Masu amfani da novice ko kuma masu amfani waɗanda suka fara koyon amfani da allunan lantarki galibi suna koyon amfani da fitilun LED da shirye-shiryen da suka dace. Bayan fitilu, a al'ada, yawancin masu amfani suna fara koyon amfani da na'urori masu auna yanayin zafi.
Nan gaba zamuyi magana akan yanayin firikwensin zafin jiki wanda ya kasance don Arduino, abubuwan da suka dace, abubuwan da basu dace ba da kuma waɗanne ayyukan zamu iya yi dasu daidai.
Menene firikwensin zafin jiki?
Na'urar haska yanayin zafin jiki wani yanki ne wanda ke tattara yawan zafin jiki da / ko laima daga waje kuma ya canza shi zuwa sigina na dijital ko lantarki wanda yake aikawa zuwa allon lantarki irin su kwamitin Arduino. Akwai na'urori masu auna sigina da yawa kuma ga yankuna da yawa. Muna da tun firikwensin zafin jiki na yan koran da za mu iya samu na yuro 2 ga masu auna firikwensin zafin jiki wanda yakai kimanin euro 200 a kowane fanni. Bambanci tsakanin mai auna yanayin zafin jiki mai rahusa da mai auna sigari mai tsada yana cikin aikin da yake bayarwa.
Daidai tsakanin ainihin zazzabi da yanayin zafin jiki yana ɗayan manyan abubuwan da ke tasiri yayin da ya zo bambancewa; Wani mahimmin abin da yake canzawa shine matsakaita da mafi ƙarancin zazzabin da suke ba da izini, kasancewar ƙwararren firikwensin zafin jiki wanda yake tallafawa ƙarin digiri. Lokacin amsawa, ƙwarewa ko daidaitawa wasu abubuwa ne waɗanda suka banbanta firikwensin zafin jiki daga wani.. A kowane hali, duk suna nan don ayyukanmu kuma farashin su ne kawai zai iya iyakance sayan ɗaya ko ɗayan.
Waɗanne zaɓuɓɓuka nake da su don hukumar Arduino?
Anan zamu nuna muku wasu sanannun sanannun na'urori masu auna sigina waɗanda zamu iya samu a kowane shagon kayan lantarki ko ta hanyar shagunan yanar gizo kan ɗan kuɗi kaɗan ko ta hanyar fakitoci tare da raka'a da yawa don ƙarancin farashi. Ba su kadai bane amma Ee, sune sanannun kuma sanannun duungiyar Arduino, wanda ke tabbatar da cewa zamu sami babban goyan baya ga kowane firikwensin zafin jiki.
Mai auna zafin jiki MLX90614ESF
Duk da kasancewar suna da ɗan bakon suna, gaskiyar ita ce Babu kayayyakin samu. Yana da firikwensin zafin jiki wanda ke amfani da hasken infrared don auna zafin jiki. Wannan firikwensin saboda haka yana buƙata suna da filin gani na 90º kuma matsakaicin zazzabin da zai ɗauka zai aiko shi ta siginar 10-bit zuwa kwamitin Arduino. Ana aika siginar ta hanyar bin bin yarjejeniyar I2C ko kuma zamu iya amfani da yarjejeniyar PWM. Duk da cewa yana da ingantaccen fasaha, wannan firikwensin yana da ƙarancin farashi, za mu iya samun sa a shagunan lantarki game da € 13, ƙaramin farashi idan muka yi la'akari da damar da suke bayarwa.
Nau'in Thermocouple Nau'in-k firikwensin
Thermocouple Type-K firikwensin firikwensin ƙwararre ne wanda ke tallafawa yanayin zafin jiki. Abun da yake da shi mai sauki ne tunda dai kawai igiyoyin karfe ne wadanda aka siyar dasu ga mai sauyawa wanda shine yake fitar da siginar zuwa Arduino. Wannan tsarin yana sanya Thermocouple Nau'in-K firikwensin may kama yanayin zafi tsakanin -200º C da 1350ºC kusan, ba abin da za a yi tare da na'urori masu auna sigina don abubuwan sha'awa, amma kuma yana sanya wannan firikwensin da aka tsara don ayyukan ƙwararru kamar tukunyar jirgi, na'urorin bincike ko wasu na'urorin da ke buƙatar yanayin zafi mai yawa.
