JPS55132986A - Digital alarm watch - Google Patents
Digital alarm watchInfo
- Publication number
- JPS55132986A JPS55132986A JP4043179A JP4043179A JPS55132986A JP S55132986 A JPS55132986 A JP S55132986A JP 4043179 A JP4043179 A JP 4043179A JP 4043179 A JP4043179 A JP 4043179A JP S55132986 A JPS55132986 A JP S55132986A
- Authority
- JP
- Japan
- Prior art keywords
- counter
- circuit
- month
- date
- buzzer
- 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
Abstract
PURPOSE: To achieve the improvement in practical use value with a simple circuit constitution by letting a buzzer sound at the specified time in the alarm watch which is capable of assigning the month and date.
CONSTITUTION: A time reference source 1, oscillating and frequency dividing circuit 2, second counter 3, minute counter 4, hour counter 5, date counter 6, month counter 7, month end automatic correcting circuit 8, date memory circuit 9, month memory circuit 10, comparing detecting circuits 11, 12, buzzer 18, distribution driving circuit 25 and display elements 26 are provided. When the contents of the counters 6, 7 and memory circuits 9, 10 coincide respectively, an FF17 is set and a buzzer 18 sounds.
COPYRIGHT: (C)1980,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4043179A JPS55132986A (en) | 1979-04-04 | 1979-04-04 | Digital alarm watch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4043179A JPS55132986A (en) | 1979-04-04 | 1979-04-04 | Digital alarm watch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS55132986A true JPS55132986A (en) | 1980-10-16 |
Family
ID=12580449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4043179A Pending JPS55132986A (en) | 1979-04-04 | 1979-04-04 | Digital alarm watch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55132986A (en) |
-
1979
- 1979-04-04 JP JP4043179A patent/JPS55132986A/en active Pending
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