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9 Remote Configuration and Update interface

Please note that the Remote Firmware Update is supported only on devices with

2MB Flash memory.

Remote Configuration Update as well as Remote Command Execution can be

performed on devices with 1MB as well as 2MB Flash memory.

9.1 Configuration parameters

Update URL

For remote configuration and update the configuration field “Update URL” can be

used to point to the web server (http) containing the “Configuration Meta File”. Only

the HTTP protocol is supported, including all its options and the possibility of using

HTTP Proxy.

Remote Update Period

The URL provided is checked and processed periodically. The frequency of checking

the configuration meta file can be set in the configuration field “Remote Update

Period” in minutes.

9.2 Configuration Meta File

When the “Configuration Meta File” is loaded, it's version of is checked against the

“Remote Update File Version” stored in the EEPROM.

The “Configuration Meta File” is only parsed (executed) if the version is higher.

The “Configuration Meta File” can contain three different types of assignments:

keywords, control commands and config values.

NOTE: Please note that the configuration meta file is case sensitive.

Keywords

ID Type Description

VERSION 16bit unsigned

decimal number

Meta file version

FW_VERSION 16bit unsigned

hexadecimal

number

Version of the firmware file

FW_URL URL string with

maximum length of

99 characters

URL of the firmware .bin file

Control Commands

Control commands are described in chapter WEB .

There must be only one command per line, no command concatenation is

supported. Commands are executed in the same order as they appear in the file.

Config values

Config values are textual descriptors of places in the configuration memory. Config

value names are looked up in the update.ini file (described in the next section, see

chapter 4.1 User Interface Development Kit on how to upload this file).

Execution procedure

Once the version is checked to be higher the “Configuration Meta File” is processed

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