Added functions: rtgetw(), rtputw(), rtdefpage(), rtdefsubaddr(), rtgetmaxpage(). Added RTRegim enum
Added functions: rtputblk(), rtgetblk()
Added function: rtbusy()
Added: rtdefaddress(), rtclrflag()
Added: rtdefirqmode(), rtgetirqmode()
RTIrqMode enum
Added: rtdefmode(), rtgetmode(). RTMode enum
Added: rtgetpage(), rtgetsubaddr()
Added: rtlock(), rtunlock()