Arduino DHT22 firikwensin zafin jiki
A yanayin zafi firikwensin Arduino DHT22 es firikwensin zafin jiki na dijital wannan ba kawai yana tattara yanayin zafi ba amma yana tattara danshi na yanayin. Ana aika siginar zuwa Arduino ta siginar dijital 16-bit. Yanayin da rkawo wannan mutumin tsakanin -40º C da 80º C. Farashin wannan firikwensin ya kai yuro 5,31 a kowace naúra. Farashi mafi girma fiye da sauran na'urori masu auna firikwensin amma hakan ya dace da ingancin firikwensin da ya fi na sauran na'urori masu auna firikwensin.
Arduino TC74 mai auna zafin jiki
Yanayin zafin jiki Arduino TC74 wani firikwensin firikwensin ne wanda ke fitar da sigina ta hanyar sadarwa Ba kamar sauran firikwensin da ke fitar da shi ta hanyar analog ba. Wannan firikwensin yana watsawa ta siginar dijital 8-bit. Farashin wannan firikwensin ba shi da ƙasa kaɗan amma ba shi da yawa, yawanci kusan yuro 5 a kowace naúra. Ana yin sadarwa ta Arduino TC74 na firikwensin zafin jiki ta amfani da yarjejeniyar I2C. Zafin yanayin da wannan firikwensin ya tara yana tsakanin los -40ºC da 125ºC.
Arduino LM35 firikwensin zafin jiki
Arduino LM35 firikwensin zafin jiki firikwensin firikwensin mai arha ne wanda ake amfani dashi don ayyukan nishaɗi. Fitowar wannan firikwensin analog ne kuma ana yin aikin gyaran kai tsaye a digiri Celsius. Kodayake dole mu faɗi cewa wannan firikwensin baya tallafawa yanayin zafi mai zafi. Zafin zafin da ya yarda ya shiga tsakanin 2º C da 150º C. Wannan yana nufin cewa ba zai iya fitar da yanayin zafi mara kyau ba kuma wannan shine dalilin da ya sa yake da kyau don koyon yadda ake amfani da auna zafin jiki. Farashinsa yana tare dashi, kamar yadda zamu iya Babu kayayyakin samu. (kusan).
Waɗanne ayyukan za mu iya ƙirƙira tare da firikwensin zafin jiki don Arduino?
Akwai ayyukan da yawa waɗanda za mu iya yi tare da firikwensin zafin jiki da allon Arduino. Mafi mahimmancin aikin duka shine ƙirƙirar ma'aunin zafi da zafi wanda a zahiri yana nuna yawan zafin. Daga nan zamu iya kirkira ƙarin ayyukan haɗin gwiwa kamar masu kera motoci waɗanda ke aiwatar da wani aiki bayan sun kai wani yanayi, aika wasu sigina tare da takamaiman zazzabi ko kawai saka firikwensin zafin jiki azaman hanyar aminci don kashe hob ko inji idan an kai wani yanayi na ciki.
Suna da yawan ayyukan da za mu iya yi tare da firikwensin zafin jiki a Arduino yana da girma ƙwarai, ba a banza ba, galibi ɗayan abubuwa ne na farko da mai amfani da sabon abu ke koya koyaushe. Kunnawa Umarni zamu iya samun misalai da yawa na yadda ake amfani da su.
Shin yana da kyau a yi amfani da firikwensin zafin jiki don Arduino ɗinmu?
Ina tsammanin koyon yadda ake amfani da firikwensin zafin jiki a cikin Arduino yana da mahimmanci kuma ya zama dole. Ba wai kawai don sani da amfani da duk kayan haɗin Arduino ba amma don iya iya ɗaukar bayanan zafin jiki da amfani da shi zuwa shirye-shiryen da ke aiki akan Arduino. Amma ban ba da shawarar yin amfani da na'urori masu auna sigina ba, aƙalla a cikin samfura da abubuwan ci gaba masu ƙima.
Ina tsammanin za a ba da shawarar farko yi amfani da na'urori masu auna firikwensin don masu koyo kuma da zarar an sarrafa komai kuma an kirkiro aikin karshe, to idan kunyi amfani da firikwensin kwararru. Dalilin wannan shine tsada. Za'a iya lalata firikwensin zafin jiki ta yanayi daban-daban kuma ana iya maye gurbin na'urori masu auna firikwensin ƙasa da euro biyu. Madadin haka, ta amfani da firikwensin ƙwararrun zafin jiki zai ninka farashin ta 100.