Я плохо разбираюсь во встраеваемых TCP/IP, но на первый взгляд все есть и неплохо продумано. Конечно мнение людей, дошедших до полной учености в этом вопросе

, было бы интересно.
Ссылки:
http://www.silabs.com/public/documents/sof...izInstaller.exe ~ 7.5М
http://www.silabs.com/public/documents/tpu...al/en/an237.pdf
Release Date: July 18, 2005
This release contains the following components:
* TCP/IP Configuration Wizard (TCPIP_config.exe) Version 1.0
Includes support for F12x, F13x devices.
* MCU Examples\Modem Directory
*Ping Demo Version 1.0
*HTTP Example Version 1.0
*SMTP Example Version 1.0
*TCP Example Version 1.0
*UDP Example Version 1.0
Known Issues
------------
1. The default installation directory for this release is "C:\Silabs\MCU".
This target directory is suggested if you intend to use third-party tools
for code development. (If any spaces are included in the installation
path, problems could be encountered when passing arguments to tools that
use a command line interface.)
2. Supported devices include: C8051F12x, C8051F13x
3. Firmware and libraries work with the Keil C51 tool chain.
Version 5.15.0.1 or later of BL51 must be used to link into
the TCP/IP library.
TCP/IP Configuration Wizard & Examples Revision History
-------------------------------------------------------
Version 1.0