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Re: Suggestions on solutions to develop an embedded web server over Ethernet interface

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On 2/10/2017 9:27 AM, pozz wrote:
> I will develop a device that must be monitored and controlled by remote
> through an IP connection over Ethernet interface. I'm not an expert of
> embedded TCP/IP and HTTP server, so I would prefer to separate the main
> MCU (Cortex-Mx that I already know) from the "remote MCU" (it is a block
> box at the moment). This separation could be useful if someone will
> decide to give the remote connection as an option.
>
> The big question is how to design an embedded HTTP server, starting from
> the hw to the sw. The device is low-cost and the web pages will be simple.
>
> I understood there's Microchip with its ready-to-use solutions (mainly
> 16- and 32-bits PICs), including a free (even for commercial)
> open-source TCP/IP stack. I think it has a simple HTTP server too.
>
> Many others (Atmel, NXP, ST), with their Cortex-Mx MCUs with integrated
> Ethernet controller (with external PHY), use lwip free open-source
> TCP/IP stack. Simple HTTP server implementation is included.
>
> Is there a low-size low-cost embedded Linux solution? Maybe a cheap
> System On Module (with processor and some volatile and non-volatile
> memories)?
>
> The link between the "remote CPU" and the "main MCU" could be a simple
> asyncronous serial link.

This board provides a Wi-Fi solution, not Ethernet so may be way off but 
the ESP8266 with its numerous variants may work for you:
 
http://www.ebay.com/itm/NodeMCU-ESP-12E-ESP8266-WiFi-LUA-IoT-CH340G-V3-New-Version-Arduino-Compatibile-/322389923742?hash=item4b0fefd79e:g:hagAAOSwvg9XUjnP

HTH
Philip

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Suggestions on solutions to develop an embedded web server over Ethernet interface pozz <pozzugno@gmail.com> - 2017-02-10 18:27 +0100
  Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Theo Markettos <theom+news@chiark.greenend.org.uk> - 2017-02-10 18:28 +0000
    Re: Suggestions on solutions to develop an embedded web server over Ethernet interface pozz <pozzugno@gmail.com> - 2017-02-13 00:36 +0100
    Re: Suggestions on solutions to develop an embedded web server over Ethernet interface pozz <pozzugno@gmail.com> - 2017-02-13 00:36 +0100
      Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Theo Markettos <theom+news@chiark.greenend.org.uk> - 2017-02-13 08:04 +0000
  Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Joe Chisolm <jchisolm6@earthlink.net> - 2017-02-10 13:52 -0600
    Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Uwe Bonnes <bon@hertz.ikp.physik.tu-darmstadt.de> - 2017-02-13 11:43 +0000
  Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Don Y <blockedofcourse@foo.invalid> - 2017-02-10 12:59 -0700
  Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Tim Wescott <seemywebsite@myfooter.really> - 2017-02-10 14:13 -0600
  Re: Suggestions on solutions to develop an embedded web server over Ethernet interface aquaverde <svaquaverde@yahoo.com> - 2017-02-10 17:09 -0800
  Re: Suggestions on solutions to develop an embedded web server over Ethernet interface Paul Rubin <no.email@nospam.invalid> - 2017-02-13 01:02 -0800

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