JPS5348783A - Display circuit for exchange demand of quartz clock cell - Google Patents

Display circuit for exchange demand of quartz clock cell

Info

Publication number
JPS5348783A
JPS5348783A JP12427676A JP12427676A JPS5348783A JP S5348783 A JPS5348783 A JP S5348783A JP 12427676 A JP12427676 A JP 12427676A JP 12427676 A JP12427676 A JP 12427676A JP S5348783 A JPS5348783 A JP S5348783A
Authority
JP
Japan
Prior art keywords
display circuit
quartz clock
clock cell
exchange demand
lowered
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
JP12427676A
Other languages
Japanese (ja)
Other versions
JPS5917793B2 (en
Inventor
Motoharu Kitamura
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP51124276A priority Critical patent/JPS5917793B2/en
Publication of JPS5348783A publication Critical patent/JPS5348783A/en
Publication of JPS5917793B2 publication Critical patent/JPS5917793B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To precisely detect and display the cell exchange time by detecting the difference between the pulse numbers passed through the fixed position of frequency dividing circuit for the prescribed term when the source voltage applied to the circuit is lowered and not lowered.
COPYRIGHT: (C)1978,JPO&Japio
JP51124276A 1976-10-15 1976-10-15 Battery replacement reminder display circuit for crystal clocks Expired JPS5917793B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51124276A JPS5917793B2 (en) 1976-10-15 1976-10-15 Battery replacement reminder display circuit for crystal clocks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51124276A JPS5917793B2 (en) 1976-10-15 1976-10-15 Battery replacement reminder display circuit for crystal clocks

Publications (2)

Publication Number Publication Date
JPS5348783A true JPS5348783A (en) 1978-05-02
JPS5917793B2 JPS5917793B2 (en) 1984-04-23

Family

ID=14881323

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51124276A Expired JPS5917793B2 (en) 1976-10-15 1976-10-15 Battery replacement reminder display circuit for crystal clocks

Country Status (1)

Country Link
JP (1) JPS5917793B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6245017Y2 (en) * 1985-07-22 1987-11-30
JPS6389989U (en) * 1986-11-27 1988-06-10

Also Published As

Publication number Publication date
JPS5917793B2 (en) 1984-04-23

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