Mokhoa oa ho hokela sensor ea mocheso ea LM35?

Mokhoa oa ho hokela sensor ea mocheso ea LM35

Lefapheng la lisebelisoa tsa elektroniki, li-sensor tsa mocheso li bapala karolo ea bohlokoa lits'ebetsong tse fapaneng. Sensor ea mocheso ea LM35⁢ e sebelisoa haholo ka lebaka la ho nepahala ha eona le boiketlo ba tšebeliso. Ho hokahanya sensor ena ka nepo ho bohlokoa ho fumana litekanyo tse nepahetseng le tse tšepahalang tsa mocheso. Sehloohong sena, ho tla hlalosoa mohato ka mohato mokhoa oa ho hokela LM35 sensor ea mocheso e loketseng bakeng sa ts'ebetso ea eona e nepahetseng.

Setšoantšo sa pele sa sensor ea LM35

Khokahano ea sensor ea LM35: Sensor ea mocheso ea LM35 e sebelisoa haholo ka lebaka la ho nepahala le boiketlo ba tšebeliso. Ho etsa khokahano ea pele ea sensor ea LM35, o tla hloka lintho tse latelang: letlapa la bohobe, thapo ea jumper ea monna ho ea ho monna, 100 ohm resistor, le 5V ea matla.

Mohato oa 1: Qala ka ho fumana pini e bohareng ea sensor ea LM35, e leng tlhahiso ea analoge. Hokela phini ena ho e 'ngoe ea liporo tse tšekaletseng tsa boardboard.

Mohato oa 2: Ka mor'a moo, hokela pinana e ka letsohong le letšehali la sensor ho seporo se otlolohileng holim'a letlapa la bohobe u sebelisa terata ea jumper e tona ho ea ho e motona. Pini ena e lumellana⁢ GND kapa fatše. Ka mor'a moo, hokela phini e nepahetseng ea sensor ho seporo se seng se otlolohileng sa boardboard u sebelisa terata ea jumper e tona ho ea ho e motona. Pini ena ke khokahano ea voltage e ntle, ⁣VCC, 'me e tlameha ho fanoa ka 5V. Hopola ho sebelisa 100 ohm resistor ho fokotsa hona joale.

Lisebelisoa tse hlokahalang bakeng sa ho hokahanya sensor ea LM35

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Ho hokahanya sensor ea mocheso oa LM35 ka nepo, o tla hloka ho ba le lisebelisoa tse latelang:

1. LM35 sensor ea mocheso: Ena ke karolo e ka sehloohong e tla lekanya mocheso o potolohileng. Etsa bonnete ba hore u reka sensor ea boleng bo holimo ea LM35 e nang le lintlha tse hlokahalang bakeng sa projeke ea hau.

2. Boto ea ntlafatso: U tla hloka boto ea nts'etsopele e lumellanang le sensor ea LM35, joalo ka Arduino kapa Raspberry Pi. Boto ea nts'etsopele e tla sebetsa joalo ka sehokelo lipakeng tsa sensor le sesebelisoa sa hau.

3. Lithapo tsa ho hokela: Lithapo tsa jumper tsa banna li tla hlokahala ho hokela sensor ea mocheso letlapeng la nts'etsopele. Lithapo tsena li tla u lumella ho theha khokahano e nepahetseng lipakeng tsa likarolo tseo ka bobeli.

Ho phaella ho lisebelisoa tse boletsoeng ka holimo, u ka boela ua nahana ka ho sebelisa a boto ea bohobe bakeng sa matšeliso a maholo le taolo khokahanong ea sensor. Ka mokhoa o ts'oanang, ho bohlokoa ho ba le a phepelo ea motlakase e nepahetseng, ho latela litlhoko tsa matla tsa projeke ea hau. Kamehla hopola ho sheba lintlha tsa tekheniki tsa karolo ka 'ngoe pele u etsa khokahano. Ka lisebelisoa tsena, u tla be u itokiselitse ho hokela sensor ea mocheso oa LM35 mme u qale ho fumana litekanyo tse nepahetseng mererong ea hau.

