CN205506259U - Temperature collection system based on ADS1100 conversion - Google Patents
Temperature collection system based on ADS1100 conversion Download PDFInfo
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- CN205506259U CN205506259U CN201620208884.4U CN201620208884U CN205506259U CN 205506259 U CN205506259 U CN 205506259U CN 201620208884 U CN201620208884 U CN 201620208884U CN 205506259 U CN205506259 U CN 205506259U
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- temperature
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Abstract
The utility model discloses a temperature collection system based on ADS1100 conversion, including temperature acquisition module, analog to digital conversion circuit and the single -chip control circuit who connects gradually, single -chip control circuit still is connected with button module, buzzer module, liquid crystal display module and serial communication module respectively, 16 analog to digital conversion circuit that analog to digital conversion circuit constitutes for ADS1100 adc gather the simulation electric signal transition who comes with temperature acquisition module and become the data signal that the singlechip can be received. The utility model discloses realize the data acquisition to the temperature based on the AT89C51 singlechip with 16 analog -to -digital conversion chip ADS1100 that have the IIC interface, through the design to system hardware circuit and procedure, realize 0 100 the measurement of DEG C temperature, this system have the circuit simple, use nimble, the reliability is high, the system reaches advantages such as thermal balance is very fast, the precision is higher.
Description
Technical field
This utility model relates to temperature acquisition, particularly to a kind of water temperature acquisition system based on ADS1100 conversion.
Background technology
Single-chip microcomputer application in electronic product is more extensive, also uses temperature detection and temperature controls in a lot of electronic products.Along with the increasingly extensive of temperature controller range of application and multiformity, the various intelligent temperature controllers being applicable to different occasion arise at the historic moment.In scientific research, producing, often need some system is carried out the monitoring and control of temperature.
Utility model content
This utility model purpose is: provide a kind of water temperature acquisition system based on ADS1100 conversion.
The technical solution of the utility model is:
A kind of water temperature acquisition system based on ADS1100 conversion, including the temperature collect module being sequentially connected with, analog to digital conversion circuit and single chip machine controlling circuit, described single chip machine controlling circuit has been also respectively connected with key-press module, buzzer module, LCD MODULE and serial communication module；Analog-digital conversion circuit as described is 16 analog to digital conversion circuits that ADS1100 analog-digital converter is constituted, and analog electrical signal temperature collect module collection come conversion becomes the digital signal that single-chip microcomputer can receive.
Preferably, described key-press module includes reset key, uses electrification reset and the button coefficient circuit of reset, and after system electrification, single-chip microcomputer automatically resets, and in the case of single chip microcomputer halt, uses reset key to carry out the operation that resets.
Preferably, described temperature collect module uses temperature sensor, and temperature sensor gathers the temperature information of water, sends into analog to digital conversion circuit through the low pass filter being sequentially connected with and radio frequency follower.
Preferably, described serial communication module uses RS232 universal serial bus and PC to communicate, and PC to be sent to for the data message of collection is analyzed processing by single-chip microcomputer, and then data are made a response by PC.
Preferably, also include power transfer module, be that each module is powered by 9 ~ 12V direct current Input transformation output 5V unidirectional current.
Preferably, described LCD MODULE is for showing the temperature information of water.
Preferably, described key-press module carries out temperature threshold setting to system, it is achieved the collection of different temperatures scope, and system judges whether to be given a warning by buzzer module according to the temperature threshold set.
The utility model has the advantages that:
Water temperature acquisition system based on ADS1100 the most provided by the utility model, temperature is transferred to PC by the collection that can carry out temperature in the case of unmanned simultaneously, it is convenient for people to carry out observation analysis, utilize upper computer software that data can carry out analysis and the research of pictorialization simultaneously, more intuitive and reliable；
2. this utility model can be sounded a buzzer dut temperature exceedes certain threshold value when, safe and reliable；
3. this utility model uses common 9 ~ 12V unidirectional current as input, and 5V is safe and reliable in output.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:
Fig. 1 is a kind of concrete system structure schematic diagram of this utility model water temperature acquisition system；
ADS1100 analog to digital conversion circuit figure in Fig. 2 this utility model embodiment.
Detailed description of the invention
Embodiment:
In order to become apparent from that the present invention is described, technical scheme is further described below in conjunction with embodiment, apparently, technical scheme in describing below is only a kind of detailed description of the invention of the present invention, for those skilled in the art, on the premise of not paying creative work, it is also possible to obtain other embodiments according to these detailed description of the invention.
