Category: video
INT 10 - VHRBIOS.SYS - SET REVERSE VIDEO AH = F1h AL = new video state (bit 5 set for black text on white, clear for white on black) Return: ??? Program: VHRBIOS.SYS is a driver for the Micro Display Systems "TheGenius" black&white A4/portrait monitor SeeAlso: AH=F0h"VHRBIOS.SYS",AH=F3h"VHRBIOS.SYS"