Monk Ua HARDWARE V1A CO2 Dock Rau Micro Bit

Taw qhia

Lub CO2 Dock yog qhov tseeb CO2 sensor, ua ke nrog qhov ntsuas kub thiab txheeb ze av noo sensors tsim los siv nrog BBC micro: ntsis. Lub rooj tsavxwm yuav ua haujlwm nrog micro: ntsis version 1 thiab 2 boards. Phau ntawv no suav nrog tsib qhov kev sim ua tiav nrog cov lej hauv MakeCode blocks.

CO2 THIAB HLOOV

Qib CO2 hauv huab cua uas peb ua pa muaj qhov cuam tshuam ncaj qha rau peb txoj kev noj qab haus huv. CO2 qib yog qhov tshwj xeeb txaus siab los ntawm pej xeem kev noj qab haus huv taw tes ntawm view raws li, muab nws yooj yim, lawv yog ib qho kev ntsuas ntawm ntau npaum li cas peb ua pa rau lwm tus neeg cua. Peb tib neeg ua pa tawm CO2 thiab yog li, yog tias ob peb tus neeg nyob hauv chav tsis muaj cua tsis zoo, qib CO2 yuav maj mam nce. Zoo li cov kab mob aerosols uas kis tus kab mob. Lwm qhov cuam tshuam tseem ceeb ntawm CO2 qib yog hauv kev paub txog kev ua haujlwm - koj tuaj yeem xav li cas. Cov lus hais hauv qab no yog los ntawm National Center for Biotechnology Information nyob rau hauv lub tebchaws United States: "ntawm 1,000 ppm CO2, nruab nrab thiab statistically decrements tseem ceeb tshwm sim nyob rau hauv rau ntawm cuaj ntsuas ntawm kev txiav txim siab ua tau zoo. Ntawm 2,500 ppm, loj thiab statistically txo qhov tseem ceeb tshwm sim nyob rau hauv xya teev ntawm kev txiav txim siab ua tau zoo. " Qhov chaw: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3548274/ Cov lus hauv qab no yog raws li cov ntaub ntawv los ntawm https://www.kane.co.uk/knowledge-centre/what-are-safe-levels-of-co-and-co2-in-rooms thiab qhia txog qib uas CO2 tuaj yeem ua tsis zoo.

Qib CO2 (ppm)	Sau ntawv
250-400 : kuv	Ib txwm concentration nyob rau hauv ambient cua.
400-1000 : kuv	Concentrations yog ib qho ntawm cov chaw nyob sab hauv tsev nrog kev sib pauv huab cua zoo.
1000-2000 : kuv	Kev tsis txaus siab ntawm kev tsaug zog thiab huab cua tsis zoo.
2000-5000 : kuv	Mob taub hau, tsaug zog thiab stagnant, stale, cua txias. Cov concentration tsis zoo, tsis nco qab, tuaj yeem ua rau lub plawv dhia thiab xeev siab me ntsis.
5000	Kev txwv qhov chaw ua haujlwm hauv ntau lub tebchaws.
> 40000	Kev raug mob tuaj yeem ua rau muaj cov pa oxygen loj uas ua rau lub hlwb puas tsuaj mus tas li, coma, txawm tuag.

THOV KOM TAU

Kev sib txuas
Lub CO2 Dock tau txais nws lub zog los ntawm BBC micro: ntsis. Qhov no feem ntau yuav yog los ntawm micro: ntsis USB connector. Txuas BBC micro: ntsis rau CO2 Dock tsuas yog ib rooj plaub ntawm kev ntsaws micro: ntsis rau hauv CO2 Dock raws li qhia hauv qab no.

Nco ntsoov tias lub nplhaib txuas ntawm lub hauv qab ntawm CO2 Dock txuas nrog lub nplhaib txuas ntawm micro: ntsis, tso cai rau koj txuas lwm yam rau koj lub micro: ntsis. Yog hais tias lub micro: ntsis yog powered, ces ib tug txiv kab ntxwv LED nyob rau hauv lub CO2 Dock's MonkMakes logo yuav teeb los qhia tias nws yog powered.

