Recycled Hard Drive Clock - FuneLab: 26 Cov Kauj Ruam (nrog Duab)

2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:26

Nyob zoo sawv daws

Nov yog kuv txoj haujlwm thib tsib ntawm Kev Qhia & Ua tsaug txhua tus nyiam qhov no.

Koj puas muaj lub hard drive tawg? Koj puas yuav muab nws tso rau hauv lub thoob khib nyiab lossis muag nws ntawm Ebay rau ob peb daus las? Huag tsis!

Npaj kom tig koj lub hard drive poob mus rau hauv lub moos tshwj xeeb. Txoj haujlwm no tsuas yog xav kom muaj txuj ci me ntsis, koj qhov kev txawj ntse thiab paub me ntsis txog cov khoom siv hluav taws xob.

Txoj haujlwm no yog ua raws Ian Smith tus qauv ib yam. Nws ua haujlwm tau zoo heev, thiab nws lub vev xaib ntawm cov ncauj lus no yuav pab muab daim duab tiav rau qhov kev qhia no.

Koj tuaj yeem tshawb nrog cov ntsiab lus "HDD Clock" lossis "POV clock" kom pom lub moos tshwj xeeb los ntawm lub zog tsav.

Hauv qhov haujlwm no kuv muaj ob lub HDD Clock: ib qho yooj yim thiab lwm version uas qhia tus lej.

Hauv qhov yooj yim version, koj tuaj yeem pom peb txhais tes ntawm lub moos zoo li lub tshuab saib. Yog! Qhov ntawd yog teev teev thiab feeb thib ob txhais tes. Tab sis koj tsis tuaj yeem cais lawv los ntawm tes luv lossis tes ntev. Koj yuav tsum paub qhov txawv lawv los ntawm xim. Liab rau teev tes, feeb tes ntsuab thiab xiav rau ob txhais tes.

Yog li yuav ua li cas nyuaj tsav tuaj yeem pom zoo li ntawd?

Lub platter ntawm lub zog tsav tig zoo dua rau caum caum lub sijhawm thib ob. Yog tias qhov nqaim tau txiav rau hauv lub phaj tso cai rau LEDs ci los ntawm, peb tuaj yeem ua tiav qhov kev sib tw flicker thiab dag lub qhov muag kom pom cov duab ruaj khov. Qhov tshwm sim no yog hu ua kev tsis pom kev (POV). Muaj ntau qhov piv txwv ntawm LEDs tau siv rau POV, tsim cov duab los ntawm kev txav cov LEDs lossis kom tus neeg soj ntsuam txav mus rau lawv. Cov LEDs siv hauv txoj haujlwm no tsis txav mus, thiab cov duab tau tsim los siv kev cuam tshuam ntawm cov slotted, tig platter.

Version moos tuaj yeem tso saib tus lej zoo li nyuaj dua. Koj tuaj yeem pom lub sijhawm yooj yim thiab nws tseem qhia txog cov duab ua haujlwm, Kuv yuav nthuav qhia hauv lwm qhov haujlwm.

Kauj ruam 1: Intro

Lub kaw lus ua haujlwm los ntawm kev ncua sijhawm lub qhov nyob hauv lub phaj. Lub microcontroller siv lub sijhawm sab hauv los teev txhua qhov kev hloov pauv. Nws ua tiav qhov no siv Hall sensor, uas ua rau muaj kev cuam tshuam kho vajtse ntawm txhua qhov kev hloov pauv tag nrho ntawm lub phaj. Lub microcontroller siv lub sijhawm hloov pauv thiab theem los teem sijhawm thib ob sab hauv. Lub sijhawm thib ob no siv kev cuam tshuam los teeb tsa lub sijhawm ntawm LEDs, tua ntau txhiab txhiab lub sijhawm thib ob los txhim kho kom ruaj khov, pom cov duab.

Rau qis dua $ 60 koj tuaj yeem tsim koj tus kheej lub HDD moos. Nws yog qhov me me thiab tsis ua suab nrov thaum ua haujlwm.

