CN204650327U - A kind of toilet temperature and humidity filed device - Google Patents
A kind of toilet temperature and humidity filed device Download PDFInfo
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- CN204650327U CN204650327U CN201520313053.9U CN201520313053U CN204650327U CN 204650327 U CN204650327 U CN 204650327U CN 201520313053 U CN201520313053 U CN 201520313053U CN 204650327 U CN204650327 U CN 204650327U
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- toilet
- temperature
- humidity
- chip microcomputer
- humiture
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- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
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Abstract
The utility model discloses a kind of toilet temperature and humidity filed device, comprise temperature sensor, humidity sensor, A/D converter, relay, topworks, single-chip microcomputer, serial communication modular and host computer, described temperature sensor, A/D converter, relay and serial communication modular are connected with described single-chip microcomputer, described host computer is connected with described serial communication modular, described toilet connects described temperature sensor, humidity sensor and topworks, described humidity sensor is connected with described A/D converter simultaneously, described topworks is connected with described relay simultaneously.The utility model achieves humiture and measures in real time, shows and control, and antijamming capability is strong, and have higher measuring accuracy, without any need for the support of fixed network, install simple and convenient, cost performance is high, maintainable good.
Description
Technical field
The utility model belongs to Automatic Measurement Technique field, is specifically related to a kind of toilet temperature and humidity filed device.
Background technology
Along with the develop rapidly of science and technology is with universal, high-performance equipment gets more and more, and the requirement of all trades and professions to humiture is also more and more higher.Humiture plays extremely important role in human society, not only be closely connected with industrial aspect such as metallurgy, iron and steel, petrochemical industry, glass, be closely connected with agriculture aspects such as warmhouse booths, and have close ties with all trades and professions such as bio-pharmaceuticals, desinfection chamber, clean room, telecommunications bank, library, archives, historical relic shop, intelligent buildings.
The topmost effect in toilet be to control product (as silicon etc.) the cleanliness factor of air that contacts and humiture, make product can produce in a good environment space, manufacture a product.The temperature and humidity filed of traditional toilet is the actual humiture known by the displayed value read on thermometer and hygrometer in toilet, then compare with standard atmosphere, see whether within the scope of standard temperature, charge on record while adjust, these work are all complete under artificial operation, consume a large amount of manpower and materials, and the adjustment of humiture can not be made in time.Growing along with national economy, toilet is more and more extensive in the application of product manufacturing industry, and traditional temperature and humidity filed measure also just shows a lot of limitation.
Along with toilet is in the production of product and manufacturing universal, toilet's quantity is also being on the increase, and the observing and controlling of humiture is also a difficult problem in toilet's design, the system for detecting temperature of traditional toilet adopts the transmission system be made up of analog temperature sensor and humidity sensor, multiway analog switch, A/D converter and single-chip microcomputer etc. mostly.This temperature acquisition system needs in toilet, arrange a large amount of cable for measuring temperature, and could the signal of spot sensor be delivered on capture card, mount and dismount numerous and diverse, cost be also high.Simultaneously circuit uploads what send is simulating signal, and be easily disturbed and loss, measuring error is also larger, is unfavorable for that effector makes monitoring in time according to temperature variation and debugs.
Under such form, develop that a kind of real-time is high, precision is high, can the measure and control device of overall treatment multi-point temp information just necessary.
Utility model content
In order to overcome the defect existed in prior art, the utility model provides that a kind of real-time is high, precision is high, can the measure and control device of overall treatment multiple spot humiture information.
Concrete technical scheme is as follows:
The utility model discloses a kind of toilet temperature and humidity filed device, be arranged on the change for the humiture of toilet described in detection and control in toilet, comprise temperature sensor, humidity sensor, A/D converter, relay, topworks, single-chip microcomputer, serial communication modular and host computer, wherein:
Described temperature sensor is used for gathering the temperature in described toilet, and feeds back to described single-chip microcomputer;
Described humidity sensor is used for gathering the humidity in described toilet, and feeds back to described single-chip microcomputer through described A/D converter;
Described single-chip microcomputer is used for being transferred to feed back the real time humiture value obtained in described host computer with the humiture upper lower limit value presetting toilet by described serial communication modular;
Described host computer is for showing the real time humiture value obtained in described toilet and the humiture upper lower limit value presetting toilet, simultaneously, compare feeding back the real time humiture value obtained with the humiture upper lower limit value presetting toilet, comparative result is transferred in described single-chip microcomputer by described serial communication modular;
Described single-chip microcomputer also for:
When real time humiture value is higher than when presetting temperature and/or the top limit of humidity value of toilet or lower than when presetting temperature and/or the humidity lower limit of toilet, obtain a control signal;
Described relay controls described topworks in order to respond described control signal, thus utilizes described topworks to regulate humiture in described toilet.
