Cov txheej txheem:
- Kauj ruam 1: Lwm POV Ntaus Ntawv
- Kauj ruam 2: Hard Drive
- Kauj Ruam 3: LEDs
- Kauj ruam 4: Index Sensor
- Kauj Ruam 5: DIY Illuminated Push Button
- Kauj Ruam 6: Lub Sijhawm Tiag-daim ntawv qhia hnub
- Kauj Ruam 7: Thiab Thaum Kawg, Txiv Loj
- Kauj Ruam 8: Sib Sau Ua Ke
- Kauj Ruam 9: Txhim Kho Qhov Zoo ntawm Cov Duab Tsim
- Kauj Ruam 10: Pem Hauv Ntej Lub Rooj Sib Tham
- Kauj Ruam 11: Teeb Dial Dial
- Kauj Ruam 12: Kaw Chav
- Kauj Ruam 13: Ua Haujlwm Tiav, Muaj Kev Lom Zem Ua Ntej
Video: Yuav Hloov Li Cas Hard Drive Rau Hauv Lub Sijhawm Gadget: 13 Kauj Ruam
2024 Tus sau: John Day | [email protected]. Kawg hloov kho: 2024-01-30 09:31
… Nyob zoo txhua tus! Yog li, hnub no peb yuav rov ua dab tsi? Cia peb saib seb peb muaj dab tsi hauv lub thawv loj ntawd. Kuv paub tseeb tias peb yuav pom qee yam pib nrog. Well, qhov nyuaj tsav … ib qho ntxiv … ob ntxiv … ntau ntxiv; sab hauv, sab nraud, IDE, SCSI, MFM… Wow, qhov ntawd yog qhov thauj khoom tsis zoo. Hmoov tsis zoo, tag nrho lub peev xwm ntawm HDs lub thawv no tsawg dua li lub peev xwm ntawm HD uas ua rau sab hauv kuv lub desktop niaj hnub no. qhov sab nrauv SCSI HD zoo li muaj kev cia siab. Cia peb tshuaj xyuas nws ze dua:- cov ntaub ntawv hlau;- LED ntawm lub vaj huam sib luag pem hauv ntej;- txuas lub zog thiab hloov tom qab;- lub hwj huam muab +5V, +! Los ntawm txoj kev, Kuv ib txwm xav tau kuv tus kheej lub hard drive moos, thiab tam sim no kuv muaj txhua yam los tsim ib qho. Peb tab tom ua lub zog tsav moos. Yog leej twg txaus siab koom nrog pab pawg? ////
Kauj ruam 1: Lwm POV Ntaus Ntawv
… Yog, Kuv paub, kuv tau rov kho lub log, txij li ob peb txoj haujlwm tau tsim los lawm: https://alan-parekh.com/projects/hard-drive-clock/https://instruct1.cit.cornell.edu/courses /ee476/FinalProjects/s2006/ja94/Amsel%20-%20Klitinek%20Final%20Project/index.htmhttps://www.ian.org/HD-Clock/but hauv kuv lub tswv yim, thawj tus tswv ntawm lub tswv yim yog Paul Gottlieb Nipkow leej twg siv spinning disk nrog lub qhov los tsim cov duab: https://en.wikipedia.org/wiki/Nipkow_diskFunctionally ntaus ntawv yog qhov yooj yim heev thiab nws yooj yim rau clone nws siv feem ntau muaj kho vajtse thiab cov khoom siv. Well, cov khoom xyaw tseem ceeb rau txoj haujlwm:- nyuaj tsav; - ntsuas qhov ntsuas;- LEDs;- tswj;- lub zog siv;- ob peb lub lis piam yam tsis tau zaum hauv bar, saib TV, nthwv Internet;-) …
Kauj ruam 2: Hard Drive
