CN204065734U - A kind of device of the application dissimilar sensor module that automatically switches - Google Patents
A kind of device of the application dissimilar sensor module that automatically switches Download PDFInfo
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- CN204065734U CN204065734U CN201420416963.5U CN201420416963U CN204065734U CN 204065734 U CN204065734 U CN 204065734U CN 201420416963 U CN201420416963 U CN 201420416963U CN 204065734 U CN204065734 U CN 204065734U
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 4
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- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
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Abstract
The utility model discloses a kind of device of the application dissimilar sensor module that automatically switches, cancel the mode being selected sensor assembly by hardware circuit wire jumper, resistance etc., can the detection of compatible integrated and non-integration temperature and relative humidity, switch simple, easy to operate, can raise the efficiency.
Description
Technical field
The utility model relates to air conditioner field, exactly refers to a kind of device of the application dissimilar sensor module that automatically switches.
Background technology
At present, in the prior art scheme, adjustment, the selection of respective electronic material will be carried out in Circuit Matching for different model, sensor that is integrated or non-integration module.Adjusted by the device of hardware circuit, realize software and read relevant temperature module simulation signal:
1, when use integrated interior sensor thermal module time, need by adjustment sensor circuit in pull-up resistor, and wire jumper select;
2, when using non-integration interior sensor thermal module, to increase by a road sensor in addition to detect room temperature, adjusting wire jumper simultaneously and selecting.
The two can not be compatible, and operation switches more loaded down with trivial details, inefficiency.
Utility model content
For above-mentioned defect, the technical matters that the utility model solves is the device providing a kind of application dissimilar sensor module that automatically switches, cancel the mode being selected sensor assembly by hardware circuit wire jumper, resistance etc., can the detection of compatible integrated and non-integration temperature and relative humidity, switch simple, easy to operate, can raise the efficiency.
In order to solve above technical matters, the device of the automatically switched application dissimilar sensor module that the utility model provides, comprises single-chip microcomputer and temperature and relative humidity interface, wherein:
Described temperature and relative humidity interface is provided with first interface, the second interface, the 3rd interface and the 4th interface, and described single-chip microcomputer is connected with described first interface by the first branch road, and described single-chip microcomputer is connected with described 3rd interface by the second branch road;
Described first branch road is provided with the first current-limiting resistance, first current-limiting resistance two ends are provided with the first grounding circuit and the second grounding circuit, described first grounding circuit is provided with the first filtering device, described second grounding circuit is provided with the second filtering device, first filtering device and the second filtering device ground connection respectively, described first current-limiting resistance and the circuit between the common link of the second grounding circuit and first interface are also connected in parallel to the 3rd grounding circuit and the 4th grounding circuit, described 3rd grounding circuit is provided with the first divider resistance, described 4th grounding circuit is provided with the second divider resistance, first divider resistance connects direct current 5 volts of power supplys, second divider resistance ground connection,
Described second branch road is provided with the second current-limiting resistance, the 5th grounding circuit and the 6th grounding circuit is provided with at the second current-limiting resistance two ends, described 5th grounding circuit is provided with the 3rd filtering device, described 6th grounding circuit is provided with the 4th filtering device, 3rd filtering device and the 4th filtering device ground connection respectively, described second current-limiting resistance and the circuit between the common link of the 6th grounding circuit and the 3rd interface are also connected in parallel to the 7th grounding circuit and the 8th grounding circuit, described 7th grounding circuit is provided with the 3rd divider resistance, described 8th grounding circuit is provided with the 4th divider resistance, 3rd divider resistance connects direct current 5 volts of power supplys, 4th divider resistance ground connection,
The second interfacing ground in described temperature and relative humidity interface, the 4th interface connects direct current 5 volts of power supplys.
Preferably, described first current-limiting resistance is the current-limiting resistance of 4.7K Ω.
Preferably, described second current-limiting resistance is the current-limiting resistance of 4.7K Ω.
Preferably, described first filtering device is the filtering device of 0.01UF; Described second filtering device is the filtering device of 0.1UF.
Preferably, described 3rd filtering device is the filtering device of 0.01UF; Described 4th filtering device is the filtering device of 47UF/25V.
Preferably, described first divider resistance is the golden film resistance of 10K Ω; Described second divider resistance is the golden film resistance of 10K Ω.
Preferably, described 3rd divider resistance is the golden film resistance of 10K Ω; Described 4th divider resistance is the carbon resister of 100K Ω.
Compared with prior art, the device of the application dissimilar sensor module that automatically switches of the present utility model, cancel the mode being selected sensor assembly by hardware circuit wire jumper, resistance etc., can the detection of compatible integrated and non-integration temperature and relative humidity, switch simple, easy to operate, can raise the efficiency.
