JPH0485271U - - Google Patents
Info
- Publication number
- JPH0485271U JPH0485271U JP1990128002U JP12800290U JPH0485271U JP H0485271 U JPH0485271 U JP H0485271U JP 1990128002 U JP1990128002 U JP 1990128002U JP 12800290 U JP12800290 U JP 12800290U JP H0485271 U JPH0485271 U JP H0485271U
- Authority
- JP
- Japan
- Prior art keywords
- battery life
- volatile memory
- date stored
- stores
- life detection
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
Landscapes
- Electromechanical Clocks (AREA)
- Power Sources (AREA)
- Calculators And Similar Devices (AREA)
Description
第１図乃至第８図は本考案の第１実施例を示し
、第１図は第１実施例を適用した電子腕時計の外
観図、第２図は表示構成を示す外観図、第３図は
電子腕時計の回路構成を示す図、第４図はＲＡＭ
のメモリ構成を示す図、第５図はＥＥ−ＰＲＯＭ
のメモリ構成を示す図、第６図及び第７図は動作
を示すフローチヤート、第８図は表示状態を示す
図、第９図は本考案の第２実施例における表示状
態を示す図である。
１……電子腕時計本体、２……ＬＣＤ、３……
スイツチ部、４……制御部、５……ＲＯＭ、６…
…ＲＡＭ、７……ＥＥ−ＰＲＯＭ、８……電源回
路、９……リチウム電池、１０……ＭＯＳトラン
ジスタ、１１……デコーダ・ドライバ、１２……
発振器、１３……分周・タイミング信号発生回路
。
1 to 8 show a first embodiment of the present invention, FIG. 1 is an external view of an electronic wristwatch to which the first embodiment is applied, FIG. 2 is an external view showing the display configuration, and FIG. 3 is an external view of an electronic wristwatch to which the first embodiment is applied. A diagram showing the circuit configuration of an electronic wristwatch, Figure 4 shows the RAM
Figure 5 shows the memory configuration of EE-PROM.
6 and 7 are flowcharts showing the operation, FIG. 8 is a diagram showing the display state, and FIG. 9 is a diagram showing the display state in the second embodiment of the present invention. . 1...Electronic watch body, 2...LCD, 3...
Switch section, 4... Control section, 5... ROM, 6...
...RAM, 7...EE-PROM, 8...Power supply circuit, 9...Lithium battery, 10...MOS transistor, 11...Decoder/driver, 12...
Oscillator, 13... Frequency division/timing signal generation circuit.
Claims (1)
現在時刻を記憶する揮発性メモリと、電池交換時
に上記揮発性メモリに記憶された現在日付を上記
不揮発性メモリに記憶させる記憶制御手段と、こ
の記憶制御手段によつて上記不揮発性メモリに記
憶された日付および上記揮発性メモリに記憶され
た現在日付に基づいて電池寿命データを得る電池
寿命検出手段と、この電池寿命検出手段により得
られた上記電池寿命データを表示する表示手段と
を具備したことを特徴とする電池寿命検出装置。 The rewritable device includes a nonvolatile memory, a volatile memory that stores the current time including the date, a storage control means that stores the current date stored in the volatile memory in the nonvolatile memory when the battery is replaced, and this storage control. battery life detection means for obtaining battery life data based on the date stored in the non-volatile memory and the current date stored in the volatile memory; and the battery life obtained by the battery life detection means. A battery life detection device comprising: display means for displaying data.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990128002U JPH0485271U (en) | 1990-11-30 | 1990-11-30 | |
| US07/798,619 US5297119A (en) | 1990-11-30 | 1991-11-26 | Data storage apparatus |
| EP91120493A EP0488354B1 (en) | 1990-11-30 | 1991-11-29 | Data storage apparatus |
| DE69126103T DE69126103T2 (en) | 1990-11-30 | 1991-11-29 | Data storage arrangement |
| KR1019910021889A KR950012220B1 (en) | 1990-11-30 | 1991-11-30 | Data storage apparatus |
| HK97102273A HK1000677A1 (en) | 1990-11-30 | 1997-11-28 | Data storage apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990128002U JPH0485271U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0485271U true JPH0485271U (en) | 1992-07-24 |
Family
ID=31875480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990128002U Pending JPH0485271U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0485271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020031378A (en) * | 2018-08-24 | 2020-02-27 | 三菱電機株式会社 | Communication system, information processing unit, time setting method, and time setting program |
-
1990
- 1990-11-30 JP JP1990128002U patent/JPH0485271U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020031378A (en) * | 2018-08-24 | 2020-02-27 | 三菱電機株式会社 | Communication system, information processing unit, time setting method, and time setting program |