Title:
CARD DEVICE
Document Type and Number:
Japanese Patent JP2019057228
Kind Code:
A
Abstract:
To provide a card device capable of preventing a small memory card from performing unintended operation even when a second interface is disposed.SOLUTION: A card device 200 is a card device comprises: a first interface connectable to a host device; a second interface different from the first interface, which is connectable to another host device; a nonvolatile memory capable of writing, reading and deleting data; a card controller configured to give an instruction of writing, reading and deleting of the data to the nonvolatile memory on the basis of an instruction from the host device; and a switch capable of connecting and disconnecting of a signal line between the card controller and the second interface.SELECTED DRAWING: Figure 2
Inventors:
INAGAKI YOSHIHISA
MAEDA TAKUJI
MAEDA TAKUJI
Application Number:
JP2017182544A
Publication Date:
April 11, 2019
Filing Date:
September 22, 2017
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
G06K19/077; G06K19/073
Attorney, Agent or Firm:
Kenji Kamada
Koichi Nomura
Koichi Nomura