Kauj Ruam 2: Cov Khoom Qhia

Nov yog yam koj xav tau los ua koj lub HDD moos:

Cov Cuab Yeej:

• lub laptop tsis zoo 2.5"
• 30-40W soldering hlau nrog cov lus qhia me me
• Solder
• Pliers
• 3mm Screws Hexagon thiab Screwdriver
• Laum
• Laum cov khoom
• Super kua nplaum
• Kub kua nplaum thiab nws rab phom

Electronics:

• 0.5m ntawm 5050 RGB LED sawb (Zoo dua koj yuav tsum yuav ib lub meter).
• AH175 Hall sensor
• ATmega8A SMD
• DS1307 SMD
• TDA1540AT SMD
• 3V Roj teeb tuav
• 12VDC 1A fais fab adapter
• DC 3 pin
• LM2596 SMD
• 5-txoj kev tactile hloov
• 2-tus pin SMD
• Coil, capacitors, resistors, LEDs, transistors, headers, xov hlau, siv lead ua
• … (Hauv cov ntawv schematic)

Acrylic rau rooj plaub thiab phaj

Kauj ruam 3: Tshem tawm Hard Drive

Xaiv lub hard drive, thiab qhib rooj plaub sab saum toj. Qhib lub hard drive xav tau txheej Torx ntswj ntsia hlau. Yog tias koj tsis muaj, koj tuaj yeem khaws cov teeb ntawm txhua lub khw muag khoom kho vajtse zoo.

Kuv siv lub hau ntswj ntsia hlau los qhib lub hau ntawm lub hard drive, qhov no yooj yim heev.

Tom ntej no, tshem tawm tag nrho cov khoom siv ntawm tus tsav. Thaum koj tshem tawm rooj plaub sab saum toj, tshem tag nrho cov ntawv nyeem/sau ua ke.

Tshem lub platter tuav lub dab tshos, thiab tshem cov phaj platter. Nco ntsoov tias koj txuag lub dab tshos, nws cov ntsia hlau, txhua lub tog raj kheej thiab ib qho platters. Nco tseg: khaws tus nyeem ntawv lub hard drive tsis tawg.

Hauv cov hlau nplaum nyuaj tsav muaj cov chaw sib nqus muaj zog, koj yuav tsum tso nws tseg ntawm cov khoom siv hluav taws xob kom tsis txhob muaj kev cuam tshuam.

Cia tag nrho cov khoom siv (tshwj tsis yog lub hard drive bracket) hauv lub thawv ntim cov plua plav vim tias koj yuav rov qab sib sau ua ke tom qab.

Kauj ruam 4: Drilling

Siv 3mm thiab 5mm laum me ntsis txhawm rau txhawm rau qhov nyob hauv tib qhov chaw ib yam li hauv Daim Duab. Koj yuav rub lub LED thiab lub xaim hluav taws xob los ntawm qhov no.

Kauj Ruam 5: Txuas lub BLDC Tsav

Lub cav tau teeb tsa tsav nyuaj BLDC lub cev muaj zog (Brushless DC Motors). Lub cav no muaj 4 tus pin suav nrog: COM, MOT1, MOT2, MOT3.

Kuv siv 4 lub xov hlau me los txuas rau hauv 4 tus pin ntawm lub cav. Lawv yuav txuas nrog tus tsav tsheb IC.

Qhov txuas yog me me thiab yooj yim tawg, yog li kuv kho nws nrog kua nplaum kub.

Kauj Ruam 6: Hall Sensor

Hall sensors yog cov khoom tseem ceeb, koj yuav tsum muab nws tso ze rau ntawm ntug platter qhov twg cov hlau nplaum txuas los ua lub teeb liab rau lub microcontroller.

Hall sensors AH175 muaj 3 tus pin: ib qho rau GND, ib qho rau VCC thiab ib qho rau teeb liab pins.

Siv rub tawm tus neeg tawm tsam 10k Ohm kom ntseeg tau tias cov tswv yim rau microcontroller daws qhov xav tau ntawm qib kev xav.

Solder sensors ntawm lub rooj sib tham me me nrog lub qhov drilled rau ntsia hlau ruaj khov txoj haujlwm.

Kauj Ruam 7: RGB LED Sawb Xeem

Txhawm rau ua kom tiav cov txiaj ntsig zoo tshaj plaws, koj yuav xav ua kom nkag siab qhov hauv qab ntawm lub platter nrog LED sawb.

Kuv siv 5050 RGB LED sawb, koj yuav yooj yim yuav nws ntawm Ebay rau pheej yig. Muaj 60 RGB LEDs ib lub 'meter'.

Yog tias koj siv tus qauv 2.5 tsav, tom qab ntawd koj lub platter chamber yuav tsum muaj 12 LEDs.