TXOJ CAI CO2 READINGS

MakeCode Link: https://makecode.microbit.org/_A3D9igc9rY3w Qhov kev pab cuam no qhia txog CO2 nyeem nyob rau hauv ib feem ntawm ib lab, refreshing txhua 5 vib nas this. Thaum koj nyem rau ntawm kab ntawv txuas rau sab saum toj ntawm nplooj ntawv, MakeCode system yuav qhib ua ntejview qhov rais uas zoo li no:

Koj tuaj yeem ua ntejview qhov kev pab cuam, tab sis koj tsis tuaj yeem hloov nws lossis, qhov tseem ceeb tshaj, muab tso rau hauv koj micro: ntsis, kom txog rau thaum koj nyem rau ntawm khawm Kho kom raug. Qhov no yuav qhib qhov MakeCode editor ib txwm thiab koj tuaj yeem rub tawm qhov program mus rau koj lub micro: ntsis hauv txoj kev qub.

Thaum qhov kev zov me nyuam pib ua ntej, koj yuav pom qhov tsis zoo nyeem ntawm CO2 qib. Qhov no yog qhov qub. Lub sensor siv los ntawm CO2 Dock siv ob peb feeb rau kev nyeem ntawv kom ruaj khov. Thaum cov ntawv nyeem tau ruaj khov, sim ua pa ntawm CO2 Dock kom nce qhov kev nyeem ntawv CO2. Nco ntsoov tias nws yuav siv sij hawm qee lub sij hawm rau kev nyeem ntawv CO2 kom nce, thiab tseem ntev dua rau lawv rov qab mus rau chav tsev CO2 qib. Tias yog vim li cas cov huab cua uas pom nws txoj hauv kev mus rau hauv lub sensor lub chamber yuav siv sij hawm qee lub sij hawm los sib xyaw nrog huab cua los ntawm sab nraum lub sensor.

Cov cai yog yooj yim heev. Lub hauv paus pib muaj qhov siab ntawm qhov thaiv. Qhov thaiv no muaj txiaj ntsig yog tias koj nyob qhov chaw siab (ntau tshaj 500 meters) ces koj yuav tsum hloov tus nqi ntawm 0 mus rau koj qhov siab hauv metres, kom lub sensor tuaj yeem them rau qhov txo qis hauv huab cua uas hloov pauv CO2 ntsuas. Txhua 5000ms thaiv muaj cov lej uas yuav khiav txhua 5 vib nas this. Koj tuaj yeem pom qhov no pab tau txhua qhov thaiv hauv Loops ntu ntawm cov blocks palette. Qhov no txhua qhov thaiv muaj cov qhia tus lej thaiv uas yuav siv CO2 ppm thaiv raws li nws qhov kev ntsuas yuav tsum tau scrolled hla micro: ntsis cov zaub. Yog tias koj muaj teeb meem tau txais qhov no los ua haujlwm, saib qhov Kev daws teeb meem ntawm qhov kawg ntawm cov lus qhia no.

CO2 METER

MakeCode Link: https://makecode.microbit.org/_9Y9Ka2AWjHMW
Qhov kev pab cuam no ua rau thawj qhov kev sim ua kom, thaum khawm A raug nias, qhov kub thiab txias hauv degrees Celsius tshwm sim thiab, thaum khawm B raug nias qhov txheeb ze av noo tshwm sim raws li percentage.

Nruab qhov kev pab cuam no rau koj micro: ntsis ib yam li koj tau ua hauv kev sim 1, los ntawm kev siv cov lej txuas rau saum nplooj ntawv no. Thaum koj nias khawm A, qhov ntsuas kub hauv degrees C yuav tshwm sim thaum qhov kev nyeem ntawv CO2 tam sim no tau ua tiav. Khawm B qhia txog cov av noo nyob hauv huab cua (ntau npaum li cas hauv huab cua).

