JPH0316094U - - Google Patents
Info
- Publication number
- JPH0316094U JPH0316094U JP7552389U JP7552389U JPH0316094U JP H0316094 U JPH0316094 U JP H0316094U JP 7552389 U JP7552389 U JP 7552389U JP 7552389 U JP7552389 U JP 7552389U JP H0316094 U JPH0316094 U JP H0316094U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- display device
- voltage
- power supply
- circuit
- 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
Classifications
-
- Y02E60/12—
Landscapes
- Electromechanical Clocks (AREA)
- Measurement Of Current Or Voltage (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Secondary Cells (AREA)
- Electric Clocks (AREA)
Description
第１図は本考案の一実施例の外観を示す図、第
２図は上記実施例の回路構成を示す図、第３図は
本実施例の動作を示すフローチヤート、第４図お
よび第５図は、キー操作等による表示状態の変遷
を示す図である。
１……蓋体、２……指針表示部、３……時針、
４……分針、５……液晶表示パネル、６……ピン
、７……スイツチ装置部、８……シートスイツチ
、８ａ……ゼロキー、８ｂ……モードキー、８ｃ
……上矢印キー、８ｄ……下矢印キー、１１……
発振回路、１２……分周回路、１３……モータ駆
動回路、１８……時刻計数回路、１９……日付計
数回路、２０……ＣＰＵ、２１……ＲＳフリツプ
フロツプ、２２……アンドゲート、２３……カウ
ンタ、２４……ＲＡＭ、２５……電池電圧検出回
路、２６……キー入力部、２７……電源供給制御
回路、２８……表示部、Ｍ……モードレジスタ、
ＦＴ……フラグ。
FIG. 1 is a diagram showing the appearance of an embodiment of the present invention, FIG. 2 is a diagram showing the circuit configuration of the above embodiment, FIG. 3 is a flowchart showing the operation of this embodiment, and FIGS. The figure is a diagram showing changes in the display state due to key operations and the like. 1... Lid body, 2... Pointer display section, 3... Hour hand,
4...Minute hand, 5...Liquid crystal display panel, 6...Pin, 7...Switch unit, 8...Seat switch, 8a...Zero key, 8b...Mode key, 8c
...Up arrow key, 8d...Down arrow key, 11...
Oscillation circuit, 12... Frequency division circuit, 13... Motor drive circuit, 18... Time counting circuit, 19... Date counting circuit, 20... CPU, 21... RS flip-flop, 22... AND gate, 23... ... Counter, 24 ... RAM, 25 ... Battery voltage detection circuit, 26 ... Key input section, 27 ... Power supply control circuit, 28 ... Display section, M ... Mode register,
FT...Flag.
Claims (1)
するためのスイツチ手段と、 このスイツチ手段により上記電源供給が開始さ
れた際に上記電池の電圧を検出する電池電圧検出
手段と、 この電池電圧検出手段で前記電池の電圧が所定
値以下と検出された際に、前記表示装置で電池寿
命を表示する電池寿命表示制御手段とを備えるこ
とを特徴とする小型電子機器。[Claims for Utility Model Registration] A display device for displaying data, a battery, a switch means for controlling power supply from the battery to the display device, and when the power supply is started by the switch means. a battery voltage detection means for detecting the voltage of the battery; and a battery life display control means for displaying the battery life on the display device when the battery voltage detection means detects that the voltage of the battery is below a predetermined value. A small electronic device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7552389U JPH0316094U (en) | 1989-06-29 | 1989-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7552389U JPH0316094U (en) | 1989-06-29 | 1989-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0316094U true JPH0316094U (en) | 1991-02-18 |
Family
ID=31616172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7552389U Pending JPH0316094U (en) | 1989-06-29 | 1989-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0316094U (en) |
-
1989
- 1989-06-29 JP JP7552389U patent/JPH0316094U/ja active Pending
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