As shown in Figure 1, water temperature acquisition system based on ADS1100 conversion disclosed in this utility model, including the temperature sensor being sequentially connected with, low-pass first order filter, radio frequency follower, analog to digital conversion circuit and 51 single chip machine controlling circuits, single chip machine controlling circuit has been also respectively connected with stand alone type key-press module, buzzer, 16*2 lattice lcd screen and serial communication module；As in figure 2 it is shown, analog-digital conversion circuit as described is 16 analog to digital conversion circuits that ADS1100 analog-digital converter is constituted, analog electrical signal temperature collect module collection come conversion becomes the digital signal that single-chip microcomputer can receive.
Described stand alone type key-press module includes reset key, uses electrification reset and the button coefficient circuit of reset, and after system electrification, single-chip microcomputer automatically resets, and in the case of single chip microcomputer halt, uses reset key to carry out the operation that resets.
Also including power module, power module uses conventional 9 ~ 12V unidirectional current as input, obtains 5V unidirectional current by conversion, is powered for above-mentioned modules.
Described temperature collect module includes HN11 sensor, HN11 sensor acquisition tested coolant-temperature gage signal output analog quantity, through through being sequentially connected with low-pass first order filter, the feeding ADS1100 analog-to-digital conversion module process of radio frequency follower, it is sent to 51 single-chip microcomputers, 51 single-chip microcomputers are sent to PC by serial communication module again, and PC main frame is returned to single-chip microcomputer after being analyzed processing according to the data obtained and shown by 16*2 lattice lcd screen.Concrete performance is as follows:
1, the global design of 0-100 DEG C of water temperature acquisition system is completed；
2, can carry out the measurement of actual water temperature, when temperature is more than 100 DEG C, buzzing drive circuit will send temperature over-range alarm signal；
3, when buzzer does not sends alarm signal, the data that the temperature sensor of LINEAR N TC collects are through RC low pass filter and the voltage follower filtering circuit High-frequency Interference that is made up of LM358, resolved impedance spectroscopy matching problem, signal after conditioning carries out analog digital conversion through 16 IIC modulus conversion chip ADS1100 chips, by serial communication, the data message of collection is sent to main frame again be analyzed processing, data are made a response by main frame, and 1602 character liquid crystal display will show final process data.
4, system carries out multi collect to ensure the accuracy of data, when again gathering, presses reset key simultaneously, and system will automatically reset Resurvey temperature data.
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All modifications done according to the spirit of this utility model main technical schemes, all should contain within protection domain of the present utility model.
Claims (5)
1. a water temperature acquisition system based on ADS1100 conversion, it is characterized in that: include temperature collect module, analog to digital conversion circuit and the single chip machine controlling circuit being sequentially connected with, described single chip machine controlling circuit has been also respectively connected with key-press module, buzzer module, LCD MODULE and serial communication module；Analog-digital conversion circuit as described is 16 analog to digital conversion circuits that ADS1100 analog-digital converter is constituted, and analog electrical signal temperature collect module collection come conversion becomes the digital signal that single-chip microcomputer can receive.
Water temperature acquisition system based on ADS1100 conversion the most according to claim 1, it is characterized in that: described key-press module includes reset key, use electrification reset and the button coefficient circuit of reset, after system electrification, single-chip microcomputer automatically resets, in the case of single chip microcomputer halt, reset key is used to carry out the operation that resets.
Water temperature acquisition system based on ADS1100 conversion the most according to claim 1, it is characterized in that: described temperature collect module uses temperature sensor, temperature sensor gathers the temperature information of water, sends into analog to digital conversion circuit through the low pass filter being sequentially connected with and radio frequency follower.
Water temperature acquisition system based on ADS1100 conversion the most according to claim 1, it is characterized in that: described serial communication module uses RS232 universal serial bus and PC to communicate, PC to be sent to for the data message of collection is analyzed processing by single-chip microcomputer, and then data are made a response by PC.
Water temperature acquisition system based on ADS1100 conversion the most according to claim 1, it is characterised in that: also include power transfer module, be that each module is powered by 9 ~ 12V direct current Input transformation output 5V unidirectional current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620208884.4U CN205506259U (en) | 2016-03-18 | 2016-03-18 | Temperature collection system based on ADS1100 conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620208884.4U CN205506259U (en) | 2016-03-18 | 2016-03-18 | Temperature collection system based on ADS1100 conversion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205506259U true CN205506259U (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620208884.4U Expired - Fee Related CN205506259U (en) | 2016-03-18 | 2016-03-18 | Temperature collection system based on ADS1100 conversion |
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| Country | Link |
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| CN (1) | CN205506259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110738840A (en) * | 2019-10-31 | 2020-01-31 | 于韶东 | industrial driving remote control circuit |
-
2016
- 2016-03-18 CN CN201620208884.4U patent/CN205506259U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110738840A (en) * | 2019-10-31 | 2020-01-31 | 于韶东 | industrial driving remote control circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20190318 |