JPH01137632U - - Google Patents
Info
- Publication number
- JPH01137632U JPH01137632U JP3321688U JP3321688U JPH01137632U JP H01137632 U JPH01137632 U JP H01137632U JP 3321688 U JP3321688 U JP 3321688U JP 3321688 U JP3321688 U JP 3321688U JP H01137632 U JPH01137632 U JP H01137632U
- Authority
- JP
- Japan
- Prior art keywords
- time
- display
- subtraction timer
- circuit
- timer
- 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
- 238000005259 measurement Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Electronic Switches (AREA)
- Measurement Of Predetermined Time Intervals (AREA)
Description
第１図は、本考案の一実施例の回路構成を示す
図、第２図は上記実施例の表示部の表示の変遷を
示す図である。
１……計時部、２……発振回路、３……分周回
路、４……時刻計数回路、５……日付計数回路、
６，１１，１８，２３……ワンシヨツト回路、１
０……ストツプウオツチ計時回路、１３，１６，
３１……Ｔフリツプフロツプ、１５……アンドゲ
ート、１９……設定回路、２０……減算タイマ回
路、２１……ゼロ検出回路、２２……インバータ
、２４……ブザー駆動回路、２５……ブザー、２
６……水深計測部、２７……圧力センサ、２８…
…Ａ／Ｄ変換回路、２９……水深算出回路、３０
……ラツチ回路、３２……表示データ選択部、４
２，４３……表示駆動回路、４４……表示パネル
、４４ａ……主表示部、４４ｂ……副表示部４４
ｂ、４５……ストツプウオツチ表示体、４６……
タイマー表示体、ＳＡ……表示切換スイツチ、Ｓ
Ｂ……スタートストツプスイツチ、ＳＣ……タイ
マ時間設定スイツチ、ＳＭ……モードスイツチ。
FIG. 1 is a diagram showing the circuit configuration of an embodiment of the present invention, and FIG. 2 is a diagram showing the transition of the display on the display section of the above embodiment. 1... Time counting section, 2... Oscillation circuit, 3... Frequency dividing circuit, 4... Time counting circuit, 5... Date counting circuit,
6, 11, 18, 23... one shot circuit, 1
0... Stopwatch timing circuit, 13, 16,
31...T flip-flop, 15...AND gate, 19...setting circuit, 20...subtraction timer circuit, 21...zero detection circuit, 22...inverter, 24...buzzer drive circuit, 25...buzzer, 2
6...Water depth measurement section, 27...Pressure sensor, 28...
...A/D conversion circuit, 29...Water depth calculation circuit, 30
... Latch circuit, 32 ... Display data selection section, 4
2, 43...Display drive circuit, 44...Display panel, 44a...Main display section, 44b...Sub display section 44
b, 45...stop watch display, 46...
Timer display, SA...Display changeover switch, S
B...Start/stop switch, SC...Timer time setting switch, SM...Mode switch.
Claims (1)
う減算タイマ手段と、 時間計測手段と、 この時間計測手段の計測時間と前記減算タイマ
手段の残り時間が切換表示される表示装置と、 スタートスイツチと、 このスタートスイツチが操作された際に、前記
減算タイマ手段と時間計測手段とに動作を開始せ
しめるスタート制御手段と、 このスタート制御手段の制御の下に前記減算タ
イマ手段と前記時間計測手段が動作を開始した後
には、前記減算タイマ手段の残り時間を、また該
減算タイマ手段に予め設定された上記タイマ時間
経過後には、上記時間計測手段の計測時間を、そ
れぞれ前記表示装置に表示せしめる表示制御手段
とを備えることを特徴とする時間計測装置。[Scope of Claim for Utility Model Registration] A subtraction timer means for giving a notification after a preset timer time elapses, a time measurement means, and a display that switches and displays the measured time of the time measurement means and the remaining time of the subtraction timer means. a start switch; a start control means for causing the subtraction timer means and the time measurement means to start operating when the start switch is operated; and the subtraction timer means under the control of the start control means. After the time measuring means starts operating, the remaining time of the subtraction timer means is displayed, and after the timer time preset in the subtraction timer means has elapsed, the measured time of the time measuring means is displayed. A time measuring device comprising: display control means for causing the device to display information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3321688U JPH01137632U (en) | 1988-03-15 | 1988-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3321688U JPH01137632U (en) | 1988-03-15 | 1988-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01137632U true JPH01137632U (en) | 1989-09-20 |
Family
ID=31259875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3321688U Pending JPH01137632U (en) | 1988-03-15 | 1988-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01137632U (en) |
-
1988
- 1988-03-15 JP JP3321688U patent/JPH01137632U/ja active Pending
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