CN206248225U - Digital achieving multipoint temperature detection system - Google Patents
Digital achieving multipoint temperature detection system Download PDFInfo
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- CN206248225U CN206248225U CN201621101102.3U CN201621101102U CN206248225U CN 206248225 U CN206248225 U CN 206248225U CN 201621101102 U CN201621101102 U CN 201621101102U CN 206248225 U CN206248225 U CN 206248225U
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- temperature
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- detection system
- buffer
- temperature sensor
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Abstract
The utility model discloses a kind of digital achieving multipoint temperature detection system, is related to achieving multipoint temperature detection technical field, and the digital achieving multipoint temperature detection system includes single-chip microcomputer, bus and at least two temperature sensors；The single-chip microcomputer is provided with a signaling interface, and the signaling interface is electrically connected with the bus；The position that temperature sensor described at least two is close to correspondence part to be measured is set, and in the temperature sensor and access bus；The temperature sensor includes read-only storage, buffer, temperature sensing module and the interior configuration register for being provided with address code, and the buffer is electrically connected with read-only storage, temperature sensor and configuration memory respectively.When the technical solution of the utility model can greatly reduce multiple temperature sensors access single-chip microcomputers, the quantity of the signaling interface of the single-chip microcomputer of occupancy can lift the effective rate of utilization of monolithic knot interface and the autgmentability of single-chip microcomputer.
Description
Technical field
The utility model is related to achieving multipoint temperature detection technical field, more particularly to a kind of digital achieving multipoint temperature detection system
System.
Background technology
With continuing to develop for electronic technology, the species of electronic product is more and more.In order to ensure the normal of electronic product
Work, reduces because of the failure problems that radiating occurs not in time, and internal components in electronic product are generally detected using sensor
Temperature.However, sensor of the prior art uses SPI four-wire system serial bus interfaces, SPI does not have many devices to assist
View, software processing is very complicated, and each needs one individually from selection signal, bus signals number from device (i.e. temperature sensor)
It it is finally n+3, wherein n is the quantity of temperature sensor, can thus take multiple signaling interfaces of MCU, causes the expansion of MCU
Malleability is poor.
Utility model content
Main purpose of the present utility model is to provide a kind of digital achieving multipoint temperature detection system, can reduce multiple temperature
When sensor accesses single-chip microcomputer, the quantity of the signaling interface of the single-chip microcomputer of occupancy can lift the autgmentability of single-chip microcomputer.
To achieve the above object, the technical scheme that the utility model is used for：A kind of digital multi-point temp is provided
Detecting system, the digital achieving multipoint temperature detection system includes single-chip microcomputer, bus and at least two temperature sensors；
The single-chip microcomputer is provided with a signaling interface, and the signaling interface is electrically connected with the bus；Temperature described at least two
The position that degree sensor is close to correspondence part to be measured is set, and in the temperature sensor and access bus；
The temperature sensor includes read-only storage, buffer, temperature sensing module and interior is provided with matching somebody with somebody for address code
Register is put, the buffer is electrically connected with read-only storage, temperature sensor and configuration memory respectively.
Preferably, the temperature sensor also includes temperature alarming module, and the temperature alarming module is electrically connected with buffer
Connect.
Preferably, the temperature alarming module include in be provided with the first temperature triggered device of maximum temperature threshold value and minimum
The second temperature trigger of temperature threshold.
Preferably, the temperature sensor also includes correction verification module, and the correction verification module is electrically connected with the buffer.
Preferably, the correction verification module is CRC generator, and the data bits of the CRC generator is 8.
Preferably, the temperature sensor also includes LED indicating modules, and the LED indicating modules are electrically connected with buffer.
The technical solution of the utility model includes single-chip microcomputer, bus and at least two temperature sensors, the TEMP
Device by and access bus in the way of connecing, and the temperature signal of collection each can be transported to single-chip microcomputer by a bus
Signaling interface, temperature sensor is without being individually wired to single-chip microcomputer and causing the excessive problem of Seize ACK message interface.The temperature is passed
Sensor specifically includes read-only storage, buffer, temperature sensing module and configuration register, is configured with only in the configuration register
One address code, during temperature sensor specific works, temperature data and address code are packed upload on buffer, through read-only storage
Transmitted after device to single-chip microcomputer, the temperature data and address code of the packing of single-chip microcomputer resolution temperature are recognized corresponding according to address code
Temperature sensor, and temperature data is processed accordingly, in this way, can greatly reduce multiple temperature sensors accesses monolithic
During machine, the quantity of the signaling interface of the single-chip microcomputer of occupancy can lift the autgmentability of single-chip microcomputer.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the block diagram of the digital embodiment of achieving multipoint temperature detection system one of the utility model；
Fig. 2 is the block diagram of the temperature sensor of Fig. 1.
