CN201947237U - Automatic reset circuit for ecological house - Google Patents
Automatic reset circuit for ecological house Download PDFInfo
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- CN201947237U CN201947237U CN201020602317XU CN201020602317U CN201947237U CN 201947237 U CN201947237 U CN 201947237U CN 201020602317X U CN201020602317X U CN 201020602317XU CN 201020602317 U CN201020602317 U CN 201020602317U CN 201947237 U CN201947237 U CN 201947237U
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Abstract
The utility model relates to an automatic reset circuit for an ecological house. The automatic reset circuit is formed by the connection of a mainboard chip IC, an input/output port I/O, five resistors R1-R5, three power supplies E1-E3, two capacitors C1 and C2, two diodes D1 and D2, and a triode Q. The automatic reset circuit has the benefit of meeting the automatic reset function by a simple and effect circuit structure.
Description
Technical field
The utility model relates to circuit field, particularly a kind of automatic reset circuit of ecological room.
Background technology
Ecological room design of Controller theory is that imitation meets human body more a good life, rest environment arise at the historic moment technology-imitation natural ecological environments such as application message electronics, the effect that can play beauty treatment, skin care, takes care of health.Be integrated into a control system with these more existing practical techniques and realize that whole system is divided three modules: air-conditioning control module, central controll block, human-computer interaction module, realize mutually by communication modes between three control modules between the information transmission.
But the automatic reset circuit that always lacks so far, a kind of not only simple but also effective ecological room.
Summary of the invention
The utility model provides a kind of automatic reset circuit of simple and effective ecological room in order to overcome the deficiency of above technology.
The utility model is realized by following measure:
A kind of automatic reset circuit of ecological room is formed by connecting by integrated chip IC, input/output port I/O, five resistance (R1-R5), three power supply E1-E3, two capacitor C 1, C2, two diode D1, D2, triode Q:
Be connected the positive pole of power supply E1 behind the input/output terminal I/O series resistance R1, the negative pole of power supply E1 links to each other with the base stage of triode Q, cross-over connection resistance R 2 between the base stage of triode Q and the emitter, cross-over connection diode D1 also, the positive pole of diode D1 links to each other with the emitter of triode Q, and ground connection
No. 1 direct ground connection of port of integrated chip IC,
No. 2 ports of integrated chip IC link to each other with the collector electrode of triode Q, and link to each other with No. 6 ports,
No. 3 ports of integrated chip IC are connected the negative pole of diode D2, the positive pole of diode D2 meets a pull-up resistor R5, power supply is 5V, and the positive pole of diode D2 directly connects the RESET output, between be parallel with the series circuit of power supply E3 and capacitor C 2, the positive pole of power supply E3 connects the positive pole of diode D2, the minus earth of power supply E3
No. 4 ports of integrated chip IC connect the power supply of 5V,
The series circuit of cross-over connection power supply E2 and capacitor C 1 between No. 5 ports of integrated chip IC and No. 6 ports, the positive pole of power supply E2 connects port No. 6, the minus earth of power supply E2,
No. 6 ports and No. 7 port span connecting resistance R3 of integrated chip IC,
No. 7 ports and No. 8 port span connecting resistance R4 of integrated chip IC, and link to each other with the supply power voltage of 5V.
Preferably, the resistance of resistance R 1 and resistance R 5 is 1K Ω, and the resistance of resistance R 2 is 10K Ω, and the resistance of resistance R 3 is 5.1K Ω, and the resistance of resistance R 4 is 100K Ω.
The beneficial effects of the utility model are: with simple and effective circuit structure, satisfy the auto-reset function of circuit.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below preferred embodiment of the present utility model and conjunction with figs. describes in detail as after.Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the drive circuit schematic diagram of automatic reset circuit of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is made specific description.
The drive circuit schematic diagram of the automatic reset circuit of present embodiment is as shown in drawings:
A kind of automatic reset circuit of ecological room is formed by connecting by integrated chip IC, input/output port I/O, five resistance (R1-R5), three power supply E1-E3, two capacitor C 1, C2, two diode D1, D2, triode Q:
Be connected the positive pole of power supply E1 behind the input/output terminal I/O series resistance R1, the negative pole of power supply E1 links to each other with the base stage of triode Q, cross-over connection resistance R 2 between the base stage of triode Q and the emitter, cross-over connection diode D1 also, the positive pole of diode D1 links to each other with the emitter of triode Q, and ground connection
No. 1 direct ground connection of port of integrated chip IC,
No. 2 ports of integrated chip IC link to each other with the collector electrode of triode Q, and link to each other with No. 6 ports,
No. 3 ports of integrated chip IC are connected the negative pole of diode D2, the positive pole of diode D2 meets a pull-up resistor R5, power supply is 5V, and the positive pole of diode D2 directly connects the RESET output, between be parallel with the series circuit of power supply E3 and capacitor C 2, the positive pole of power supply E3 connects the positive pole of diode D2, the minus earth of power supply E3
No. 4 ports of integrated chip IC connect the power supply of 5V,
The series circuit of cross-over connection power supply E2 and capacitor C 1 between No. 5 ports of integrated chip IC and No. 6 ports, the positive pole of power supply E2 connects port No. 6, the minus earth of power supply E2,
No. 6 ports and No. 7 port span connecting resistance R3 of integrated chip IC,
No. 7 ports and No. 8 port span connecting resistance R4 of integrated chip IC, and link to each other with the supply power voltage of 5V.
