Umbhali: Smartweigh–I-Multihead Weighter
1 Isingeniso Ukukala kwetroli eguquguqukayo kusho ukuthi inqola idlula etafuleni lekhabethe lokukala elinobubanzi obuthile obuphelele ngenani elithile. Isisindo senetha se-asili ngayinye yetroli silinganiswa kusukela kuthebula lekhabethe lesisindo, bese kuba nesisindo esiphelele setroli siyanqwabelana. Yonke inqubo yokukala iyinqubo eqinile yesikhathi sangempela, futhi umklamo we-chip eyodwa kufanele uqoqe ngokushesha ulwazi lwedatha ye-eksisi ngayinye yetroli futhi ulinganise ngokushesha isisindo sayo senetha. Uma isivinini somklamo we-single-chip sihamba kancane kakhulu noma idizayini yokuhlela ingahambisani nesayensi, izodala izinkinga zokwethembeka nokwethembeka kuphaneli yezinsimbi.
Isofthiwe yomakhalekhukhwini yamathuluzi amaningi anemisebenzi eminingi namuhla yamukela uhlelo lokuklama uhlelo lwangaphambili/lwangemuva. Konke ukusebenza kohlelo kuwuhlelo lweluphu olungapheli. Isistimu ye-loop yokusebenza yangemuva inika amandla ama-culverts ahlobene ukwenza imisebenzi yangempela ehlobene, futhi inqamula izinsizakalo zesistimu ukuxazulula izehlakalo ezinonya ezinezintambo eziningi. . Imiqondo enjalo yendabuko yokuklama izinhlelo inokusilela okukhulu. Lonke uhlelo lokusebenza luyi-organic chemistry. Kunzima ukuklama nokwandisa ukusebenza kohlelo lwesikhathi sangempela. Kunzima ukufeza isixazululo esikahle nesiphusile ezenzakalweni ezimbi ngemithetho eqinile yesikhathi. sebenzisa.
Ukutshala kabusha isistimu yokusebenza eshumekiwe ensimbini enemisebenzi eminingi kungasingatha kahle izinkinga ezingenhla, futhi kwenze ukuthuthukiswa kwesofthiwe kusebenze ngendlela evamile futhi kulula ukuyibona, ukuqedela ukuhlelwa komklamo we-modular futhi kunciphise ukuqhubeka kwentuthuko. Ngokwemvelo, i-RTOS ngokwayo kufanele ithathe inani elithile lezinsiza. Ngomkhuba wokuthuthukiswa kobuchwepheshe be-semiconductor, izici zezingxenye ziyaqhubeka nokukhula futhi izindleko ziyaqhubeka nokwehla, okwenza izindleko ze-RTOS zingabe zisabalulekile. I-automotive dynamic multihead weigher wukufakelwa kabusha kwesistimu yokusebenza eshumekiwe, okuthuthukisa ukwethembeka nokwethembeka kwesofthiwe yesistimu kuhlelo lokusebenza oluthile.
2 Uhlelo lulonke lohlelo I-automotive dynamic multihead weigher ikakhulukazi yakhiwe imojula yokulawula ukuqoqwa kwedatha, imojula yokulawula indlela yokucubungula idatha, imojula yokulawula ulwazi oluboniswayo, imojula yokulawula ukuxhumana kwedatha, i-chip yememori yangaphandle kanye ne-watchdog yangaphandle 1 , njengoba kuboniswe kuMfanekiso 1. Imojula yokulawula ukuqoqwa kwedatha ithembisa ukwandisa nokuhlunga isignali yedatha yesisindo senetha etholwe inzwa yokukala, iyiguqule ibe isignali ye-analog bese iyidlulisela ku-CPU; i-CPU yenza ukuxhumana nedivayisi ngayinye yangaphandle kanye nokuhlaziywa nesixazululo sesignali yedatha yesisindo senetha, futhi izoxazulula inkinga Isignali yedatha yesisindo esiqediwe ithunyelwa kumojula yokulawula ulwazi lokubonisa kanye nemojula yokulawula ukuxhumana; imojuli yokulawula ulwazi oluboniswayo inesibopho sokwaziswa kwesibonisi sesignali yedatha yesisindo senetha: imojuli yokulawula ukuxhumana inesibopho sokuthumela isignali yedatha yesisindo senetha kusofthiwe yekhompiyutha ephethe; i-memory chip yangaphandle igcinwa kuphaneli yezinsimbi. Amapharamitha amakhulu: Izikhiye zokusebenza zisetshenziselwa ukusetha nokuguqula amapharamitha ayinhloko wephaneli yensimbi; i-watchdog yangaphandle engu-1 isetshenziselwa ukuthuthukisa ukuvimbela ukuphazamiseka kwephaneli yensimbi futhi ithuthukise ukwethembeka kwephaneli yezinsimbi. 3 Izimiso Zesekethe Yokucushwa Kwezingxenyekazi Zekhompyutha 3.1 Imojula Yokulawula Ukuqoqwa Kwedatha Ngenxa yokuthi ithebula lesisindo se-multihead kufanele libe nokunemba okuphezulu, kukhethwe isiguquli se-A/D sangaphandle bese kusetshenziswa i-CS5532.
Le ngxenye iyi-analog/digital converter eneziteshi eziningi enomsindo ophansi kakhulu ekhishwe yi-British CirrusLogic, ngoba isebenzisa ubuchwepheshe bebhalansi yokushaja kanye nesilawuli sohlelo lomsindo ophansi kakhulu sizuza i-value chopper, isikhulisi sokulinganisa esizinzile nesinembile, Ukuhlanganiswa kwangaphakathi kokukhuliswa kanye nemisebenzi yokuhlunga. ingafinyelela imiphumela yokuphuma kwamaphikseli angu-24, futhi inezinzuzo zobubanzi obuguquguqukayo obuphezulu kanye nezinketho zokunikezwa kwamandla okuguquguqukayo, okwenza le ngxenye ifaneleke ngokukhethekile ukukala okuguquguqukayo. I-voltage yayo yokusebenza ejwayelekile ikhiqizwa ingxenye ye-voltage yokusebenza ejwayelekile engu-AD780. Umjikelezo wamandla uboniswa kuMfanekiso 2.
3.2 Ama-Microcontroller nama-memory chips angaphandle Ama-Microcontrollers ayisihluthulelo sesofthiwe yesistimu, futhi ubuhle nobubi bezimpawu zabo zinquma ngokushesha ukunemba kwemishini yokukala.
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