XYODA@ECNCDC.BITNET.UUCP (02/21/87)
YES, THERE IS A VIDEO-SYNC BYTE THAT CAN BE LOOKED AT, THIS LOCATION
CHANGES DURING THE VERTICAL BLANK, SO THAT GRAPHICS CAN BE DRAWN, I
WILL FIND OUT THE LOCATION FOR YOU ON MONDAY.
Jim Thomas....
ADDRESS: XYODA@ECNCDC.BITNET
may the force be with you always.....