Category: <b>non-traditional input devices</b>
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<pre><b>INT 15 - HP OmniShare - Pen Driver - GET PEN BATTERY CHARGE</b>

	AX = BA13h
Return: CF clear if successful
	    BL = pen battery state (00h good, 01h low charge)
	CF set on error
Note:	returns the last value set by AX=BA12h.
SeeAlso: AX=BA12h
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