JPS6292496U - - Google Patents
Info
- Publication number
- JPS6292496U JPS6292496U JP1985184099U JP18409985U JPS6292496U JP S6292496 U JPS6292496 U JP S6292496U JP 1985184099 U JP1985184099 U JP 1985184099U JP 18409985 U JP18409985 U JP 18409985U JP S6292496 U JPS6292496 U JP S6292496U
- Authority
- JP
- Japan
- Prior art keywords
- counter
- minute
- switch
- hour
- outputs
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electric Clocks (AREA)
Description
第1図は本考案の一実施例に係るデジタル時計
の回路構成を示す図、第2図はタイムチヤートで
ある。
2……発振器、4……分周回路、6……秒カウ
ンタ、8……分カウンタ、10……時カウンタ、
16……選択回路、30,32……デコーダ・ド
ライバ、36……表示部、44……秒スイツチ、
46……分スイツチ、48……時スイツチ、56
……切換回路。
FIG. 1 is a diagram showing the circuit configuration of a digital clock according to an embodiment of the present invention, and FIG. 2 is a time chart. 2... Oscillator, 4... Frequency dividing circuit, 6... Second counter, 8... Minute counter, 10... Hour counter,
16... Selection circuit, 30, 32... Decoder/driver, 36... Display unit, 44... Second switch,
46...minute switch, 48...hour switch, 56
...Switching circuit.
Claims (1)
の秒スイツチと分スイツチと時スイツチと、 4桁表示可能な表示部と、 該表示部に時カウンタと分カウンタの出力と分
カウンタと秒カウンタの出力のうちいずれかを選
択して供給する選択回路と、 を有するデジタル時計において、 通常は時カウンタ及び分カウンタの出力を選択
させ、秒スイツチの操作時から一定時間のみ分カ
ウンタ及び秒カウンタの出力を選択供給するよう
に選択回路を制御する切換回路を付加したことを
特徴とするデジタル時計。[Claims for Utility Model Registration] An oscillator, a frequency dividing circuit, a second counter, a minute counter, an hour counter, a second switch, a minute switch, and an hour switch for correcting the count contents of each of the counters, and a four-digit display. and a selection circuit that selects and supplies one of the outputs of an hour counter and a minute counter, and the outputs of a minute counter and a second counter to the display section. A digital timepiece characterized in that a switching circuit is added for controlling the selection circuit so that the output of the minute counter is selected and the output of the minute counter and the second counter is selectively supplied for a certain period of time from the time the second switch is operated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985184099U JPS6292496U (en) | 1985-11-29 | 1985-11-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985184099U JPS6292496U (en) | 1985-11-29 | 1985-11-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6292496U true JPS6292496U (en) | 1987-06-12 |
Family
ID=31131449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985184099U Pending JPS6292496U (en) | 1985-11-29 | 1985-11-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6292496U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5128775B2 (en) * | 1971-09-27 | 1976-08-21 | ||
JPS5273068A (en) * | 1975-12-15 | 1977-06-18 | Nec Corp | Electronic timepiece |
JPS59225380A (en) * | 1983-06-07 | 1984-12-18 | Citizen Watch Co Ltd | Electronic timepiece |
-
1985
- 1985-11-29 JP JP1985184099U patent/JPS6292496U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5128775B2 (en) * | 1971-09-27 | 1976-08-21 | ||
JPS5273068A (en) * | 1975-12-15 | 1977-06-18 | Nec Corp | Electronic timepiece |
JPS59225380A (en) * | 1983-06-07 | 1984-12-18 | Citizen Watch Co Ltd | Electronic timepiece |
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