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Sida loo isticmaalo habaynta laba-geesoodka ah iyadoo la isticmaalayo nolosha batteriga la dheereeyey

ଲେଖକ: ଆଇଫ୍ଲୋପାୱାର - Portable Power Station supplementum

Nashqado badan oo nashqadeeyayaasha ayaa aaminsan in isticmaalka korantada uu isticmaalo hal-chip ka yar yahay labada chips. Asal ahaan, waa mid aad u fudud: isgaarsiinta chip waxay isticmaashaa awood ka badan hal chip, waxaa jira transistor badan oo labada chips ah, sidaa darteed waxaa jira qulqulo badan oo qulqulaya oo leh hal-chip oo leh shaqo isku mid ah. Laakiin tignoolajiyada isticmaalka tamarta ayaa siisay aragtidan dhaqameed ee noocan ah.

Nashqadeeyayaasha DSP waxay isku daraan sifooyin badan, sida dardar-geliyayaasha, qaybaha isgaarsiinta, iyo xirmooyinka shabakada ee chip DSP, taasoo ka dhigaysa chip-ka mid faa&39;iido u leh injineerada. Laakiin chip-kan ka awood badan wuxuu cuni doonaa isticmaalka awood ka badan hawshan si loo dhamaystiro maaraynta guriga ee fudud ama la socodka hawlaha. Xaalado badan, naqshadeeyuhu ma awoodsiin karo oo kaliya sifooyinka looga baahan yahay chip DSP.

Isticmaalka qaar, microcontroller (MCU) wuxuu qaban karaa isla hawsha la socodka nidaamka, oo wuxuu isticmaali karaa awood ka yar kan DSP. Markaa, qaab dhismeedka chip double: DSP iyo MCU sidoo kale waa suurtagal. Sidaa darteed, isticmaal DSP awood yar sida xalka ugu weyn, MCU awood yar oo kale oo ah kormeeraha nidaamka, ayaa kordhin kara nolosha batteriga ee ay isticmaashay hal DSP si ay u dhamaystirto isla hawshaas.

Si loo badbaadiyo awoodda, injineeradu waa inay tixgeliyaan arrimaha soo socda marka ay dooranayaan DSP: raadi awoodda weyn ee xusuusta chip-ka. DSP had iyo jeer waxay isticmaashaa awood badan marka la gelayo xusuusta dibedda ee chip. DRAM dibadda ah waxay kaydisaa isticmaalka tamarta joogtada ah, kaas oo cuna tamarta korontada.

Dooro DSP oo la bilaabi karo lana xidhi karo. Qaar ka mid ah DSP-yada ayaa si toos ah u dami kara meelaha aan shaqaynayn ee ku-jiidka ah, kuwaas oo bixiya kontaroolo kala duwan iyo gobollada isticmaalka tamarta. Dooro DSP oo awood u siinaya noocyo kala duwan oo dawlado heegan ah oo leh heerar awoodeed oo kala duwan.

Korontada badan waxay badbaadisaa isticmaalka tamar badan. U dooro DSP software-ka horumarinta ee hagaajiya isticmaalka korontada oo yareeya isticmaalka korontada. Qalabku waa inuu horumariyayaashu si fudud u beddelaan tamarta iyo inta jeer ee chip-ka, maamulaan heerka awoodda, ka caawiyaan inay qiimeeyaan oo kala gooyaan macluumaadka isticmaalka awoodda.

MCU waxay isticmaashaa qaar ka mid ah MCU-yada qaar ka yar, habka semiconductor-ka hooseeya wuxuu yareeyaa qulqulka transistor-ka hadda si uu uga caawiyo naqshadeeyayaasha inay wanaajiyaan hawlgalka hoose. Nasiib darro, isticmaalka tamarta yar ayaa xaddidi doonta waxqabadka MCU. Tusaale ahaan, TEXASINSTRUMENTSMSP430MCU waxay isticmaashaa 500NA hadda ee qaabka heeganka ah, inta jeer ee ugu badan ee saacaddu waa 16MHz.

Inta jeer ee ugu badan ee saacada ku socota TMS320C5506DSP waa 108MHz, waxay isticmaashaa 10 qaabka heeganka ahµHadda. Tani waxay caddaynaysaa inay 20 jeer ka badan tahay MSP430.