… Los ntawm kuv qhov kev paub, tsis muaj ib qho nyuaj tsav tsim nyog rau txoj haujlwm.. Peb yuav tsum ntsuas qhov kev ua haujlwm luv ua ntej yuav rhuav tshem lub cev tsis taus.;-) Thaum xub thawj, qhib lub hard drive thiab tshem lub caj npab actuator nrog lub taub hau sib nqus. siv lub zog. Spindle lub cev muaj zog yuav tsum pib tig. Qee tus tswj hwm lub hard drive yuav tsis kam ua haujlwm thaum tsis muaj lub teeb liab los ntawm lub taub hau sib nqus, yog li lub tshuab ntxaiv yuav kaw tom qab ncua sijhawm luv. Hauv qhov xwm txheej ntawd peb yuav tau hloov kho tus tswj lossis xaiv lwm lub hard drive thiab sim nws dua. Hard tsav kuv tau txais yog sab nraud SCSI Fujitsu hom. Power noj 12V 0.6A, 5V 1ASpindle nrawm yog 4400 RPM. Qhov ntawd yog 13.64 mSec rau kev hloov kho. Qhov tsav muaj tsib lub phaj. Rau qhov kev tsim no kuv tsuas tshuav ob qho xwb. Upper disk yog siv rau kev tsim duab, hlub disk - rau kev ntsuas. Kuv txiav qhov nyob rau sab saud siv Dremel cov cuab yeej, tom qab ntawd xuab zeb thiab pleev xim rau sab saum toj xim dub rau qhov sib piv zoo tshaj plaws. Muaj qhov sab hauv ntawm cov disks tau pleev xim dawb rau xim sib kis thiab xav txog.
Kauj Ruam 3: LEDs
… Rau thawj chav uas kuv tau tsim, Kuv yuav tsum ua PCB nrog 24 xim liab, ntsuab thiab xiav LEDs ib puag ncig daim disk, tab sis kev tshawb pom ntawm RGB Saj Zawg Zog Lub Teeb Sawb ua rau muaj kev txhim kho loj ntawm qhov pom kev zoo thiab yooj yim ntawm chav kawg Ntawm no yog qhov twg kom tau txais qhov zoo no khoom los ntawm: https://www.superbrightleds.com/specs/FLS.htmLight strip muaj tus kheej-nplaum thim rov qab thiab muaj ob peb ntu nrog RGB LEDs thiab SMT resistors. Txhua ntu tau txuas nrog ua ke yog li koj tuaj yeem txiav cov nyiaj uas koj xav tau rau koj txoj haujlwm. Nws yuav tsum muaj 4 xaim cable los ua haujlwm. Anode yog ib txwm muaj. Values ntawm resistors raug xaiv rau 12V daim ntawv thov tab sis nws tuaj yeem hloov nws los ua haujlwm nrog qhov sib txawv. Kuv tso nws raws li yog, vim tias nyuaj tsav siv 12V. Amazingly, 9 LEDs sawb muaj qhov ntev ib yam li ib puag ncig ntawm daim disk yog li nws haum zoo hauv lub casing. Lub teeb sawb yog mos thiab hloov pauv tau yog li kuv tau ua lub hauv paus ntiv nplhaib los ntawm seem yas rau kev txhawb zog. Ring tau nyab xeeb sab hauv nyuaj tsav nrog cov kua nplaum kub. Power noj rau 9 LEDs: RED - 43.75mAGREEN - 32.5mABLUE - 34.8mALEDs ntawm ib qho xim tau tswj los ntawm kev mob siab rau 2N7000 MOSFET hloov.
