Title:
データ処理装置
Document Type and Number:
Japanese Patent JP5833347
Kind Code:
B2
Abstract:
A data maintenance device includes: a first storage including volatile storage media; a second storage including nonvolatile storage media; an electronic circuit unit including at least one volatile register; and a selector configured to select one of the first and the second storage to be accessed by the electronic circuit unit. The selector selects the first storage in a state where data processing performed by the electronic circuit unit is ongoing, and the second storage in a state where the data processing is stopped for a shutdown of electric power of the data processing apparatus. The electronic circuit unit stores register data in the storage selected by the selector, the register data being stored in the register at the time when the data processing is stopped for the shutdown.
Inventors:
Takaaki Fuchigami
Application Number:
JP2011128607A
Publication Date:
December 16, 2015
Filing Date:
June 08, 2011
Export Citation:
Assignee:
ROHM Co., Ltd.
International Classes:
H03K3/356; G06F1/30; G06F12/16
Domestic Patent References:
| JP2008059007A | ||||
| JP2003122648A | ||||
| JP2003346418A | ||||
| JP2006330969A | ||||
| JP2000039928A | ||||
| JP11167794A | ||||
| JP2010124290A | ||||
| JP2008210358A | ||||
| JP2010214941A |
Attorney, Agent or Firm:
Sano patent office
Shizuo Sano
Hideki Hayashida
Shizuo Sano
Hideki Hayashida