Int 10 Fn 5101  - Video - Ax PC - Read Character                           [J]

   AX = 5101h
   BH = character width in bits
   BL = character height
   DX = character code (DH = 00h if 8-bit character)
   ES:BP -> buffer for character bitmap

Return: AL = status (00h successful, 01h failed)

See Also: AH=09h,AX=5100h