INT 15 - HP OmniShare - Pen Driver - STORE PEN BATTERY CHARGE AX = BA12h BL = new battery state (00h good, 01h low charge) Return: CF set on error CF clear if successfully stored in CMOS Note: The last report will be displayed by the Power-On Self Test the next time the OmniShare boots. This allows something meaningful to be reported even if the pen is not detected during the POST. SeeAlso: AX=BA13h