Portable information processing device having input unit

摘要

There comprises a base unit having an information processing circuit and a display unit, an input unit, and a rotary axis disposed in an orthogonal direction to the base unit and the input unit for coupling therebetween. The display unit comes into an unexposed position when the input unit is turned in one direction on the rotary axis, and (ii) it comes into an exposed position when the input unit is turned in another direction on the rotary axis.