Lisebelisoa⁢ le lisebelisoa tse hlokahalang ⁤ho hokahanya sensor ea LM35

Posong ena, re tla hlalosa sohle seo u hlokang ho se tseba ho hokahanya sensor ea mocheso oa LM35 hantle. Ho etsa mosebetsi ona, etsa bonnete ba hore u na le lisebelisoa le lisebelisoa tse latelang:

1. Tšepe ea soldering: Ho tla hlokahala ho etsa likhokahano tsa motlakase pakeng tsa kutlo le likarolo tse ling. Leka ho sebelisa tšepe ea boleng bo holimo 'me u be le tšehetso e tiileng ⁢ho qoba⁢ likotsi.

2. Tin: Sebelisa masenke a boleng bo botle ho etsa li- solders. ka katleho le e tšoarellang. Hopola ho e boloka e le boemong bo nepahetseng 'me kamehla u sebelise tšireletso ho qoba ho chesa.

3. Breadboard kapa boto ea potoloho e hatisitsoeng: Sebelisa letlapa la bohobe kapa boto ea potoloho e hatisitsoeng ho etsa likhokahano lipakeng tsa likarolo. Etsa bonnete ba hore boardboard e na le sebaka se lekaneng sa mahala⁢ 'me ho joalo e boemong bo botle.

4. LM35 Sensor: Ehlile, o tla hloka sensor ea mocheso ea LM35 ka boeona. Etsa bonnete ba hore u reka ea boleng bo botle 'me u netefatse hore e lumellana le morero oa hau.

5. Resistors: Ho itšetlehile ka potoloho ea hau, u ka 'na ua hloka li-resistors ho fetola lets'oao la sensor. Sheba leqephe la data la LM35 ho fumana hore na lihanyetsi li hloka ho sebelisoa le hore na boleng ba tsona ke bofe.

Hopola hore ho bohlokoa ho sebetsa ka hloko le ho nka mehato e nepahetseng ea polokeho ha u sebelisa lisebelisoa tsa motlakase. Bala kamehla 'me u latele litaelo tsa moetsi bakeng sa sesebelisoa ka seng le thepa e sebelisoang. Ka likarolo tsena tseo u nang le tsona, u tla be u loketse ho hokela sensor ea mocheso ea LM35⁢ mme o natefeloe ke ts'ebetso ea eona. mererong ea hau. Tsoela pele ho bala ho ithuta ho e etsa ka nepo!

Khokahano ea 'mele ea sensor ea LM35 ho microcontroller

Sensor ea mocheso ea LM35 e sebelisoa haholo mererong ea elektronike le ea liroboto ka lebaka la ho nepahala le boiketlo ba tšebeliso ea eona. Ho etsa khokahano ea 'mele ea sensor ena ho microcontroller, ke tse' maloa feela mehato e 'maloa bonolo. Mona ke tla hlalosa mokhoa oa ho etsa khokahano ena ka nepo le ka mokhoa o sireletsehileng.

Mohato oa 1: Lokisetsa sensor ea LM35
Pele o hokahanya sensor ea LM35 ho microcontroller, ke habohlokoa ho netefatsa hore e boemong bo botle 'me e loketse ho sebelisoa. Etsa bonnete ba hore u na le LM35 e boemong bo botle 'me u netefatse hore lithakhisa tsa eona li hloekile ebile ha li na mofuta ofe kapa ofe oa ho bola kapa litšila. Hape, hopola ho ba le lithapo tse hlokahalang haufinyane ho etsa khokahano.

Mohato oa 2: Hokela⁤ kutlo ho microcontroller
Ha u se u lokiselitse sensor ea LM35, ke nako ea ho etsa khokahano ea 'mele ho microcontroller. Ho etsa sena, ho hlokahala hore u khetholle lithakhisa tsa kutlo: pini e bohareng ke pinana ea pontšo, pinana e ka letsohong le letšehali ke VCC (voltage e ntle) le pinana e ka ho le letona ke GND (fatše). Hokela pini ea lets'oao ea LM35 ho pini ea ho kenya analoge ea microcontroller. Ebe, hokela phini ea VCC ho phepelo ea motlakase ea 5V le phini ea GND sebakeng sa microcontroller.