Laga soo bilaabo horumarkii hore, gudaha gudaha MCU-ga waxaa gacanta ku haya software-ka, kaas oo la dajin karo si loo ilaaliyo heerka CPU. Laakin darawalka cusub ee carqaladeynta (Interrupt-Driven) ayaa udub dhexaad u ah kombuyuutarku ka yar yahay, wuxuu u oggolaanayaa MCU inay hayso habka heeganka ah waqtiga intiisa badan. Tusaale ahaan u soo qaado qalabka wax-bedelka gudaha (ADC), wuxuu si toos ah u baadhayaa kanaalka wax-gelinta, kicinta beddelidda, oo uu fuliyo gudbinta DMA si uu u xalliyo hawsha muunadeynta xogta ee la helay.

Natiijo ahaan, ADC waxay ku dhowdahay inay si kedis ah u shaqeyso. CPU-gu waxa ay kaliya u isticmaashaa wakhti aad u yar adeega saadka, MCU-duna waxa ay badbaadisaa isticmaalka tamarta. Shuruudaha awoodda dhimista saacadaha badan ee naqshadeynta nidaamka saacadaha saacadaha ayaa sidoo kale kaa caawin kara dhimista isticmaalka korontada.

Jaantuska wareegga ee Jaantuska 1 wuxuu muujinayaa laba saacadood oo ku shaqeeya hal crystal. MCU badanaa waxay isticmaashaa 32kHz crystal, laakiin daruuri maaha inay dhaliso calaamadaha saacada gudaha, saacada nidaamka (MCLK), iyo saacadaha labaad (ACLK). Caadi ahaan, crystals waxay dhaliyaan calaamadaha ACLK.

Soo saarista awoodda hoose ee MCU iyadoo la adeegsanayo saacad caawimo ah oo 32kHz ah oo isla mar wada wada saacadda-waqtiga-dhabta ah ee MCU, oscillator-ka kontoroolka dhijitaalka ah ee-xawaaraha sare leh (DCO) waxay soo saartaa calaamadda saacada nidaamka CPU iyo agagaaraha xawaaraha sare leh. DCO waxay soo saari kartaa calaamadaha saacadaha dhowr siyaabood, mid kasta oo leh waxqabad kala duwan iyo sifooyinka isticmaalka tamarta. Laga soo bilaabo isticmaalka tamarta hoose ilaa sare, qaababkan saacadaha waxay leeyihiin oscillators awood aad u hooseeya (VLO), crystals 3kHz ilaa DCO.

Si loo yareeyo isticmaalka korantada, nashqadeeyaha wuxuu isticmaalaa saacada ugu hooseysa (VLO ama 32kHz crystal) qaab aan shaqayn, wuxuuna garwaaqsadaa soo noqnoqoshada sare ee DCO marka la isticmaalayo hawsha loo isticmaalo CPU. DCO way ka yarayn kartaa 1µWaqtiga S&39;s wuxuu galaa gobolka firfircoon oo si buuxda ayuu u deggan yahay. Awooddan degdega ah ee la awooday waxay badbaadisaa wakhtiga iyo isticmaalka tamarta.

Ogsoonow in isticmaalka saacadaha yar-yar ee tamarta yar ee xallinta dhaqdhaqaaqa ay isticmaali doonto isticmaalka tamarta ka badan u beddelashada saacadaha degdegga ah. Qaabka sare ee awoodda-cuntada, wakhtiga soo noqnoqda ee hooseeya wuxuu CPU waqti badan ku bixiyaa hawl gaar ah. Marka laga soo tago isticmaalka isticmaalka tamarta yar ee badbaadinta saacada meelaha durugsan, MSP430MCU waxay sidoo kale bixisaa oscillators awood aad u hooseeya si ay u dhaliso calaamada ACLK.

Qaabka awooda heeganka ah (LPM3), MSP430MCU badiyaa waxay isticmaashaa wax ka yar 1 hawlgalka ACLK iyo dhammaan gobolada karti u lehµHadda. Sidaa darteed, MCU-yada tamarta yar waxay cunaan awood ka yar DSP inta lagu jiro saacadda dhabta ah ama ku dallaca batteriga maamulka.

Waxaa intaa dheer, howlgalka MCU sidoo kale waxaa sii deyn kara DSP si ay uga dhigto mid la fulin karo si loo calaamadiyo hawlaha xallinta. Natiijooyinka badbaadinta isticmaalka tamarta injineerada waxay arki karaan naqshadeynta laba-dalabka si ay u gaaraan natiijooyin aad u fiican. Bal qiyaas nidaam ku tiirsan DSP-dhamaadka sare si loo xalliyo hawlaha la socodka.

Xalkani wuxuu dhawaan isticmaali doonaa batari 2,500mAh nikkel-hydrogen AA. Haddii isticmaalka yunifoomka hadda uu yahay 10mA, labada baytari ee taxanaha ah ayaa ku dhammaan doona 10.5 maalmood gudahood.

