into account also the connection established by the +USODL AT command, the UMQTT binary mode (see parameter op_code=9 in +UMQTTC to publish a binary message to a topic), the +USOWR AT command for binary mode, and the +FREAD AT command.
LEXI-R10401D-01B / LEXI-R10801D-01B / LEXI-R10801D-51B / LEXI-R10001D / LEXI-R10011D / SARA-R10
  • Only one direct link connection at a time can be activated. When considering the number of active direct links, take into account also the connection established by the +USODL AT command, the UMQTT binary mode (see parameter op_code=9 in +UMQTTC to publish a binary message to a topic), the UFTP direct link mode (see parameter op_code=6 in +UFTPC command), the +USOWR AT command for binary mode, the +FREAD AT command, and the +ULSTFILE AT command for listing FS files (see parameter op_code=0).

HTTP protocol error +UHTTPER

+UHTTPER
Modules
All products
Attributes
Syntax
PIN required
Settings saved
Can be aborted
Response time
Error reference
full
No
No
No
-

Description

Retrieves the error class and code of the latest HTTP operation on the specified HTTP profile.

Syntax

TypeSyntaxResponseExample
Set
AT+UHTTPER=<profile_id>
+UHTTPER: <profile_id>,<error_class>,<error_code>
OK
AT+UHTTPER=1
+UHTTPER: 1,0,0
OK

Defined values

ParameterTypeDescription
<profile_id>
Number
<error_class>
Number
List of the allowed values is available in Section A.7
<error_code>
Number
Value of class-specific error codes (reply code if class is 0). When <error_class>=10 (wrong HTTP API usage), the allowed <error_code>; values are listed in Section A.7.2

Save/Restore HTTP profile from NVM +UHTTPNV

+UHTTPNV
Modules
All products
Attributes
Syntax
PIN required
Settings saved
Can be aborted
Response time
Error reference
full
No
No
No
-

Description

Either saves all of the HTTP client profile parameters to NVM (non-volatile memory) or sets all of the HTTP client profile parameters to either factory-programmed or non-volatile stored values.
For the complete list of parameters that can be stored in the NVM, see the +UHTTP and +UHTTPAC AT commands.

Syntax

TypeSyntaxResponseExample
Set
AT+UHTTPNV=<profile_id>,<NVM_mode>
OK
AT+UHTTPNV=0,2
OK
Read
AT+UHTTPNV?
+UHTTPNV: <profile_id>,<NVM_status>
OK
AT+UHTTPNV?
+UHTTPNV: 0,1
OK
Test
AT+UHTTPNV=?
+UHTTPNV: (allowed <profile_id>),(list of <NVM_mode>s)
OK
+UHTTPNV: 0,(0-2)
OK

Defined values

ParameterTypeDescription
<profile_id>
Number
<NVM_mode>
Number
Operation to set or save the HTTP client profile parameters as follows:
  • 0: restore HTTP client profile parameters to the factory-programmed setting
  • 1: set HTTP client profile parameters to values previously stored in the NVM
  • 2: store current HTTP client profile parameters to the NVM
<NVM_status>
Number
Reports if configuration is loaded/stored from/to NVM as follow:
  • 0: configuration is not loaded/stored once.
  • 1: configuration is loaded/stored once.
Value is set to 0 on boot and if +UHTTPNV: <profile_id>,0 is addressed.
Last updated: 13 January 2025
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