JPS6251296U - - Google Patents
Info
- Publication number
- JPS6251296U JPS6251296U JP14467185U JP14467185U JPS6251296U JP S6251296 U JPS6251296 U JP S6251296U JP 14467185 U JP14467185 U JP 14467185U JP 14467185 U JP14467185 U JP 14467185U JP S6251296 U JPS6251296 U JP S6251296U
- Authority
- JP
- Japan
- Prior art keywords
- coincidence
- memory
- alarm
- circuit
- time
- 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 description 3
- 230000004044 response Effects 0.000 claims 1
- 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アラーム付
電子時計の回路図。第2図は、第1図の動作を示
すタイムチヤート。
6……現時刻カウンタ、12……第1のメモリ
、14……第1の一致回路、18……第2のメモ
リ、20……第2の一致回路、22……検出回路
、30……カウンタ、58……プリセツト制御回
路。
FIG. 1 is a circuit diagram of an electronic watch with an alarm according to an embodiment of the present invention. FIG. 2 is a time chart showing the operation of FIG. 1. 6...Current time counter, 12...First memory, 14...First coincidence circuit, 18...Second memory, 20...Second coincidence circuit, 22...Detection circuit, 30... Counter, 58...preset control circuit.
Claims (1)
設定されたアラーム時刻を記憶する第1のメモリ
と、前記現時刻カウンタにてカウントされた現時
刻とアラーム時刻の一致を検出する第1の一致回
路と、前記第1の一致回路からの一致信号により
アラーム音を発生する発音回路と、を有するアラ
ーム付電子時計において、アラーム時刻が記憶可
能な第2のメモリと、第2のメモリに記憶された
時刻と現時刻との一致を検出する第2の一致回路
と、前記第1、第2の一致回路からの一致信号が
同時に出力されたか否か検出する検出回路と、前
記検出回路により前記両一致回路からの一致信号
が同時に出力された回数をカウントするとともに
両一致回路の出力が同時に出力されなかつたとき
はそのカウント値がクリアされるカウンタと、前
記カウンタのカウント値が一定値になつたときに
はアラーム音停止後に前記第2のメモリの記憶内
容を前記第1のメモリにプリセツトしカウント内
容が一定値未満のときは第1のメモリの記憶内容
を第2のメモリにプリセツトするプリセツト制御
回路と、を有することを特徴とするアラーム付電
子時計。 a current time counter that counts the current time; a first memory that stores a preset alarm time; and a first coincidence circuit that detects coincidence between the current time counted by the current time counter and the alarm time. , a sounding circuit that generates an alarm sound in response to a coincidence signal from the first coincidence circuit; a second memory capable of storing an alarm time; and a time stored in the second memory. a second coincidence circuit that detects coincidence between and the current time; a detection circuit that detects whether coincidence signals from the first and second coincidence circuits are output simultaneously; and a detection circuit that detects whether coincidence signals from the first and second coincidence circuits are output simultaneously; A counter that counts the number of times the coincidence signals from the two coincidence circuits are output simultaneously, and the count value is cleared when the outputs of both coincidence circuits are not output at the same time, and an alarm when the count value of the counter reaches a certain value. a preset control circuit that presets the stored content of the second memory into the first memory after the sound stops, and presets the stored content of the first memory into the second memory when the count content is less than a certain value; An electronic clock with an alarm, characterized in that:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14467185U JPS6251296U (en) | 1985-09-19 | 1985-09-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14467185U JPS6251296U (en) | 1985-09-19 | 1985-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6251296U true JPS6251296U (en) | 1987-03-30 |
Family
ID=31055491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14467185U Pending JPS6251296U (en) | 1985-09-19 | 1985-09-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6251296U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63249092A (en) * | 1987-04-03 | 1988-10-17 | Matsushita Electric Works Ltd | Time switch |
-
1985
- 1985-09-19 JP JP14467185U patent/JPS6251296U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63249092A (en) * | 1987-04-03 | 1988-10-17 | Matsushita Electric Works Ltd | Time switch |
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