LED sawb tuaj yeem raug cais ua pawg peb leeg. Txiav tawm ib ntu ntawm peb pawg. Tsis txhob cais daim kab xev ua peb pawg. Koj xav tau ib daim kab xev nrog 16 LEDs. Qhov no yuav tsum tso qhov sib txawv tsim nyog rau lub platter sensor, qhov uas nyeem/sau cov rooj sib tham siv los zaum. Nco ntsoov tias koj txiav daim kab xev ntawm kab ntawm cov ntawv tooj liab, lossis lwm yam koj tuaj yeem ua rau muaj kev cuam tshuam sab hauv uas ua rau ntu cuam tshuam tsis muaj txiaj ntsig.

Yog tias koj tsis muaj cov xov hlau ua ntej txuas rau ntu uas koj xav siv, koj yuav tsum tau txuas ntawm cov xov hlau. Txheeb xyuas cov kab liab, ntsuab, xiav thiab 12V, thiab txuas plaub lub xov hlau rau cov tooj liab. Nws yog qhov zoo tshaj yog tias koj tin cov tooj liab ua ntej soldering cov xov hlau. Tom qab koj txuas koj cov xov hlau, nco ntsoov qhov kev nyuab siab uas koj siv rau cov pob qij txha txuas, lawv tuaj yeem tawg yooj yim. Ntsuas koj txoj haujlwm siv 12V khoom.

Kauj Ruam 8: LED Ntiv Nplhaib txuas rau ntawm Hard Drive

Ua ntej txhim kho LED kab txaij ntawm tus tsav, koj yuav tsum muab xaim hla lub qhov ua ntej. Tom qab ntawd muab cov xov hlau tso rau ntawm LED. Ceev faj kom tsis txhob tawg cov ntsiab lus tooj liab.

Thaum txuas cov LEDs, koj yuav tsum tsis txhob ntseeg cov ntawv thim rov qab muab los ntawm cov khw. Nws tsuas yog tsis muaj zog txaus. Tau txais qee cov kua nplaum zoo, thiab maj mam muab daim kab xev txuas rau ntawm phab ntsa chav, nias khov kho thaum koj mus. Nws yog qhov tseem ceeb ntawm cov LEDs tau txuas ncaj thiab yaug kom ntau li ntau tau, yog li ua haujlwm qeeb thiab ua tib zoo.

Kauj Ruam 9: Ua Koj Lub Sij Hawm Dawb Tom Qab

Feem ntau cov tsav nyuaj tau ua tiav nrog cov xim dub. Nws tsis yog keeb kwm muaj txiaj ntsig zoo rau peb cov LEDs, yog li peb yuav tsum ua kom muaj qhov cuam tshuam rov qab.

Lob ib daim ntawv tuab tuab, ntawv dawb (Daim Duab Duab rau Tshuab Luam Ntawv Inkjet) thiab taug qab tus qauv ntawm lub platter (ob sab hauv thiab sab nraud). Txiav tawm koj daim ntawv tais diav, thiab nthuav qhov nruab nrab qhov ob peb millimeters. Hlais qhov no hla tus ntxaiv, thiab thawb nws mus rau hauv pem teb ntawm chav platter. Koj yuav tsum tau txiav cov ntawv me ntsis kom nws tsis txhob tawg. Qhov no yuav ua haujlwm dawb, thim rov qab, ua xim hauv koj cov LEDs ci ntau dua.

Thaum lub nraub qaum nyob hauv qhov chaw, xyuas kom lub ntxaiv tseem tuaj yeem tig tau dawb. Yog tias nws ua tsis tau, txiav qhov nruab nrab qhov ntawm koj nraub qaum.

Kauj Ruam 10: Txuas Lub Tsev Sensors rau Koj Lub Hard Drive

Thaum koj muaj koj lub sensor npaj txhij thiab txuas, sim nws txoj haujlwm ua ntej koj txuas nws mus rau lub chassis tsav nyuaj. Lub oscilloscope yog qhov zoo rau qhov no, tab sis lub ntsuas hluav taws xob tuaj yeem ua haujlwm ib yam nkaus. Koj xav kom paub tseeb tias txoj haujlwm sensor muab lub teeb liab ncaj ncees thaum nws qhov ntsuas (hlau nplaum) dhau los.

Thaum koj zoo siab nrog nws qhov kev tso kawm, tsuas yog kho nws los ntawm cov yas yas nyuaj.

Kauj Ruam 11: Lub Hwj Chim thiab RTC thiab Khawm

Khiav hauv Qhov Ua Rau Nws Glow!

Qhov khoom plig thib ob hauv kev sib tw Microcontroller