Isticmaalka Labada Qaybood si loo yareeyo hadda oo laga dhigo 1mA, si batteriga loo kordhiyo ilaa 120 maalmood. MCU ee nidaamka laba-xal waa in la dhimo isticmaalka korontada, qaar ka mid ah nidaamka ama hawlaha la socodka in la xalin karaa waxaa ka mid ah: Real Time-waqtiga dhabta ah dayactirka Power kala soocida Muhiimadda iyo Dib u dejinta Keyboard ama Human Interface Management Battery Display Control DSP Power badan DSPs A tirada badan ee biraha korontada ee sahayda korontada ayaa lagu dabaqaa si go&39;an si loo hubiyo in si caadi ah ka shaqaynta DSP iyo xayndaabyada. Caadi ahaan, kuwan raadadka ah ayaa isku mar ku shaqeeya xudunta (CPU) iyo xusuusta DDR iyo aaladaha I / O.

In kasta oo aaladaha go&39;an ay ku dabaqi karaan danab chip-ka DSP nidaam go&39;an, ma qaban karo hawlo kale. MCU-yada yar-yar ee tamarta yar waa la kala sooci karaa oo lagala socon karaa korantada korontada, oo waxay qabtaan hawlaha xakamaynta korantada (Jaantuska 2). Xaaladdan oo kale, software-ku wuxuu ku bilaabaa saddex wareeg oo xakameynaya sahayda korontada si habboon.

MCU waxay isticmaashaa ADC-da gudaha si ay u tijaabiso danab ku haboon marka xadiidka korontada Marka wadarta wareeggu aanu doonayn chip DSP, MCU waxay ku xidhi kartaa nidaamiyaha si uu u xidho DSP. Dhab ahaantii, MCU waxay la xiriiri kartaa oscillator-ka cadaadiska lagu xakameynayo si loo xakameeyo tamarta iyo inta jeer ee DSP, ama inta jeer ee saacadda kontoroolka isgaarsiinta PLL ee DSP.

Sidaa darteed, marka DSP ay dhamaystirto hawsha cufan ee xisaabinta, saacada MCU ee la hagaajin karo waxay u beddeshaa DSP qaabka heeganka si loo badbaadiyo isticmaalka korontada. Kormeerka laba-geesoodka ah ee tijaabada MCU DSP si loo fahmo xaaladeeda mashquulka ah. Habkan, MCU waxa uu u shaqaynayaa sidii maamule caqli badan.

Dhanka kale, DSP way akhriyi kartaa oo qori kartaa MCU. Markaa DSP waxa loo isticmaali karaa si waafaqsan isticmaalka, u sheeg MCU si loo yareeyo ama loo hagaajiyo saacada DSP. Isticmaalka MCU si loo dhamaystiro hawlaha kale ee ay DSP-yadu caadi ahaan ku gaadhaan hal nidaam oo xal ah, naqshadeeyayaasha waxay sidoo kale heli karaan faa&39;iidooyin badan.

Tusaale ahaan, marka la xalinayo hawlgalka kiiboodhka, MCU waxay isticmaashaa awood ka yar tan DSP. MCU-gu waxa ay kaliya u soo dirtaa calaamada joojinta DSP ka dib marka ay tijaabiso ficilka badhanka ama sii daynta badhanka. Habkani waxa uu caawiyaa isticmaalka xad-dhaafka ah ee hadda jira ee ay sababtay garaacista, xaaladdan inta badan waxay ka baxdaa qalabka gacanta qaarkood.

Si loo sii yareeyo culeyska chip DSP, MCU waxay bixin kartaa: dekedaha heerka SPI ee wareegga wadista, UART, iyo I2C ee isgaadhsiinta inta jeer ee isgaadhsiinta isgaadhsiinta batteriga wareegga caalamiga ah ee I / O ee ku xusan korka iyo hore ee dhinac kasta, MCU waxay si toos ah uga bilaabi kartaa qaab awood hooseeya. Sidaa darteed, MCU-du ma sii wadin inay ra&39;yi ururin ku sameeyaan meelaha durugsan si loo go&39;aamiyo midka loo adeegayo, sidoo kale isticmaalka awoodda ugu badan ee hawsha lagu fuliyo. Agabka ayaa bilaaban doona

Milwaat kasta oo isticmaalka tamarta yar waa mid aad qaali u ah. Ugu dambayntii, naqshadeeyayaashu kuma salaysna tixgalin dhamaystiran oo u dhaxaysa xisaabinta, cabbiraadda, iyo hawlaha iyo socodsiinta DSP ama MCUs, waxayna isticmaalaan hal ama laba Satures ee la isticmaalayo.

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