Further, described topworks comprises a perforated water spray, hair-dryer or air-conditioning in toilet one of at least, described relay is further in order to control one of at least work of described perforated water spray, hair-dryer or air-conditioning, thus the temperature and humidity in toilet described in regulable control.
Further, also comprise watchdog circuit module, be connected with described single-chip microcomputer, for monitoring the operation conditions of described single-chip microcomputer.
Further, also comprise load module, be connected with described single-chip microcomputer, for presetting the humiture upper lower limit value of toilet.
Further, also comprise system power supply module, be connected with described single-chip microcomputer, for providing the power supply needed for the operation of described single-chip microcomputer.
Further, also comprise warning circuit module, when described comparison information is higher or lower than when presetting the humiture upper lower limit value of toilet, namely described warning circuit module is activated.
Preferably, described temperature upper limit is 26 DEG C, lower limit 18 DEG C; Described top limit of humidity value 65%, lower limit is 45%.
Further, described temperature-humidity sensor is thermistor-type temperature-humidity sensor.
Preferably, described temperature sensor is DS18B20 type unibus digital temperature sensor.
Further, the model of described single-chip microcomputer is AT89C2051, and the model of described serial communication modular is RS-485.
Compared with prior art, the utility model has following beneficial effect:
1. install simple and convenient, equipment price is cheap, and cost performance is high, and reflection promptly and accurately can solve indoor humiture, decreases human resources;
2. what temperature sensor scheme transmits is digital signal, is not easily disturbed with loss low, and antijamming capability is strong, and measuring error is smaller, is beneficial to effector and makes monitoring and debugging in time according to temperature variation;
3. real-time is high, precision is high, can overall treatment multi-point temp information.
Accompanying drawing explanation
Fig. 1 is the utility model toilet temperature and humidity filed device hardware structure diagram;
Fig. 2 is the wiring diagram of warning circuit module and single-chip microcomputer in the utility model embodiment;
Fig. 3 is the wiring diagram of single-chip microcomputer and Temperature Humidity Sensor in the utility model embodiment;
Fig. 4 is the wiring diagram of single-chip microcomputer and RS-485 interface circuit in the utility model embodiment;
Fig. 5 is the wiring diagram of input through keyboard module and single-chip microcomputer in the utility model embodiment;
Fig. 6 is the wiring diagram of display module in the utility model embodiment;
Fig. 7 is the hardware connection figure that in the utility model embodiment, humiture is complete.
[symbol description]
1 toilet
2 temperature sensors
3 humidity sensors
4 A/D converters
5 relays
6 topworkies
7 single-chip microcomputers
8 serial communication modulars
9 host computers
10 load modules
11 system power supply modules
12 watchdog circuit modules
13 warning circuit modules
Embodiment
Below in conjunction with accompanying drawing of the present utility model; clear, complete description and discussion are carried out to the technical scheme in the utility model embodiment; obviously; as described herein is only the example of a part of the present utility model; it is not whole examples; based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to protection domain of the present utility model.
For the ease of the understanding to the utility model embodiment, be further explained for specific embodiment below in conjunction with accompanying drawing, and each embodiment does not form the restriction to the utility model embodiment.