Kauj ruam 4: Index Sensor
… Lub hom phiaj ntawm qhov ntsuas ntsuas yog qhia microcontroller thaum puv disk kiv puag ncig tau ua tiav. Qhov sib txawv tsuas yog txoj hauv kev sib cuam tshuam nrog kev ntsuas lub disk..- IR photointerrupter. Yuav tsum tau lub qhov los yog qhov kom txiav hauv disk. - IR photoreflective sensor. Yuav tsum tau cim qhov sib txawv kom muab tso rau ntawm qhov chaw disk.- Hall sensor. Yuav tsum muaj cov hlau nplaum kom ruaj ntseg ntawm disk. Kuv tau pom ob peb SS49E analog Hall sensors ntawm kuv cov khoom. Nws tsis yog qhov kev xaiv zoo tshaj plaws rau daim ntawv thov no tab sis kuv tau txais nws ua haujlwm. Output ntawm SS49 sib txawv raws qhov sib zog ntawm lub zog sib nqus. Qhov tso zis ntau yog 2.5V tab sis nws nce mus txog 5V lossis poob rau 0V thaum lub ntsej muag tig mus ncej ntawm hlau nplaum. Sensor tau txuas nrog ua tus tsav tsheb mus rau MOSFET raws qhov hloov pauv uas siv cov square pulses rau sab nraud cuam tshuam cov tswv yim ntawm microcontroller. Hall sensor, MOSFET thiab ballast resistor tau sib sau ua ke ntawm PCB me me ntxiv uas tau teeb tsa hauv qib nrog rau sab hauv qab ntawm qhov ntsuas platter. Qhov me me hlau nplaum yog superglued rau hauv qab ntawm qhov ntsuas phaj.
Kauj Ruam 5: DIY Illuminated Push Button
… Raws li pom ib zaug hauv MAKE magazine; LED thiab cov cuab yeej hloov pauv tau ua ke ua lub teeb pom kev zoo Ib lub tswv yim rau tus txiv neej pluag? Kuv yuav hais tias Nws yog lub sijhawm zoo los ua los ntawm cov neeg ua haujlwm ib yam tshiab thiab yam tshwj xeeb. … Yog, thiab nws ua haujlwm !!! Cov nyees khawm teeb tau sib sau ua ke ntawm PCB me me ntxiv ob lub nyees khawm txuas nrog ua ke zoo ib yam li hloov pauv ib ntus. LED tau zaum saum cov nyees khawm thiab xa cov lus tsa suab mus rau qhov hloov pauv thaum nias. Lub caij nplooj ntoo hlav zoo li cov laug tau muab tso rau ntawm lub rooj tsav tsheb. LED cov lus tsa suab luv luv yog li nws yuav tsis cuam tshuam kev ncaj ncees ntawm kev txuas hluav taws xob. Khawm thiab LEDs txuas nrog lub chaw nres nkoj digital ntawm microcontroller thiab tuaj yeem tswj tau ntawm nws tus kheej.
Kauj Ruam 6: Lub Sijhawm Tiag-daim ntawv qhia hnub
… Cov khoom zoo los ntawm Sparkfun qhov kev sib dhos me me no muaj RTC nti DS1307 nrog I2C interface, moos siv lead ua thiab rov qab roj teeb. Ua raws li Sparkfun, module yuav muaj sia nyob 9 xyoo tsis muaj lub zog sab nraud. Kuv yuav ob peb lub modules ob peb xyoos dhau los, tab sis thaum kuv txuas qhov no rau microcontroller nws qhia lub sijhawm raug. Zoo, Kuv yuav tsum tau tos 7 xyoo ntxiv los txiav txim seb lawv puas yog;-)
Kauj Ruam 7: Thiab Thaum Kawg, Txiv Loj
