Programming of w5100

what dose step of programming the w5100 by dsp? … _DV_V180(
It is example code. There are tcp, udp loopback example code. Refer to it.

You need to select how to access to W5100: direct bus, indirect bus, or SPI.

And you can see W5100 initialization and setting in datasheet chapter 5. You can program step by step.