1-wire (onewire) master, with Altera tools integration

This IP implements the 1-wire communication protocol (http://en.wikipedia.org/wiki/1-Wire).
A more detailed documentation is provided in "doc/sockit_owm.odt".

RTL features:
- small RTL, should fit into a CPLD
- Avalon MM bus, Wishbone compatible with a simple adapter
- timed reset, presence, write/read bit transfers
- overdrive
- power supply (strong pull-up)

SOPC Builder integration

Nios II EDS integration:
- port of the 1-wire open domain kit version 3.10b
- interrup driven or polling driver
- uCOS-II support (only partially tested)