CO2 ALARM

MakeCode Link: https://makecode.microbit.org/_EjARagcusVsu
Qhov kev pab cuam no qhia txog qib CO2 raws li daim duab qhia ntawm micro: ntsis cov zaub es tsis yog tus lej. Tsis tas li ntawd, thaum CO2 qib siab tshaj tus nqi preset, cov zaub qhia cov cim ceeb toom. Yog tias koj muaj micro: ntsis 2, lossis tus hais lus txuas nrog P0 ces qhov project kuj tseem yuav nrov nrov thaum lub sijhawm CO2 dhau lawm.

DATA LOGGING RAU A FILE

MakeCode Link: https://makecode.microbit.org/_YeuhE7R7zPdT
Qhov kev sim no tsuas yog ua haujlwm ntawm micro: ntsis version 2.

Txhawm rau siv qhov program, nias lub pob A txhawm rau pib sau cov ntaub ntawv - koj yuav pom lub plawv icon qhia tias txhua yam zoo. Sampling yog teem rau 60000 milliseconds (1 feeb) - zoo tagnrho rau kev khiav qhov kev sim thaum hmo ntuj. Tab sis yog tias koj xav ua kom nrawm dua, hloov tus nqi no hauv txhua qhov thaiv. Txo cov sampling sij hawm yuav txhais tau hais tias ntau cov ntaub ntawv raug sau thiab koj yuav khiav tawm ntawm lub cim xeeb sai. Thaum koj xav ua kom tiav log, nias khawm A dua. Koj tuaj yeem rho tawm tag nrho cov ntaub ntawv los ntawm nias lub pob A thiab B tib lub sijhawm. Yog hais tias lub micro: ntsis khiav tawm ntawm lub cim xeeb flash uas khaws cov ntaub ntawv, nws yuav tsum tsis txhob sau npe thiab qhia 'pob txha taub hau' icon. Cov ntaub ntawv yog sau rau hauv a file hu ua MY_DATA.HTM. Yog tias koj mus rau MICROBIT tsav ntawm koj file system, koj yuav pom qhov no file. Cov file yog ua tau ntau tshaj li cov ntaub ntawv, nws kuj muaj mechanisms rau viewhauv cov ntaub ntawv. Yog tias koj nyem ob npaug rau MY_DATA.HTM, nws yuav qhib rau hauv koj lub browser thiab saib qee yam zoo li no:

Nov yog cov ntaub ntawv ntawm koj lub micro: ntsis. Txhawm rau txheeb xyuas nws thiab tsim koj tus kheej cov duab, hloov nws mus rau koj lub computer. Koj tuaj yeem luam tawm thiab muab koj cov ntaub ntawv, lossis rub tawm ua CSV file uas koj tuaj yeem import rau hauv daim ntawv nthuav qhia lossis cov duab kos duab. Kawm paub ntxiv txog micro: ntsis cov ntaub ntawv kaw lus.

Yog tias koj nyem rau ntawm Visual preview khawm, ib daim phiaj yooj yim ntawm cov ntaub ntawv yuav raug tso tawm kom pom.

micro: ntsis ntaub ntawv log

Qhov no yog qhov pom kev ua ntejview ntawm cov ntaub ntawv ntawm koj micro: ntsis. Txhawm rau txheeb xyuas nws kom ntxaws lossis tsim koj tus kheej cov duab, hloov mus rau koj lub computer. Koj tuaj yeem luam tawm thiab muab koj cov ntaub ntawv, lossis rub tawm ua CSV file, uas koj tuaj yeem import rau hauv daim ntawv nthuav qhia lossis cov cuab yeej kos duab.