Toilet described in the utility model temperature and humidity filed device hardware structure diagram as shown in Figure 1, be arranged on the change for the humiture of toilet described in detection and control 1 in toilet, comprise temperature sensor 2, humidity sensor 3, A/D converter 4, relay 5, topworks 6, single-chip microcomputer 7, serial communication modular 8, host computer 9, wherein: described temperature sensor 2 for gathering the temperature in described toilet 1, and feeds back to described single-chip microcomputer 7; Described humidity sensor 3 for gathering the humidity in described toilet 1, and feeds back to described single-chip microcomputer 7 through described A/D converter 4; Described single-chip microcomputer 7 is for being transferred to feed back the real time humiture value obtained in described host computer 9 with the humiture upper lower limit value presetting toilet 1 by described serial communication modular 8; Described host computer 9 is for showing the real time humiture value obtained in described toilet 1 and the humiture upper lower limit value presetting toilet 1, simultaneously, compare feeding back the real time humiture value obtained with the humiture upper lower limit value presetting toilet 1, comparative result is transferred in described single-chip microcomputer 7 by described serial communication modular 8; Described single-chip microcomputer also for: when real time humiture value is higher than when presetting temperature and/or the top limit of humidity value of toilet 1 or lower than when presetting temperature and/or the humidity lower limit of toilet 1, obtain a control signal; Described relay 5 controls described topworks in order to respond described control signal, thus utilizes described topworks 6 to regulate humiture in described toilet 1.This measure and control device also comprises load module 10, is connected with described single-chip microcomputer 7, for presetting the humiture upper lower limit value of toilet 1.Further, also comprising system power supply module 11, be connected with described single-chip microcomputer 7, running required power supply for providing described single-chip microcomputer 7.
In the prioritization scheme of the present embodiment, further comprise watchdog circuit module 12, described watchdog circuit refers to the operation conditions of the monitoring singlechip 7 within certain cycle by software or hardware mode in system, makes single-chip microcomputer 7 can realize continuous working under unmanned state.Its core is counter or timer.Single Chip Microcomputer (SCM) system can cause out of control when receiving various interference, program is likely made disorderly to fly, also program is likely made to be absorbed in " endless loop ", program out of control just can not be made to break away from the predicament of extremely " endless loop " with software approach in this case, therefore in hardware design, have employed sequential monitoring technology, i.e. watchdog circuit technology.
Described measure and control device also comprises warning circuit module 13, when real time humiture value is higher than when presetting temperature and/or the top limit of humidity value of toilet or lower than presetting the temperature of toilet and/or humidity lower limit constantly, described humiture upper lower limit value is temperature upper limit is 26 DEG C, lower limit 18 DEG C; Top limit of humidity value 65%, when lower limit is 45%, namely described warning circuit module 13 is activated, and single-chip microcomputer sends described control signal, starts described topworks 6.As shown in Figure 2, when humiture measured value is higher or lower than the warm and humid angle value preset, the pin P3.2 of single-chip microcomputer is high level to the wiring diagram of described warning circuit module and single-chip microcomputer, and triode Q1 conducting thumper sends song of making an uproar and reports to the police.
Described topworks 6 also connects perforated water spray, hair-dryer or air-conditioning in toilet 1 one of at least, controls one of at least work of described perforated water spray, hair-dryer or air-conditioning by described relay 5, thus the temperature and humidity in toilet 1 described in regulable control.Above-mentioned perforated water spray, hair-dryer and air-conditioning can be opened in the lump or selectively open, and the utility model does not do relevant restriction to it.Topworks 6 in this device is controlled by the I/O mouth of single-chip microcomputer 7, various equipment all normal work under civil power of topworks 6, the conducting of I/O mouth pilot relay must be adopted and cut off the break-make controlling civil power, also namely controlling the duty of actuating equipment.Send l position 0 or 1 thus as control code information, go the open and close controlling panalarm, ventilation blower topworks (air-conditioning) etc.Because single-chip processor i/o mouth can not provide enough power supplys, can not Direct driver relay on-off, therefore, system adopts Darlington transistor, power supply is carried out two-stage amplification, provides enough large driving power, the telefault in relay is allowed to produce enough large magnetic force, by switch adhesive.When single-chip microcomputer finds that the temperature and relative humidity actual humiture collected in toilet exceedes humiture restriction, just allow gauge tap go to open audible-visual annunciator and report to the police, open perforated water spray, hair-dryer and air-conditioning work simultaneously.