Mohato oa 3: Netefatsa khokahano
Hang ha ⁤⁤ e felile,⁢ ke nako ea ho netefatsa hore tsohle li sebetsa ka nepo.⁤ U ka etsa Sena se sebelisa ⁤program ho microcontroller⁢ e ka balang boleng ba mocheso oa sensor ea LM35. Etsa bonnete ba hore u bala litekanyetso tsena 'me u netefatse hore li lumellana le mocheso o teng kapa mocheso oo u o lekanyang ka sensor. Haeba boleng bo nepahetse, ⁢ ho bolela hore khokahano ea 'mele e atlehile mme sensor e se e loketse ho sebelisoa morerong oa hau. Hopola ho latela litlhaloso le likhothaletso tsa moetsi kamehla ho fumana liphetho tse ntle.

Letšoao la tlhahiso ea sensor ea LM35

Ka mor'a moo, re tla hlalosa mokhoa oa ho hokahanya ka nepo a . Sensor ea LM35⁤ ke sesebelisoa sa ho metha mocheso se fanang ka lets'oao la analoge ka tekano le mocheso o lekantsoeng. Ho hokahanya sensor ena ho potoloho, o tla hloka likarolo tse ling tse eketsehileng, tse kang li-resistors, capacitors, le microcontroller haeba u batla ho sebetsana le letšoao la tlhahiso.

Pele ho tsohle, o hloka ho etsa bonnete ba hore o na le potoloho e loketseng ea motlakase bakeng sa sensor ea LM35. Sensor e hloka matla a 4V ho ea ho 30V, kahoo o ka sebelisa motlakase oa 5V kapa 9V, ho itšetlehile ka litlhoko tsa hau. Kopanya pini ea matla ea sensor ea LM35 ho matla a nepahetseng a matla 'me u etse bonnete ba hore o hokahanya pini ea fatše (GND) le matla a fosahetseng.

Ka mor'a moo, hokela pin ea tlhahiso ea LM35 sensor ho pini ea ho kenya ea analog ea microcontroller ea hau kapa ADC (analog to digital converter). Sena se tla lumella microcontroller ho bala lets'oao la sensor le ho le fetolela boleng ba dijithale bo ka sebetsoang le ho sebelisoa morerong oa hau. Etsa bonnete ba hore o hokahanya lets'oao la sensor ho phini e nepahetseng ea ho kenya ho latela litlhaloso tsa microcontroller kapa ADC ea hau.

Hopola hore ho bohlokoa ho latela litaelo tse ho database ea sensor ea LM35 le moetsi⁤ oa microcontroller kapa ADC ea hau ha o hokela. Se ke oa lebala ho sebelisa li-resistor le li-capacitor tse loketseng ho netefatsa botsitso bo nepahetseng ba matšoao.

Ntlafatso ea sensor ea LM35

Sensor ea mocheso ea LM35 e sebelisoa haholo mererong ea motlakase le ea lapeng ka lebaka la ho nepahala le tšebeliso e bonolo. Leha ho le joalo, ho bohlokoa ho hlokomela hore li-sensor tsa LM35 ka linako tse ling li ka bonts'a ho bala ho sa nepahaleng ka lebaka la ho kheloha ho lekanya ha tsona. Ka hona, karolong ena, re tla hlalosa mokhoa oa ho etsa tlhahlobo ho fumana litekanyo tse nepahetseng tsa mocheso.

Mohato oa 1: Khokahano ea Sensor⁤
Pele o lekanya sensor ea LM35, o hloka ho etsa bonnete ba hore o e hokahane ka nepo. Ho etsa sena,⁢ hokela pinana e hlahisoang ke sensor ho pin ea analog ea microcontroller kapa boto ea nts'etsopele.

Mohato oa 2: Ho lekanya mocheso oa tikoloho
Pele o qala ho lekanya, ho bohlokoa ho lekanya mocheso oa tikoloho ka nepo. U ka sebelisa thermometer e 'ngoe e tšepahalang ⁤ho fumana tekanyo ena ea litšupiso. Ha u se u fumane mocheso o teng, o bapise ⁢le ho bala ho tsoa ho sensor ea LM35. Haeba ho na le phapang e kholo, sena se bontša hore sensor e hloka ho lekanyetsoa.

