Hi Vova,
You cannot initialize static data members in-class. (You can in Java, not
in C++.)
You need to do this:
--- TxtVideo.h ---
class TxtVideo {
protected:
static unsigned int* const VBASE;
--- TxtVideo.cpp ---
unsigned int* const TxtVideo::VBASE = (unsigned int*) 0x0c00b8000L;
HTH,
--Eljahy