Temperature Humidity Sensor is used for gathering the humiture in toilet, show and judging, in this device, DS18B20 type unibus digital temperature sensor selected by temperature sensor, and it is highly sensitive, measuring accuracy is high, the response time is short, volume is little, the life-span is long, working stability, be easy to realize telemeasurement, be easy to realize multi-point temperature measurement.Its by temperature sensor 2 and digital conversion circuit on a single die integrated, therefore, do not need A/D through conversion, the voltage signal exported can directly connect in single-chip microcomputer 7, temperature value in the toilet of collection is directly delivered to single-chip microcomputer 7, temperature value is delivered to host computer 9 and is shown and compare with preset temperature value by single-chip microcomputer 7 again, thus takes the measure of intensification or cooling, ensures indoor temperature.In this device, resistance-type moisture sensor selected by humidity sensor 3, its core is humidity-sensitive element, in conjunction with hygristor, adopts electric bridge mode to detect, utilize hygristor resistance value to cause electric bridge out of trim with the change of humidity, the principle producing output voltage measures humidity.As shown in Figure 3, wherein, ST is conversion starting signal to the wiring diagram of described single-chip microcomputer and Temperature Humidity Sensor, when ST jumps along time, all internal registers resets; Lower jumping along time, start to carry out A/D conversion; In the transition period, ST should keep low level.EOC is EOC signal, when EOC is high level, shows EOC; Otherwise, show to carry out A/D conversion.OE allows signal for exporting, and exports for controlling three output latches the data be converted to single-chip microcomputer.OE=1, exports the data be converted to; OE=0, output data line is high-impedance state.D7-D0 is digital output line.CLK is clock input signal line.Because the inside of ADC0809 does not have clock circuit, required clock signal must be provided by the external world, and usual frequency of utilization is 500KHZ, VREF (+), and VREF (-) is reference voltage input.
The shortcomings such as wherein, in traditional host computer 9, polygamy has the RS-232 of standard, but thisly transmits altogether, and have transfer rate lower, transmission range is limited, and noise immunity is weak, and the signal level value of interface is higher, are not suitable at a high speed, telecommunication.Because the reading of angle value warm and humid in toilet 1 is higher to the requirement of speed and distance with write, therefore, in this device, the interface of described serial communication module 8 have employed more farther than RS-232 transmission range, that speed is higher RS-485, to reach the object of data transmission.Described single-chip microcomputer and the visible accompanying drawing 3 of RS-485 interface circuit, interface circuit realizes single-chip microcomputer 7 and the connection of host computer 9, plays the effect of data transmission.Native system have employed a kind of RS-485 interface chip SN75LBC184, realizes half duplex series communication mode.It adopts single power supply Vcc, and normal working voltage scope is+3 ~+5.5V, and overvoltage protection pipe during Embedded 4 moment, can bear the transient surge voltage up to 400V.Therefore, can rugged surroundings be adapted to, not need external protection element.Its pin function illustrates: A, B are the middle line interface of RS-485 and chip SN75LBC184; D is transmitter, and R is receiving end, is connected respectively with TXD, RXT of single-chip microcomputer 7 serial port; RE, DE are its transmitting-receiving Enable Pin, are controlled as transmitting-receiving by the P1.5 mouth of single-chip microcomputer.Its principle of work is: as the P1.5=0 of single-chip microcomputer 7, and the light emitting diode of photoelectrical coupler obtains electroluminescence, exports the high level of+5V, chooses the DE of RS-485 interface chip to hold, and allows to send.As the P1.5=1 of single-chip microcomputer 7, the light emitting diode of photoelectrical coupler must not be electric, and output low level, chooses the RE of RS-485 to hold, and allows to receive.In like manner the R of SN75LBC184 holds (receiving end) and D end (transmitting terminal).
In addition, as shown in Figure 4, it is provided with 5 buttons to the wiring diagram of described input through keyboard module and single-chip microcomputer, and function is respectively: K1 is start/closing key, K2 is that temperature raises key, K3 is temperature down key, K4 is that humidity raises key, K5 is humidity down key.Each key has made it Automatic continuous function in software programming.
Also comprise a display module in described host computer 9, as shown in Figure 5, display apparatus module is made up of the common anode charactron of quaternity and 4 9012 wiring diagram of described display module.Single led is the display unit be made up of 7 sections of light emitting diodes.There are 10 pins, corresponding to 7 sections, a radix point and two common ports.In display circuit, these light emitting diodes have two kinds of connections: common-anode and commoncathode.Need in the design to form display unit with 4 LED, and adopt dynamic display types.Owing to using 4 single led line more complicated of carrying out showing, the port driver ability of single-chip microcomputer 7 is also difficult to ensure simultaneously, and needs to add special driving chip.So have employed 4 LED disjunctors, the inner common anode pole LED its correspondent section connected, it has 12 pins, containing 7 sections and 4 common ports.In the display circuit controlled by 80C51 shown in Fig. 5, choose suitable resistance R and Ra, the brightness of guarantee LED, the excessive or too small LED that cannot allow normally shows.Getting R in the design, to be that 4.1k Ω, Ra get 510 Ω more satisfactory.
