Technical Articles: Communications

The following articles are related to the communications of embedded systems.

How to Implement Internet Protocol (IP) in C

Posted: Fri, 2000-09-01 00:00 - Michael Barr

The Internet Protocol (IP) is the glue that holds an internet together. Here's a compact implementation of the IP layer for embedded C programmers.

Address Resolution Protocol (ARP)

Posted: Sat, 2000-07-01 00:00 - Michael Barr

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The address resolution protocol provides a necessary bridge between physical and logical addresses on a TCP/IP network.

Every system on a TCP/IP network has two addresses, one physical and one logical. The address resolution protocol (ARP) provides a necessary bridge between these two addresses.

How Ethernet's MAC Addresses Work

Posted: Thu, 2000-06-01 00:00 - Michael Barr

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Merely adding a protocol stack and networking API to your software doesn't make you TCP/IP ready. You'll also need to assign your product a MAC address.