Accompanying drawing explanation
Fig. 1 is the circuit structure diagram of device of application dissimilar sensor module of can automatically switching in the utility model embodiment;
Fig. 2 is the process flow diagram of method of application dissimilar sensor module of can automatically switching in the utility model embodiment.
Embodiment
In order to those skilled in the art can understand technical scheme provided by the utility model better, set forth below in conjunction with specific embodiment.
Refer to Fig. 1, this figure is the circuit structure diagram of device of application dissimilar sensor module of can automatically switching in the utility model embodiment.In figure, GND represents ground wire or 0 line.
The device of the automatically switched application dissimilar sensor module that the utility model embodiment provides, comprises Chip Microcomputer A and temperature and relative humidity interface S, wherein:
Temperature and relative humidity interface S is provided with first interface 1, second interface 2, the 3rd interface 3 and the 4th interface 4, and Chip Microcomputer A is connected with first interface 1 by the first branch road, and Chip Microcomputer A is connected with the 3rd interface 3 by the second branch road;
First branch road is provided with the first current-limiting resistance R1, first current-limiting resistance R1 two ends are provided with the first grounding circuit and the second grounding circuit, first grounding circuit is provided with the first filtering device C1, second grounding circuit is provided with the second filtering device C2, first filtering device C1 and the second filtering device C2 is ground connection respectively, first current-limiting resistance R1 and the circuit between the common link of the second grounding circuit and first interface 1 are also connected in parallel to the 3rd grounding circuit and the 4th grounding circuit, 3rd grounding circuit is provided with the first divider resistance R2, 4th grounding circuit is provided with the second divider resistance R3, first divider resistance R2 connects direct current 5 volts of power supplys, second divider resistance R3 ground connection,
Second branch road is provided with the second current-limiting resistance R4, second current-limiting resistance R4 two ends are provided with the 5th grounding circuit and the 6th grounding circuit, 5th grounding circuit is provided with the 3rd filtering device C3, 6th grounding circuit is provided with the 4th filtering device E1, 3rd filtering device C3 and the 4th filtering device E1 is ground connection respectively, second current-limiting resistance R4 and the circuit between the common link of the 6th grounding circuit and the 3rd interface 3 are also connected in parallel to the 7th grounding circuit and the 8th grounding circuit, 7th grounding circuit is provided with the 3rd divider resistance R5, 8th grounding circuit is provided with the 4th divider resistance R6, 3rd divider resistance R5 connects direct current 5 volts of power supplys, 4th divider resistance R6 ground connection,
The second interface 2 ground connection in temperature and relative humidity interface S, the 4th interface 4 connects direct current 5 volts of power supplys.
In circuit, the first filtering device C1, the second filtering device C2, the 3rd filtering device C3 and the 4th filtering device E1 are the filtering device of circuit.First divider resistance R2 and the second divider resistance R3, the 3rd divider resistance R5 and the 4th divider resistance R6 are the divider resistance of sensor, according to dividing potential drop computing formula, and the corresponding difference temperature spot of different magnitudes of voltage.First current-limiting resistance R1, the second current-limiting resistance R4 are the current-limiting resistance of single-chip processor i/o mouth in circuit, prevent big current from pouring in down a chimney and enter single-chip microcomputer, infringement IC.Chip Microcomputer A judges the sensor assembly of current use by the analog voltage of 1 position of reading temperature and relative humidity interface.
First current-limiting resistance R1 is the current-limiting resistance of 4.7K Ω.Second current-limiting resistance R4 is the current-limiting resistance of 4.7K Ω.
First filtering device C1 is the filtering device of 0.01UF; Second filtering device C2 is the filtering device of 0.1UF.3rd filtering device C3 is the filtering device of 0.01UF; 4th filtering device E1 is the filtering device of 47UF/25V.
First divider resistance R2 is the golden film resistance of 10K Ω; Second divider resistance R3 is the golden film resistance of 10K Ω.3rd divider resistance R5 is the golden film resistance of 10K Ω; 4th divider resistance R6 is the carbon resister of 100K Ω.
When detecting that the voltage range of first interface pin of sensor assembly is between 0.25V ~ 4.78V, represent effective analog voltage, when then thinking integration module, what prove the connection of Current hardware circuit is room temperature+humidity integrated sensor module, then automatically switch to the module sensors curve of integrated interior sensor temperature Type;
If detect, the voltage of the first interface pin of sensor assembly is not in 0.25V ~ 4.78V scope, during for 5V, then think invalid analog voltage, what then prove the connection of Current hardware circuit is without integrated temperature sensor, only have humidity sensor, then automatically switch to the sensor curve of the humidity module of non-integration interior sensor temperature Type.
Refer to Fig. 2, this figure is the process flow diagram of method of application dissimilar sensor module of can automatically switching in the utility model embodiment.