Single-chip microcomputer 7 described in this measure and control device is as controller, temperature sensor 2, humidity sensor 3 are programmed, read the warm and humid angle value that temperature and moisture sensors obtains in toilet, and warm and humid angle value is sent into host computer 9 by serial communication modular 8, the information of acquisition and default temperature humidity range value are compared, then control topworks 6 by relay 5, associative operation is carried out to toilet 1 humiture, guarantee that the Temperature and Humidity Control of toilet 1 is in preset range.Because the pin requirements of the single-chip microcomputer 7 used is higher, so the AT89C2051 single-chip microcomputer that the volume having selected TMEL company to produce is little, function is more complete is to realize the control overflow of native system.
Fig. 7 is the hardware connection figure that in the utility model embodiment, humiture is complete, simple principle of work is as follows, this measure and control device propose a kind of based on single-chip microcomputer 1 and adopt the temperature control system of digitizing Single Wire Bus Technology and conventional moisture TT&C system be applied to toilet design proposal, the program is programmed to single-chip microcomputer 7 and host computer 9, by the warning humiture upper lower limit value of the presetting toilet 1 of load module 10 (as keyboard), utilize temperature sensor 2 by the change of clean indoor temperature, be transformed into the change of electric current, be converted to change in voltage input analog-to-digital converter again, its temperature value is by single-chip microcomputer process, finally remove to control host computer 9 by single-chip microcomputer 7 and show actual temperature in toilet 1.Simulation humidity sensor sensing chamber humidity, and deliver to single-chip microcomputer 7 after being converted to digital signal by A/D converter 4 and process, then it controls host computer 9 and shows actual humidity in toilet 1 by single-chip microcomputer 7.Once the warm and humid angle value in toilet 1 gathered exceedes the humiture upper lower limit value that we preset, single-chip microcomputer 1 just starts warning circuit module 13 and reports to the police, and then controls humiture in toilet 1.Concrete, if the real time temperature gathered is higher than preset temperature higher limit, then start warning circuit module 13, start refrigeration plant simultaneously and reduce indoor temperature, when temperature drops to upper limit reset values, close refrigeration plant; If the real-time temperature values gathered is lower than preset temperature lower limit, again start warning circuit module 13, start heating device simultaneously and promote indoor temperature, when temperature reaches lower-limit temperature value, close heating device.The synthermal TT&C system of principle of humidity TT&C system, when the real-time wet angle value gathered is higher than default humidity value, starts dehumidifying device, when humidity is down to threshold moisture reset values, closes dehumidifying device; When the real-time wet angle value gathered is lower than default humidity value, start humidification apparatus, when humidity value rises to lower limit humidity reset values, close humidification apparatus.Thus make the Temperature and Humidity Control in toilet in default temperature humidity range.This design proposal can be patrolled and examined in real time to the humiture of multiple spot, each detecting unit energy complete independently function separately, timing acquiring can be carried out according to the instruction of single-chip microcomputer 7 to humiture simultaneously, measurement result can not only show in this locality, and can Host μC serial interface be utilized, by RS-485 bus and communication protocol, the data of collection are sent to host computer 9, further file, process.Have employed KELI C51 programming software and carry out Assembly Language Programming, and carry out emulation testing in conjunction with simulation software Proteus, vivid can show the change of humiture easily, facilitate the monitoring of staff.Host computer 9 is responsible for the transmission of control signal, controls each Temperature Humidity Sensor and carries out humiture collection, collects measurement data, and arranges measurement result (comprising historical data), show and store.This TT&C system, without any need for the support of fixed network, is installed simple and convenient, and system stability is reliable, maintainable good.
The temperature-humidity detecting device that temperature-humidity detecting device pin designed by this device utilizes temperature sensor 2, humidity sensor 3, single-chip microcomputer 7 and communication serial ports to form is that the temperature and humidity filed of toilet 1 is convenient more scientific, avoid people source waste and not in time reaction etc. some shortcomings, have employed KELI C51 programming software and carry out Assembly Language Programming, and carry out emulation testing in conjunction with simulation software Proteus, be that supervisory system is more vivid simple and direct, automatically can regulate the humiture of toilet 1.It is made better to be applied to the manufacturing of product.