Qhov project no tsuas yog ua haujlwm ntawm version 2 ntawm micro: ntsis vim tias nws siv cov ntaub ntawv Logger txuas ntxiv, uas yog nws tus kheej nkaus xwb nrog micro: ntsis 2. Cov Ntaub Ntawv Logger txuas ntxiv muaj cov kab thaiv thaiv uas tso cai rau koj los sau npe kab ntawm cov ntaub ntawv uas koj tau kaw. Thaum koj xav sau ib kab ntawm cov ntaub ntawv mus rau lub rooj, koj siv lub cav cov ntaub ntawv thaiv. Cov Ntaub Ntawv Logger txuas ntxiv kuj tseem muaj qhov thaiv-log-tag nrho uas yuav khiav cov lus txib hauv nws yuav tsum micro: me ntsis khiav tawm ntawm qhov chaw khaws cov ntawv nyeem.

DATA LOGGING hla USB

MakeCode Link: https://makecode.microbit.org/_fKt67H1jwEKj
Qhov project no tsuas yog ua haujlwm ntawm micro: ntsis version 2 thiab ua haujlwm zoo tshaj plaws siv Google Chrome browser. Txawm li cas los xij, koj tuaj yeem pom tias tus web USB feature ntawm Chrome tsis ib txwm ua haujlwm ntseeg tau. Qhov no kuj yog ib qhov project, qhov twg micro: ntsis yuav tsum tau txuas rau koj lub computer nrog ib tug USB lead. Hloov cov ntaub ntawv nkag mus rau a file, zoo li peb tau ua hauv Kev sim 5, koj yuav nkag tau cov ntaub ntawv rau koj lub computer hauv lub sijhawm tiag tiag ntawm kev sib txuas USB.

Thaum qhov kev pab cuam yog uploaded, siv ib tug khub micro: ntsis, nyem rau ntawm lub Show data Device khawm thiab koj yuav pom tej yam zoo li no.

Tom qab ntes cov ntaub ntawv, koj tuaj yeem nyem rau ntawm xiav download icon kom txuag nws li CSV file uas tuaj yeem raug xa mus rau hauv daim ntawv nthuav qhia, qhov twg koj tuaj yeem npaj cov kab kos.

Vim tias peb qhov kev nyeem ntawv tau nkag mus rau lub sijhawm sib txawv me ntsis, yuav muaj kab ke sib cais, hauv CSV file, rau txhua hom kev nyeem ntawv. Thaum tsim ib daim ntawv qhia, tsuas yog xaiv ib qho ntawm lub sijhawm kab rau x-axis - nws tsis muaj teeb meem dab tsi. Qhov project no siv cov serial sau nqi thaiv uas koj yuav pom nyob rau hauv Serial qeb ntawm blocks. Qhov no xa cov kev nyeem dhau ntawm USB kev twb kev txuas mus rau makecode editor khiav hauv koj lub computer browser.

MAKECODE EXTENSION

Lub CO2 Dock siv MakeCode txuas ntxiv los muab cov txheej txheem los ua kom yooj yim programming. Yav dhau los example cov kev pab cuam twb muaj qhov txuas txuas ntxiv tab sis, yog tias koj tab tom pib qhov project tshiab, koj yuav tsum tau nruab qhov txuas ntxiv. Ua li no:

• Mus rau MakeCode rau micro: ntsis website ntawm no: https://MakeCode.microbit.org/
• Nyem rau ntawm + Txoj Haujlwm Tshiab los tsim qhov tshiab MakeCode project - muab nws lub npe koj nyiam
• Nyem rau ntawm + Extension thiab hauv thaj chaw Tshawb Fawb muab cov hauv qab no web chaw nyob:
  • https://github.com/monkmakes/makecode-extension-scd41 Qhov no yuav tsum coj mus rau ib qho kev tshawb nrhiav.
• Nyem rau ntawm MonkMakes CO2 Dock txuas ntxiv thiab nws yuav raug teeb tsa.
• Nyem rau ← Rov qab mus thiab koj yuav pom tias qee qhov blocks tshiab tau ntxiv rau koj cov npe ntawm cov blocks hauv qeb CO2 Dock.

Blocks Description

Nco ntsoov 1. Kev siv cov block no maj mam erodes lub sensor's EEPROM (2000 sau), yog li no block yog txwv rau ib tug hu ntawm resets.