Mohato oa 3: Sensor Calibration
Ho lekanya sensor ea LM35, o tla hloka ho hlophisa phaello ea eona hantle. Sena E ka finyelloa ho eketsa kapa ho tlosa sehanyetsi se senyane ho latela pin ea tlhahiso ea sensor. Teko ka litekanyetso tse fapaneng tsa ho hanyetsa ho fihlela 'malo oa LM35 o lumellana le litekanyo tsa mocheso oa litšupiso. Hopola ho etsa phetoho ena ka hloko le ka nepo⁢ ho qoba tšenyo ho sensor kapa sistimi ka kakaretso.

Ts'ebetsong ea khoutu ea ho bala LM35

Sensor ea mocheso ea LM35⁤ ke e 'ngoe ea li-sensor tse sebelisoang haholo ho lekanya mocheso mererong ea elektroniki. Ho nepahala ha eona le boiketlo ba ho kenya ts'ebetsong ho etsa hore e be khetho e ratoang har'a batho ba ratang ho itlosa bolutu le litsebi. Ka poso ena, re tla hlalosa mohato ka mohato mokhoa oa ho hokahanya le ho bala data ho tsoa ho LM35 u sebelisa Arduino microcontroller.

Mohato oa 1:⁢ Likhokahano tsa 'mele
Ntho ya pele o tlameha ho etsa ke ho etsa bonnete ba hore o na le likarolo tsohle tse hlokahalang. Ho hokahanya LM35, o tla hloka Arduino, lebokose la bohobe, lithapo tsa jumper le, ho hlakile, sensor ka boeona. Kopanya lithakhisa tsa LM35 ka tsela e latelang: phini ea GND mobung oa Arduino, pinana ea VCC ho ea 5V ea Arduino, 'me qetellong pin OUT ho e' ngoe ea lithapo tsa analoge tsa Arduino.

Mohato oa 2: Mananeo
Ha u se u entse likhokahano tsa 'mele, ke nako ea ho hlophisa Arduino ho bala ⁣ data ho tsoa ho sensor ea LM35. Bula software ea Arduino IDE 'me u thehe morero o mocha. Etsa bonnete ba hore u khethile mofuta o nepahetseng oa boto le koung ea COM e tsamaellanang le Arduino ea hau. Ka mor'a moo, ngola khoutu e hlokahalang ho bala⁢ boleng ba analog ea pin eo u hokahaneng le sensor ea LM35. U ka sebelisa mesebetsi ea analog ea Arduino ho phetha mosebetsi ona.

Mohato oa 3: Ho bala le ho shebella
Ha u se u kentse lenaneo ho Arduino ea hau, ke nako ea ho e leka. Mothating ona, o ka sebelisa sebali sa serial sa Arduino ho bona data e baloang ho LM35. Etsa bonnete ba hore u beha lebelo la puisano ho sebali sa serial ho tsamaisana le sekhahla sa baud seo u se boletseng khoutu ea hau. Joale, ha Arduino e ntse e sebetsa, u tla khona ho bona data ea mocheso ho sebali sa serial ka nako ea sebele.

Ka mehato ena e bonolo, joale o lokela ho khona ho hokahanya le ho bala ka nepo mochine oa mocheso oa LM35 o sebelisa Arduino Hopola hore thuto ena e bontša feela lintho tsa motheo tsa ho qala ho sebetsa le sensor, le hore u ka atolosa le ho iketsetsa morero oa hau ho latela litlhoko tsa hau. litlhoko.

Lintlha tsa moralo⁤ bakeng sa ho hokahanya LM35

El Sensor ea mocheso oa LM35 E sebelisoa haholo mererong ea elektronike ka lebaka la ho nepahala le boiketlo ba tšebeliso. Leha ho le joalo, ho netefatsa litekanyo tse nepahetseng le ho qoba mathata a ts'ebetso, ho bohlokoa ho hopola lintlha tse ling tsa moralo ha o hokahanya sensor ena.

