JPS5739621A - Timer circuit - Google Patents
Timer circuitInfo
- Publication number
- JPS5739621A JPS5739621A JP11513380A JP11513380A JPS5739621A JP S5739621 A JPS5739621 A JP S5739621A JP 11513380 A JP11513380 A JP 11513380A JP 11513380 A JP11513380 A JP 11513380A JP S5739621 A JPS5739621 A JP S5739621A
- Authority
- JP
- Japan
- Prior art keywords
- output
- display
- oscillator
- circuit
- output 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
Landscapes
- Electronic Switches (AREA)
Abstract
PURPOSE:To display time-elapsed states of >=3 timers with one display device, by flickering a display device with the output of an oscillation circuit with the lapse of timer time. CONSTITUTION:An output of an oscillator 1 is counted at a counter 2 and the output is sent to an output circuit 3 when the count value reaches a given value to obtain a timer output signal from an output circuit 3. On the other hand, the display function is added by providing an oscillator 11, an OR circuit 12 and a display output circuit 13. The display output circuit 13 is distinguished before the application of the power supply and it flickers in the oscillating frequency of the oscillator 11 during the timer time and illuminates after the lapse of timer time, allowing to display three states. A counter counting the output of the oscillator 11 and a multiplexer are provided and the operating state within the set time can be displayed by selecting the output applied to the display output circuit 13 according to the information on the way of counting of the counter 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11513380A JPS5739621A (en) | 1980-08-20 | 1980-08-20 | Timer circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11513380A JPS5739621A (en) | 1980-08-20 | 1980-08-20 | Timer circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5739621A true JPS5739621A (en) | 1982-03-04 |
Family
ID=14655089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11513380A Pending JPS5739621A (en) | 1980-08-20 | 1980-08-20 | Timer circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5739621A (en) |
-
1980
- 1980-08-20 JP JP11513380A patent/JPS5739621A/en active Pending
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