KEV TIV THAIV

• Teeb meem: Lub zog amber LED ntawm CO2 Dock rau micro: me ntsis tsis teeb.
• Kev daws: Nco ntsoov tias koj lub microbit nws tus kheej tau txais lub zog. Yog tias koj qhov project yog siv roj teeb, sim cov roj teeb tshiab.
• Teeb meem: Thaum kuv thawj zaug khiav kuv qhov kev pab cuam, CO2 nyeem ntawv zoo li tsis raug, qee zaum 0 lossis tus lej siab heev.
• Kev daws: Qhov no yog qhov qub. Lub sensor siv qee lub sijhawm los daws teeb meem. Tsis quav ntsej cov kev nyeem ntawv thawj ob peb feeb tom qab lub sensor pib.

Kev Kawm

micro: ntsis Programming
Yog tias koj xav kawm ntxiv txog kev ua haujlwm micro: ntsis hauv MicroPython, ces koj yuav tsum xav txog yuav Simon Monk phau ntawv 'Programming micro: ntsis: Pib nrog MicroPython', uas yog muaj los ntawm txhua tus muag phau ntawv loj. Rau qee cov tswv yim nthuav dav, koj kuj tseem nyiam micro: ntsis rau Mad Scientist los ntawm NoStarch Xovxwm. Koj tuaj yeem paub ntau ntxiv txog cov phau ntawv los ntawm Simon Monk (tus tsim ntawm cov khoom siv no) ntawm: https://simonmonk.org los yog ua raws nws ntawm X qhov twg nws yog @simonmonk2

MONKMAKES

Yog xav paub ntxiv txog cov khoom siv no, cov khoom siv lub tsev nyob ntawm no: https://monkmakes.com/co2_mini Ib yam li cov khoom siv no, MonkMakes ua txhua yam khoom siv thiab cov khoom siv los pab nrog koj cov phiaj xwm tsim. Xav paub ntau ntxiv, nrog rau qhov chaw yuav khoom ntawm no: https://monkmakes.com Koj tuaj yeem ua raws MonkMakes ntawm X @monkmakes.

Los ntawm sab laug mus rau sab xis: Cov Khoom Siv Hluav Taws Xob Hnub Ci rau micro: ntsis, Lub zog rau micro: ntsis (AC adapter tsis suav), Cov Khoom Siv Hluav Taws Xob 2 rau micro: ntsis thiab 7 Ntu rau micro: ntsis.

FAQs

Dab tsi yog qhov kev nyab xeeb ntawm CO2 hauv chav?
Cov qib kev nyab xeeb ntawm CO2 hauv chav yog raws li hauv qab no:

• 250-400 ppm: Ib txwm concentration hauv huab cua ambient.
• 400-1000 ppm: Concentrations feem ntau ntawm cov chaw nyob sab hauv tsev nrog kev sib pauv huab cua zoo.
• 1000-2000 ppm: Kev tsis txaus siab ntawm kev tsaug zog thiab huab cua tsis zoo.
• 2000-5000 ppm: Mob taub hau, tsaug zog, thiab stagnce air. Cov concentration tsis zoo thiab lub plawv dhia yuav tshwm sim.
• 5000 ppm: Qhov chaw ua haujlwm raug txwv hauv ntau lub tebchaws.
• > 40000 ppm: Kev raug mob tuaj yeem ua rau muaj teeb meem kev noj qab haus huv loj xws li kev puas hlwb thiab kev tuag.

Cov ntaub ntawv / Cov ntaub ntawv

Monk Ua HARDWARE V1A CO2 Dock Rau Micro Bit [ua pdf] Tus tswv phau ntawv HARDWARE V1A, HARDWARE V1A CO2 Dock Rau Micro ntsis, HARDWARE V1A, CO2, Dock Rau Micro ntsis, Micro ntsis

Cov ntaub ntawv

• Cov neeg siv phau ntawv