1. Phepelo⁢ motlakase: LM35 e hloka a 4 ho 30V DC matla a motlakase bakeng sa ts'ebetso ea eona e nepahetseng. Ho bohlokoa ho etsa bonnete ba hore o fana ka voltage e nepahetseng kahare ho sebaka sena. E boetse e kgothaletswa qoba ho fetoha ha motlakase ⁣nako⁤ ts'ebeliso, kaha e ka ama ho nepahala ha litekanyo.

2. Sephetho sa Analog: LM35 e fana ka a lets'oao la linear analog output e amanang ka kotloloho le mocheso o lekantsoeng. Ho fumana litekanyo tse nepahetseng, ho bohlokoa ho etsa a khokahano e nepahetseng ea tlhahiso ea analoge ⁤ ea kutlo. Khokahano ena e tlameha ho etsoa ho a phini ea analoge ea karete kapa microcontroller e sebelisitsoeng, ho etsa bonnete ba hore ⁢ theha a khokahanyo e ntle ea motlakase le ho fokotsa tšitiso ea kantle.

3. Tšireletso khahlanong le tšitiso: Ho qoba tšitiso ea kantle le ho ntlafatsa ho tšepahala ha litekanyo, ho kgothaletswa sireletsa LM35 khahlano le liphetoho tsa tšohanyetso tsa mocheso o tikolohong le masimong a motlakase. Mokhoa o mong oa ho etsa sena ke ho sebelisa a nyeoe e sireletsang bakeng sa sensor, e e khethollang ho tsoa ka ntle le ho e sireletsa khahlanong le tšusumetso e ka ntle. Ho feta moo, o ka sebelisa li-decoupling capacitors haufi le⁤ matla a sensor le tlhahiso ea analog ho fokotsa le ho feta tšitiso e ka bang teng ea motlakase.

Ka ho latela lintlha tsena tsa moralo, u tla khona ho hokela sensor ea mocheso oa LM35 ka nepo le ho fumana litekanyo tse nepahetseng mererong ea hau ea elektroniki. Kamehla hopola ho sheba leqephe la data la LM35 mme u latele likhothaletso tsa moetsi bakeng sa ts'ebetso e nepahetseng. Natefeloa ke matla a sensor ena e feto-fetohang lits'ebetsong tsa hau!

Mathata a ka bang teng le tharollo ha o hokela sensor ea LM35

Ha u kopanya mochine oa mocheso oa LM35, u ka 'na ua kopana le mathata a tloaelehileng. Ka tlase ke litharollo tsa ho rarolla mathata ana:

1. Sensor ha e bontše ho bala ho nepahetseng⁢: Bothata bona E ka hlaha ka lebaka la khokahano e fosahetseng kapa ho hloleha ha sensor. Ho e rarolla, ho kgothaletswa ho netefatsa diketso tse latelang:

• Etsa bonnete ba hore likhoele li hokahane ka nepo ho sensor le microcontroller, ho latela setšoantšo sa khokahano se fanoeng ke moetsi.
• Sheba hore na motlakase oa motlakase o fanoeng ho sensor o lekane. LM35 ka kakaretso e hloka matla a 5V.
• Sheba hore na sensor e kentsoe ka nepo ka har'a sokete ea eona kapa thabeng. Etsa bonnete ba hore lithakhisa li lumellana ka ho feletseng ebile lia ama.
• Lekola hore na sensor e pepesehetse mehloli ea mocheso kapa tšitiso ea motlakase e ka amang ts'ebetso ea eona.

2. Sensor ha e arabe kapa e bontša ho bala ho sa tsitsang: Bothata bona bo ka amahanngoa le tlhophiso ea mananeo kapa microcontroller. Ho e rarolla, ho kgothaletswa ho etsa diketso tse latelang:

• Lekola khoutu ea lenaneo 'me u netefatse hore ho sebelisoa lipini tse nepahetseng bakeng sa puisano le sensor ea LM35.
• Netefatsa hore qeto e nepahetseng e khethiloe bakeng sa ho bala mocheso. LM35 e u lumella ho fetola qeto⁤ ho latela litlhoko tsa morero.
• Netefatsa hore microcontroller e lokiselitsoe ho amohela le ho toloka data ea sensor ka nepo.
• Sheba hore na ho na le tšitiso ea motlakase haufi le sensor e ka amang ts'ebetso ea eona. Haeba ho hlokahala, filthara e ka eketsoa kapa ho ka sebelisoa thapo e sirelelitsoeng ho fokotsa lerata la motlakase.

