BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is a block diagram of pieces of hardware of a device body 1.
FIG. 2 is an explanatory diagram of an operation of a card slot 11.
FIG. 3 is an explanatory diagram of the operation of the card slot 11.
FIG. 4 is an explanatory diagram of the operation of the card slot 11.
FIG. 5 is an explanatory diagram of the operation of the card slot 11.
FIG. 6 is an explanatory diagram of the operation of the card slot 11.
FIG. 7 is an explanatory diagram of the operation of the card slot 11.
FIG. 8 is an explanatory diagram of an ejection detecting switch.
FIG. 9 is an explanatory diagram of the ejection detecting switch.
FIG. 10 is an explanatory diagram of an ejection detecting circuit.
FIG. 11 is a diagram showing a connecting relationship between the card slot 11, an EC 7, a chip set 3 and a control unit 2.
FIG. 12 is a conceptual diagram explaining an operation when making a write request and an operation when interrupt occurs.
FIG. 13 is a flowchart of an operation when starting up a filter driver 22.