HelpPC 2.10	Quick Reference Utility	Copyright 1991 David Jurgens
INT 1A,5 - Set Real Time Clock Date  (XT 286,AT,PS/2)        AH = 05        CH = century in BCD (decimal 19 or 20)        CL = year in BCD        DH = month in BCD        DL = day in BCD        returns nothing        - all values must be in BCD        - see   RTC
Esc or Alt-X to exit	int 1a,5	Home/PgUp/PgDn/End ←↑↓→