7. The pen input processing apparatus as set forth in claim 1, wherein said inputting means includes: a pen; a transparent plate which is overlapped onto said screen; and tablet means for outputting a coordinate of a point, on said transparent plate, which is touched by said pen.
7. The pen input processing apparatus as set forth in claim 1, wherein said inputting means includes: a pen; a transparent plate which is overlapped onto said screen; and tablet means for outputting a coordinate of a point, on said transparent plate, which is touched by said pen. 8. The pen input processing apparatus as set forth in claim 7, wherein said tablet means includes a handwriting button by which an instruction is inputted for changing inputting mode of information into mode for inputting of character by handwriting.