JPS59200323A - 車載マイクロコンピユ−タのメモリバツクアツプ装置におけるバツクアツプ確認装置 - Google Patents

車載マイクロコンピユ−タのメモリバツクアツプ装置におけるバツクアツプ確認装置

Info

Publication number
JPS59200323A
JPS59200323A JP58073062A JP7306283A JPS59200323A JP S59200323 A JPS59200323 A JP S59200323A JP 58073062 A JP58073062 A JP 58073062A JP 7306283 A JP7306283 A JP 7306283A JP S59200323 A JPS59200323 A JP S59200323A
Authority
JP
Japan
Prior art keywords
power supply
microcomputer
voltage
battery
time
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP58073062A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0227684B2 (de
Inventor
Shuichi Toki
土岐　秀一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Unisia Automotive Ltd
Original Assignee
Japan Electronic Control Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Japan Electronic Control Systems Co Ltd filed Critical Japan Electronic Control Systems Co Ltd
Priority to JP58073062A priority Critical patent/JPS59200323A/ja
Publication of JPS59200323A publication Critical patent/JPS59200323A/ja
Publication of JPH0227684B2 publication Critical patent/JPH0227684B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Power Sources (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Direct Current Feeding And Distribution (AREA)
JP58073062A 1983-04-27 1983-04-27 車載マイクロコンピユ−タのメモリバツクアツプ装置におけるバツクアツプ確認装置 Granted JPS59200323A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58073062A JPS59200323A (ja) 1983-04-27 1983-04-27 車載マイクロコンピユ−タのメモリバツクアツプ装置におけるバツクアツプ確認装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58073062A JPS59200323A (ja) 1983-04-27 1983-04-27 車載マイクロコンピユ−タのメモリバツクアツプ装置におけるバツクアツプ確認装置

Publications (2)

Publication Number Publication Date
JPS59200323A true JPS59200323A (ja) 1984-11-13
JPH0227684B2 JPH0227684B2 (de) 1990-06-19

Family

ID=13507484

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58073062A Granted JPS59200323A (ja) 1983-04-27 1983-04-27 車載マイクロコンピユ−タのメモリバツクアツプ装置におけるバツクアツプ確認装置

Country Status (1)

Country Link
JP (1) JPS59200323A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6415819A (en) * 1987-07-09 1989-01-19 Oki Electric Ind Co Ltd Resetting system from power-down mode

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818725A (ja) * 1981-07-28 1983-02-03 Toshiba Corp 半導体記憶装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818725A (ja) * 1981-07-28 1983-02-03 Toshiba Corp 半導体記憶装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6415819A (en) * 1987-07-09 1989-01-19 Oki Electric Ind Co Ltd Resetting system from power-down mode

Also Published As

Publication number Publication date
JPH0227684B2 (de) 1990-06-19

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