ocr: Register 23 Background Register 2 data is stored here. Register 24 Register 24 is comprised of luminance and color data for tackground Register 3. Register 25 Luinance and color information for the exterior register (border) is stored in Register 25. Register 25 The two MS2 of the characte: position relcad register are bits a and 1 of this register. The character position reload increments by forty for each character row completed. For example, during the Eirst character row this register will contain 'g'. Upon campletion of the eighth raster line of the row the character position bit map relc ...