In sum, the utility model, after taking above technical scheme, has following beneficial effect:
1. install simple and convenient, equipment price is cheap, and cost performance is high, and reflection promptly and accurately can solve indoor humiture, decreases human resources;
2. what temperature sensor scheme transmits is digital signal, is not easily disturbed with loss low, and antijamming capability is strong, and measuring error is smaller, is beneficial to effector and makes monitoring and debugging in time according to temperature variation;
3. real-time is high, precision is high, can overall treatment multi-point temp information.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (10)
1. toilet's temperature and humidity filed device, be arranged on the change for the humiture of toilet described in detection and control in toilet, it is characterized in that, comprise temperature sensor, humidity sensor, A/D converter, relay, topworks, single-chip microcomputer, serial communication modular and host computer, wherein:
Described temperature sensor is used for gathering the temperature in described toilet, and feeds back to described single-chip microcomputer;
Described humidity sensor is used for gathering the humidity in described toilet, and feeds back to described single-chip microcomputer through described A/D converter;
Described single-chip microcomputer is used for being transferred to feed back the real time humiture value obtained in described host computer with the humiture upper lower limit value presetting toilet by described serial communication modular;
Described host computer is for showing the real time humiture value obtained in described toilet and the humiture upper lower limit value presetting toilet, simultaneously, compare feeding back the real time humiture value obtained with the humiture upper lower limit value presetting toilet, comparative result is transferred in described single-chip microcomputer by described serial communication modular;
Described single-chip microcomputer also for:
When real time humiture value is higher than when presetting temperature and/or the top limit of humidity value of toilet or lower than when presetting temperature and/or the humidity lower limit of toilet, obtain a control signal;
Described relay controls described topworks in order to respond described control signal, thus utilizes described topworks to regulate humiture in described toilet.
2. a kind of toilet as claimed in claim 1 temperature and humidity filed device, it is characterized in that, described topworks comprises a perforated water spray, hair-dryer or air-conditioning in toilet one of at least, described relay is further in order to control one of at least work of described perforated water spray, hair-dryer or air-conditioning, thus the temperature and humidity in toilet described in regulable control.
3. a kind of toilet as claimed in claim 1 temperature and humidity filed device, is characterized in that, also comprise watchdog circuit module, be connected with described single-chip microcomputer, for monitoring the operation conditions of described single-chip microcomputer.
4. a kind of toilet as claimed in claim 1 temperature and humidity filed device, is characterized in that, also comprise load module, be connected with described single-chip microcomputer, for presetting the humiture upper lower limit value of toilet.
5. a kind of toilet as claimed in claim 1 temperature and humidity filed device, is characterized in that, also comprise system power supply module, be connected with described single-chip microcomputer, for providing the power supply needed for the operation of described single-chip microcomputer.
6. a kind of toilet as claimed in claim 1 temperature and humidity filed device, it is characterized in that, also comprise warning circuit module, when described real time humiture value is higher or lower than when presetting the humiture upper lower limit value of toilet, namely described warning circuit module is activated.
7. a kind of toilet as claimed in claim 6 temperature and humidity filed device, it is characterized in that, described temperature upper limit is 26 DEG C, lower limit 18 DEG C; Described top limit of humidity value 65%, lower limit is 45%.
8. a kind of toilet as claimed in claim 1 temperature and humidity filed device, it is characterized in that, described temperature-humidity sensor is thermistor-type temperature-humidity sensor.
9. a kind of toilet as claimed in claim 8 temperature and humidity filed device, is characterized in that, described temperature sensor is DS18B20 type unibus digital temperature sensor.
10. a kind of toilet as claimed in claim 1 temperature and humidity filed device, is characterized in that, the model of described single-chip microcomputer is AT89C2051, and the model of described serial communication modular is RS-485.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520313053.9U CN204650327U (en) | 2015-05-15 | 2015-05-15 | A kind of toilet temperature and humidity filed device |
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| CN201520313053.9U CN204650327U (en) | 2015-05-15 | 2015-05-15 | A kind of toilet temperature and humidity filed device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965548A (en) * | 2015-05-15 | 2015-10-07 | 苏州经贸职业技术学院 | Clean room temperature and humidity measuring and controlling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104965548A (en) * | 2015-05-15 | 2015-10-07 | 苏州经贸职业技术学院 | Clean room temperature and humidity measuring and controlling device |
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