3. Sensor e chesa haholo: Haeba u hlokomela ho futhumatsa ho feteletseng ha sensor ea LM35, ho bohlokoa ho nka mehato ea ho qoba tšenyo kapa ho se sebetse hantle.

• Netefatsa hore motlakase o fanoeng ho sensara o ka har'a mefuta e boletsoeng ke moetsi. Matla a matla a feteletseng a ka baka ho futhumatsa.
• Hlahloba hore na sensor e hokahane ka nepo le hore na ha ho na lipotoloho tse khutšoane likhoeleng.
• Qoba ho pepeseha ka ho toba ha sensor ho mehloli ea mocheso e ka ntle. E behe sebakeng seo e sa fumaneng mahlaseli a letsatsi a tobileng kapa e haufi le likarolo tse hlahisang mocheso.
• Haeba bothata bo ntse bo tsoela pele, ho bohlokoa ho leka sensor e 'ngoe kapa ho ikopanya le moetsi bakeng sa thuso ea tekheniki.

Litlhahiso tsa ho qetela tsa khokahanyo e atlehileng ea sensor ea LM35

Ho netefatsa khokahano e atlehileng ea sensor ea mocheso oa LM35, o tla hloka ho latela likhothaletso tse ling tsa ho qetela. Ntlha ea pele, hlahloba hore na u na le lisebelisoa tsohle tse hlokahalang tsa khokahanyo letsohong, ho kenyeletsoa boto ea bohobe, likhoele tsa maqhama a banna le basali, li-resistors, le phepelo ea motlakase e loketseng. Ho bohlokoa ho ba le likarolo tsohle tse nepahetseng ho netefatsa ts'ebetso e nepahetseng ea sensor.

Sebakeng sa bobeliKa kopo etsa bonnete ba hore u na le tsebo ea mantlha ea li-pin tsa sensor ea LM35 pele u etsa khokahano. Sensor e na le lithapo tse tharo: positive (+ VCC), negative (-VCC) le voltage output (VOUT). Li hokela ka nepo ho boardboard u sebelisa likhoele tsa khokahano tse tsamaellanang. Hopola hore khokahanyo e fosahetseng ea lithapo e ka⁤ ea fella ka litekanyo tse fosahetseng tsa mocheso kapa tsa senya sensor.

QetellongPele o matlafatsa potoloho, hlahloba ho hokahanya ha li-resistors. Sensor ea LM35 e hloka mohanyetsi oa mojaro ho fumana 'malo o nepahetseng oa mocheso. ⁢Etsa bonnete ba hore o hokela⁢ sehanyetsi sa mojaro se loketseng lipakeng tsa phini ea tlhahiso (VOUT) le phini e mpe (-VCC). Sena se tla lumella sensor hore e sebetse hantle le ho fana ka litekanyo tse nepahetseng tsa mocheso.

Ka ho latela likhothaletso tsena tsa ho qetela, o tla khona ho hokela sensor ea mocheso oa LM35 ka katleho le ho fumana litekanyo tse nepahetseng bakeng sa projeke ea hau. Kamehla hopola ho hlahloba khokahanyo ea hau ka hloko pele u matlafatsa potoloho⁤ 'me u etse liphetoho tse hlokahalang ho netefatsa hore sensor e sebetsa hantle. Kamehla hlahloba lintlha tsa moetsi 'me u sebelise lisebelisoa tse nepahetseng ho fumana liphetho tse ntle. Natefeloa ke ho hlahloba bokhoni ba sensor ea LM35 'me u rue molemo ka ho fetisisa ho eona! mesebetsi ea eona tekanyo ea mocheso!