The realization of the utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
It is to be appreciated that being related to the description of " first ", " second " etc. to be only used for describing purpose in the utility model, and can not manage
Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment
Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical scheme
With reference to occur it is conflicting or when cannot realize it will be understood that the combination of this technical scheme does not exist, also not in the utility model
It is required that protection domain within.
Fig. 1 and Fig. 2 is refer to, in the utility model embodiment, the digital achieving multipoint temperature detection system, including monolithic
Machine 10, the temperature sensor 20 of bus 30 and at least two；
The single-chip microcomputer 10 is provided with a signaling interface, and the signaling interface is electrically connected with the bus 30；At least two institutes
State the position setting that temperature sensor 20 is close to correspondence part to be measured, and the temperature sensor 20 and access bus 30
In；
The temperature sensor 20 includes read-only storage 22, buffer 21, temperature sensing module 24 and interior is provided with ground
Location code configuration register 23, the buffer 21 respectively with read-only storage 22, temperature sensor 20 and configuration memory
Electrical connection.
In the present embodiment, the quantity of the temperature sensor 20 can be two, can also be three or more than three.Phase
Than in the prior art, temperature sensor 20 needs the problem of independent wiring, the multiple temperature sensors 20 in this programme can be with
Signal is carried out by bus 30 and single-chip microcomputer 10 to be connected.Specifically, the temperature sensor 20 directly can be powered by bus 30, no
Need external power source to power so that the more compact structure of whole system, and from can reduce system laying cost.The temperature is passed
Can configure unique address code in configuration register 23 in sensor 20, the address code can by the unique identification of single-chip microcomputer 10,
So, it is possible to use a signaling interface of single-chip microcomputer 10 receives the temperature data of all of temperature sensor 20, and without increasing
Plus signal interface quantity, is conducive to improving the effective rate of utilization of signaling interface.
The technical solution of the utility model includes single-chip microcomputer 10, the temperature sensor 20 of bus 30 and at least two, the temperature
Degree sensor 20 by and bus 30 is accessed in the way of connecing, and each can be defeated by a bus 30 by the temperature signal for gathering
The signaling interface of single-chip microcomputer 10 is sent to, temperature sensor 20 is without being individually wired to single-chip microcomputer 10 and causing Seize ACK message interface mistake
Many problems.The temperature sensor 20 specifically includes read-only storage 22, buffer 21, temperature sensing module 24 and configuration deposit
Device 23, is configured with unique address code in the configuration register 23, during 20 specific works of temperature sensor, temperature data and address
Code is packed on buffer 21 and is uploaded, and is transmitted after read-only storage 22 to single-chip microcomputer 10, the packing of the resolution temperature of single-chip microcomputer 10
Temperature data and address code, recognize corresponding temperature sensor 20, and temperature data is located accordingly according to address code
Reason, in this way, when can greatly reduce the access single-chip microcomputer 10 of multiple temperature sensors 20, the signaling interface of the single-chip microcomputer 10 of occupancy
Quantity, can lift the autgmentability of single-chip microcomputer 10.
Fig. 2 is refer to, in a specific embodiment, the temperature sensor 20 also includes temperature alarming module 25, institute
Temperature alarming module 25 is stated to be electrically connected with buffer 21.In the present embodiment, the temperature alarming module 25 can be according to buffer 21
In temperature data carry out one and prejudge, when detection temperature is too high or during too low temperature, can produce alarm signal.The report
The mode of alert signal can be the voice signal of alert data, or setting.
Fig. 2 is continued referring to, in one embodiment, the temperature alarming module 25 is provided with maximum temperature threshold value including in
The second temperature trigger 252 of the first temperature triggered device 251 and minimum temperature threshold.In the present embodiment, when temperature data
Peak more than the first temperature triggered device 251 maximum temperature threshold value when, the first temperature triggered device 251 can produce trigger signal,
And be back to buffer 21 and be finally uploaded to single-chip microcomputer 10, further processed by single-chip microcomputer 10；It is minimum when temperature data
When value exceedes the minimum temperature threshold of second temperature trigger 252, second temperature trigger 252 can produce trigger signal, and return
It is back to buffer 21 and is finally uploaded to single-chip microcomputer 10, is further processed by single-chip microcomputer 10.