Zoo, qhov tseem ceeb ntawm lub cuab yeej nws yog lub rooj tswj hwm. Tus tswj tau sib sau ua ke ntawm ob sab PCB ua los ntawm cov txheej txheem hloov pauv kub. Lub paj hlwb tau ua tiav ntawm PIC18F2320 khiav ntawm 40MHz. Firmware tau sau hauv "C". Thaum lub zog-up mcirocontroller nyeem lub sijhawm tam sim no thiab hnub tim los ntawm RTC thiab tom qab ntawd rov kho cov ntaub ntawv txhua teev. Timer0 tau mob siab los ntsuas lub sijhawm ntawm kev hloov pauv tag nrho disk. Tus nqi no yog siv los xam lub sijhawm tseeb rau LEDs kom qhib/OFF. Vim li ntawd, moos yuav tso tawm qhov raug qhov tseeb tsis hais txog disk RPM. Sab nrauv cuam tshuam kev ua haujlwm rov pib Timer0 thaum lub teeb liab los ntawm qhov ntsuas ntsuas. Timer1 txuas nrog sab nraud 32768 Hz siv lead ua thiab teeb tsa ua lub sijhawm teev nrog lub sijhawm 0.25sec. Nws tau siv los tshuaj xyuas cov keyboard, rov ua dua LCD, thiab rov ua haujlwm ntawm lub moos ntawm tes. RGB LEDs tau hloov pauv hauv txoj haujlwm tseem ceeb lub voj. Keyboard muaj ob lub teeb pom kev. Nws tau siv los teeb tsa lub sijhawm/cov ntaub ntawv raug thiab xaiv hom moos. Tus tswj hwm tau txuas nrog lub ntiaj teb sab nraud ntawm 8 tus sib txuas yog li cov khoom tuaj yeem sib cais thiab rov qab sib sau ua ke hauv vib nas this.
Kauj Ruam 8: Sib Sau Ua Ke
Rau kev saib xyuas yooj yim txhua qhov kev sib txuas hluav taws xob ntawm cov rooj sib txoos tau ua tiav nrog cov kab hluav taws xob thiab cov txuas sib txuas. Kuv siv cov roj hmab poob siab los ntawm lub khoos phis tawj qub, tau teeb tsa ntawm tus kheej qhov txuas thiab txuas rau lub zog tsav.
Kauj Ruam 9: Txhim Kho Qhov Zoo ntawm Cov Duab Tsim
Txhawm rau tsim qhov sib piv thiab cov duab zoo nkauj lub tswv yim no yuav tsum muaj kev tswj kom zoo ntawm lub teeb thiab xim. Txhua qhov chaw tso lub teeb yuav tsum tau npog thiab lub teeb yuav tsum tau qhia ncaj qha raws qhov xav tau thiaj li kuv tau tsim qee cov lus qhia rau qhov no. Sab saum toj npog rau lub hard drive yog tsim los ntawm cov ntaub ntawv yas ntawm lub tshuab luam ntawv qub. Lub tes yog ua los ntawm cov thawv yogurt thiab kub rau sab saum toj. Npog thiab lub tes tsho tau pleev xim dub.
Kauj Ruam 10: Pem Hauv Ntej Lub Rooj Sib Tham
Rau pem hauv ntej subpanel Kuv siv daim yas los ntawm rooj plaub ntawm lub tshuab luam ntawv qub. Qhov vaj huam sib luag yog tsim los ntawm cov khoom tsis zoo.
Kauj Ruam 11: Teeb Dial Dial
Lub moos hu yog ua los ntawm acrylic. Divider cov cim tau muab tso rau ntawm phau ntawv micromill. Dial tau teeb pom kev los ntawm 4 xiav LEDs teeb rau hauv ob sab. Each LED tau ntxig rau hauv qhov luv thiab ruaj nrog kub kua nplaum. ua kom pom kev zoo, LEDs tam sim no txwv rau 5mA los ntawm 470Ohm resistor.
Kauj Ruam 12: Kaw Chav
Lub ntsej muag lub ntsej muag hauv qhov npog raug txiav. Npog yog pleev xim dub. Qhov hu xov tooj tau kub los npog.
Kauj Ruam 13: Ua Haujlwm Tiav, Muaj Kev Lom Zem Ua Ntej
Pem hauv ntej daim ntawv lo tau ua los ntawm kev siv HTT txuj ci. Nyiam qhov yeeb yam;-) …
Pom zoo:
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