Preferably, the resistance of resistance R 1 and resistance R 5 is 1K Ω, and the resistance of resistance R 2 is 10K Ω, and the resistance of resistance R 3 is 5.1K Ω, and the resistance of resistance R 4 is 100K Ω.
The physical circuit of automatic reset circuit of the present utility model is described below:
When the CPU operate as normal, square wave of I/O mouth output, during through the coupling of power supply E1 and through triode Q, No. 2 of integrated chip IC and No. 6 ports load this signal.No. 2 of integrated chip IC and No. 6 ports are complementary, and No. 2 port only works to low level, and high level is inoperative to it, and promptly voltage is less than 1VCC/3, this moment integrated chip IC No. 3 ports output high level.No. 6 ports of integrated chip IC are the threshold value end, only high level are worked, and when CPU quits work, cause the trigger upset, and promptly integrated chip IC No. 3 port output low levels force the resetting pin current potential is dragged down, and force to give cpu reset.
The foregoing description just is to allow the one of ordinary skilled in the art can understand content of the present utility model and enforcement according to this for technical conceive of the present utility model and characteristics being described, its objective is, can not limit protection range of the present utility model with this.The variation or the modification of every equivalence of having done according to the essence of the utility model content all should be encompassed in the protection range of the present utility model.
Claims (2)
1. the automatic reset circuit in an ecological room, it is characterized in that, be formed by connecting by integrated chip IC, input/output port I/O, five resistance (R1-R5), three power supplys (E1-E3), two electric capacity (C1, C2), two diodes (D1, D2), a triode Q:
Be connected the positive pole of power supply E1 behind the input/output terminal I/O series resistance R1, the negative pole of power supply E1 links to each other with the base stage of triode Q, cross-over connection resistance R 2 between the base stage of triode Q and the emitter, cross-over connection diode D1 also, the positive pole of diode D1 links to each other with the emitter of triode Q, and ground connection
No. 1 port direct screening ground connection of integrated chip IC,
No. 2 ports of integrated chip IC link to each other with the collector electrode of triode Q, and link to each other with No. 6 ports,
No. 3 ports of integrated chip IC are connected the negative pole of diode D2, the positive pole of diode D2 meets a pull-up resistor R5, power supply is 5V, and the positive pole of diode D2 directly connects the RESET output, between be parallel with the series circuit of power supply E3 and capacitor C 2, the positive pole of power supply E3 connects the positive pole of diode D2, the minus earth of power supply E3
No. 4 ports of integrated chip IC connect the power supply of 5V,
The series circuit of cross-over connection power supply E2 and capacitor C 1 between No. 5 ports of integrated chip IC and No. 6 ports, the positive pole of power supply E2 connects port No. 6, the minus earth of power supply E2,
No. 6 ports and No. 7 port span connecting resistance R3 of integrated chip IC,
No. 7 ports and No. 8 port span connecting resistance R4 of integrated chip IC, and link to each other with the supply power voltage of 5V.
2. the automatic reset circuit in ecological room according to claim 1 is characterized in that, the resistance of resistance R 1 and resistance R 5 is 1K Ω, and the resistance of resistance R 2 is 10K Ω, and the resistance of resistance R 3 is 5.1K Ω, and the resistance of resistance R 4 is 100K Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020602317XU CN201947237U (en) | 2010-11-11 | 2010-11-11 | Automatic reset circuit for ecological house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020602317XU CN201947237U (en) | 2010-11-11 | 2010-11-11 | Automatic reset circuit for ecological house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201947237U true CN201947237U (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020602317XU Expired - Fee Related CN201947237U (en) | 2010-11-11 | 2010-11-11 | Automatic reset circuit for ecological house |
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| CN (1) | CN201947237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025353A (en) * | 2010-11-11 | 2011-04-20 | 苏州合欣美电子科技有限公司 | Automatic reset circuit of ecological room |
-
2010
- 2010-11-11 CN CN201020602317XU patent/CN201947237U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102025353A (en) * | 2010-11-11 | 2011-04-20 | 苏州合欣美电子科技有限公司 | Automatic reset circuit of ecological room |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20111111 |