In addition, the utility model also provides a kind of method of the application dissimilar sensor module that automatically switches, and comprises the steps:
(1) sensor is connected with temperature and relative humidity interface;
(2) analog voltage of driving sensor chip mouth;
(3) analog voltage of I/O mouth on microprocessor detect temperature and relative humidity interface:
If when analog voltage is between 0.25V-4.78V, enter step (4);
If when analog voltage is 5V, enter step (5);
(4) what peripheral circuit connected is temperature and relative humidity integration module, then enter integration module sampling period reading information;
(5) what peripheral circuit connected is humiture standalone sensor, then enter independently humidity sensor sampling period reading information.
Compared with prior art, the device of the application dissimilar sensor module that automatically switches of the present utility model, cancel the mode being selected sensor assembly by hardware circuit wire jumper, resistance etc., can the detection of compatible integrated and non-integration temperature and relative humidity, switch simple, easy to operate, can raise the efficiency.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a device for the application dissimilar sensor module that can automatically switch, is characterized in that, comprise single-chip microcomputer and temperature and relative humidity interface, wherein:
Described temperature and relative humidity interface is provided with first interface, the second interface, the 3rd interface and the 4th interface, and described single-chip microcomputer is connected with described first interface by the first branch road, and described single-chip microcomputer is connected with described 3rd interface by the second branch road;
Described first branch road is provided with the first current-limiting resistance, first current-limiting resistance two ends are provided with the first grounding circuit and the second grounding circuit, described first grounding circuit is provided with the first filtering device, described second grounding circuit is provided with the second filtering device, first filtering device and the second filtering device ground connection respectively, described first current-limiting resistance and the circuit between the common link of the second grounding circuit and first interface are also connected in parallel to the 3rd grounding circuit and the 4th grounding circuit, described 3rd grounding circuit is provided with the first divider resistance, described 4th grounding circuit is provided with the second divider resistance, first divider resistance connects direct current 5 volts of power supplys, second divider resistance ground connection,
Described second branch road is provided with the second current-limiting resistance, the 5th grounding circuit and the 6th grounding circuit is provided with at the second current-limiting resistance two ends, described 5th grounding circuit is provided with the 3rd filtering device, described 6th grounding circuit is provided with the 4th filtering device, 3rd filtering device and the 4th filtering device ground connection respectively, described second current-limiting resistance and the circuit between the common link of the 6th grounding circuit and the 3rd interface are also connected in parallel to the 7th grounding circuit and the 8th grounding circuit, described 7th grounding circuit is provided with the 3rd divider resistance, described 8th grounding circuit is provided with the 4th divider resistance, 3rd divider resistance connects direct current 5 volts of power supplys, 4th divider resistance ground connection,
The second interfacing ground in described temperature and relative humidity interface, the 4th interface connects direct current 5 volts of power supplys.
2. the device of the application dissimilar sensor module that automatically switches according to claim 1, it is characterized in that, described first current-limiting resistance is the current-limiting resistance of 4.7K Ω.
3. the device of the application dissimilar sensor module that automatically switches according to claim 1, it is characterized in that, described second current-limiting resistance is the current-limiting resistance of 4.7K Ω.
4. the device of the application dissimilar sensor module that automatically switches according to claim 1, it is characterized in that, described first filtering device is the filtering device of 0.01UF; Described second filtering device is the filtering device of 0.1UF.
5. the device of the application dissimilar sensor module that automatically switches according to claim 1, it is characterized in that, described 3rd filtering device is the filtering device of 0.01UF; Described 4th filtering device is the filtering device of 47UF/25V.
6. the device of the application dissimilar sensor module that automatically switches according to claim 1, it is characterized in that, described first divider resistance is the golden film resistance of 10K Ω; Described second divider resistance is the golden film resistance of 10K Ω.
7. the device of the application dissimilar sensor module that automatically switches according to claim 1, it is characterized in that, described 3rd divider resistance is the golden film resistance of 10K Ω; Described 4th divider resistance is the carbon resister of 100K Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416963.5U CN204065734U (en) | 2014-07-25 | 2014-07-25 | A kind of device of the application dissimilar sensor module that automatically switches |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420416963.5U CN204065734U (en) | 2014-07-25 | 2014-07-25 | A kind of device of the application dissimilar sensor module that automatically switches |
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| CN204065734U true CN204065734U (en) | 2014-12-31 |
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| CN201420416963.5U Expired - Lifetime CN204065734U (en) | 2014-07-25 | 2014-07-25 | A kind of device of the application dissimilar sensor module that automatically switches |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142645B (en) * | 2014-07-25 | 2017-02-15 | 广东志高空调有限公司 | Device and method capable of automatically switching to apply different types of sensor modules |
-
2014
- 2014-07-25 CN CN201420416963.5U patent/CN204065734U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104142645B (en) * | 2014-07-25 | 2017-02-15 | 广东志高空调有限公司 | Device and method capable of automatically switching to apply different types of sensor modules |
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