Fig. 2 is refer to, in a specific embodiment, the temperature sensor 20 also includes correction verification module 26, the school
Module 26 is tested to be electrically connected with the buffer 21.In the present embodiment, by correction verification module 26 can to pack temperature data with
And address code is verified, to ensure the reliability of data transfer.Certainly, the correction verification module 26 can be also used for verification others
Error in data, to ensure the reliability of data sensor.
Fig. 2 is continued referring to, in one embodiment, the correction verification module 26 is CRC generator 261, the CRC generator
261 data bits is 8.In the present embodiment, when the data of the verification of correction verification module 26 have abnormal, can be generated by CRC
Device 261 generates a verification data, and is back to buffer 21, is finally processed by 10 pairs of verification datas of single-chip microcomputer.
Fig. 2 is refer to, in a specific embodiment, the temperature sensor 20 also includes LED indicating modules 27, described
LED indicating modules 27 are electrically connected with buffer 21.In view of the real time temperature of part time job to be measured, in the present embodiment, can be with
By LED indicating modules 27 come the current state of displays temperature sensor 20, such as the temperature of part to be measured is above or below setting
During threshold value, the display red status of LED indicating modules 27；When the temperature of part to be measured is in the range of given threshold, LED is indicated
Module 27 shows yellow state；When the temperature of part to be measured is in normal range of operation, LED indicating modules 27 show green shape
State.Certainly, the shades of colour of the display of LED indicating modules 27 can be designed according to actual requirement.
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
It is every under inventive concept of the present utility model, the equivalent structure made using the utility model specification and accompanying drawing content is become
Change, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of digital achieving multipoint temperature detection system, it is characterised in that the digital achieving multipoint temperature detection system includes single
Piece machine, bus and at least two temperature sensors；
The single-chip microcomputer is provided with a signaling interface, and the signaling interface is electrically connected with the bus；Temperature described at least two is passed
The position that sensor is close to correspondence part to be measured is set, and in the temperature sensor and access bus；
The temperature sensor is posted including read-only storage, buffer, temperature sensing module and the interior configuration for being provided with address code
Storage, the buffer is electrically connected with read-only storage, temperature sensor and configuration memory respectively.
2. digital achieving multipoint temperature detection system as claimed in claim 1, it is characterised in that the temperature sensor also includes
Temperature alarming module, the temperature alarming module is electrically connected with buffer.
3. digital achieving multipoint temperature detection system as claimed in claim 2, it is characterised in that the temperature alarming module includes
Inside it is provided with the first temperature triggered device of maximum temperature threshold value and the second temperature trigger of minimum temperature threshold.
4. digital achieving multipoint temperature detection system as claimed in claim 1, it is characterised in that the temperature sensor also includes
Correction verification module, the correction verification module is electrically connected with the buffer.
5. digital achieving multipoint temperature detection system as claimed in claim 4, it is characterised in that the correction verification module is CRC lifes
Grow up to be a useful person, the data bits of the CRC generator is 8.
6. the digital achieving multipoint temperature detection system as described in any one of claim 1 to 5, it is characterised in that the temperature is passed
Sensor also includes LED indicating modules, and the LED indicating modules are electrically connected with buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101102.3U CN206248225U (en) | 2016-09-29 | 2016-09-29 | Digital achieving multipoint temperature detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101102.3U CN206248225U (en) | 2016-09-29 | 2016-09-29 | Digital achieving multipoint temperature detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206248225U true CN206248225U (en) | 2017-06-13 |
Family
ID=58995798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621101102.3U Expired - Fee Related CN206248225U (en) | 2016-09-29 | 2016-09-29 | Digital achieving multipoint temperature detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206248225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157040A (en) * | 2019-12-23 | 2020-05-15 | 上海中车通达智慧物流有限公司 | Temperature and humidity detection system and method |
-
2016
- 2016-09-29 CN CN201621101102.3U patent/CN206248225U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157040A (en) * | 2019-12-23 | 2020-05-15 | 上海中车通达智慧物流有限公司 | Temperature and humidity detection system and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20180929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |