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Ibicuruzwa
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Isano iri hagati yimyenda ya PCB na EMC
Ubuyobozi: Tuvuze ingorane zo guhindura amashanyarazi, ikibazo cya plaque ya PCB ntabwo kigoye cyane, ariko niba ushaka gushyiraho ikibaho cyiza cya PCB, amashanyarazi agomba kuba imwe mubibazo (igishushanyo cya PCB ntabwo ari cyiza, zishobora gutera nubwo waba ucyemura ikibazo cyo gukemura Ibipimo biri gukuramo umwenda. Ibi ntabwo biteye ubwoba), kuko hari ibintu byinshi bitekereza ku mbaho za PCB, nk'imikorere y'amashanyarazi, inzira y'ibikorwa, ibisabwa n'umutekano, EMC eff ... -
Ingingo imwe irumva |Niki shingiro ryo gutoranya inzira yo gutunganya hejuru muruganda rwa PCB
Intego yibanze yubuvuzi bwa PCB nugukora neza gusudira cyangwa ibikoresho byamashanyarazi.Kubera ko umuringa muri kamere ukunda kubaho muburyo bwa oxyde mu kirere, ntibishoboka ko ubungabungwa nkumuringa wambere mugihe kirekire, bityo rero ugomba kuvurwa numuringa.Hariho uburyo bwinshi bwo kuvura PCB.Ibintu bisanzwe biringaniye, ibinyabuzima byo gusudira bikingira (OSP), byuzuye-nikel yuzuye zahabu, Shen Jin, Shenxi, Shenyin, nikel ya chimique, zahabu, hamwe nabatowe ... -
Wige kubyerekeye isaha kuri PCB
1. Imiterere a, isaha ya kristu hamwe nizunguruka bifitanye isano bigomba gutondekwa mumwanya wo hagati wa PCB kandi bikagira imiterere myiza, aho kuba hafi ya I / O.Umuzunguruko w'isaha ntushobora gukorwa mu ikarita yumukobwa cyangwa urupapuro rwumukobwa, ugomba gukorwa ku kibaho cyihariye cyangwa ku kibaho.Nkuko bigaragara ku gishushanyo gikurikira, agasanduku k'icyatsi igice cyakurikiyeho nibyiza kutagendera kumurongo b, gusa ibikoresho bijyanye numuzunguruko wamasaha mumuzunguruko wa PCB a ... -
Uzirikane izi ngingo za PCB
1. Imyitozo rusange Mubishushanyo bya PCB, kugirango kugirango igishushanyo mbonera cyumuzunguruko wumurongo wumurongo urusheho gushyira mu gaciro, imikorere myiza yo kurwanya kwivanga, bigomba gusuzumwa uhereye kumpande zikurikira: mu gishushanyo cya PCB, indege y'imbere hagati ikoreshwa nk'imbaraga n'ubutaka, bishobora kugira uruhare mu gukingira, kugabanya neza inductance ya parasitike, kugabanya uburebure bw'imirongo y'ibimenyetso, no kugabanya umusaraba ... -
Urumva amategeko abiri ya PCB yashushanyije?
1. Buri murongo unyuramo ugomba kuba ufite icyerekezo cyegeranye (gutanga amashanyarazi cyangwa gushiraho);2.Imbaraga nyamukuru zegeranye nubutaka bigomba kubikwa intera ntoya kugirango bitange ubushobozi bunini bwo guhuza;Ibikurikira nurugero rwibice bibiri kugeza kumirongo umunani: Ikibaho cya PCB kuruhande rwa PCB hamwe ninama ebyiri PCB yamurikiwe Kubice bibiri, kuko umubare wibice ari muto, ntakibazo cyo kumurika.Igenzura ryimirasire ya EMI rifatwa cyane cyane kuva kuri wiring na ... -
Ubumenyi bukonje
Ni irihe bara ryibibaho bya PCB, nkuko izina ribigaragaza, mugihe ubonye ikibaho cya PCB, cyane cyane kubona ibara ryamavuta kurubaho, ni ukuvuga, muri rusange tuvuga ibara ryibibaho bya PCB, amabara asanzwe ni icyatsi, ubururu, umutuku n'umukara n'ibindi.Xiaobian ikurikira basangira imyumvire yabo y'amabara atandukanye.1, wino y'icyatsi kugeza ubu ikoreshwa cyane, amateka maremare maremare, kandi kumasoko agezweho nayo ahendutse cyane, icyatsi rero gikoreshwa numubare munini wa manuf ... -
Kubijyanye nibikoresho bya DIP, abantu ba PCB bamwe ntibacira amacenga byihuse!
DIP ni plug-in.Chips zapakiwe murubu buryo zifite imirongo ibiri yipine, irashobora gusudira neza kuri chip socket ifite imiterere ya DIP cyangwa gusudira kumwanya wo gusudira ufite umubare umwe wibyobo.Nibyiza cyane kumenya PCB ikibaho cyo gusudira, kandi ifite aho ihurira neza na kibaho, ariko kubera aho ipakira hamwe nubunini bwayo ni nini, kandi pin mugikorwa cyo kwinjiza no kuyikuramo biroroshye kwangirika, kwizerwa nabi.DIP niyo plu izwi cyane ... -
1oz Umuringa Umuringa PCBA Ubuyobozi bukora HDI ibikoresho byubuvuzi PCBA Multilayer Circuit PCBA
Ibyingenzi Ibisobanuro / Ibidasanzwe:
1oz Umuringa Umuringa PCBA Ubuyobozi bukora HDI ibikoresho byubuvuzi PCBA Multilayer Circuit PCBA. -
Ingufu zibika ingufu PCBA Yacapishijwe ikibaho cyumuzunguruko kububiko bwo kubika ingufu
1. Kwishyuza byihuse: itumanaho rihuriweho hamwe na DC guhinduka kabiri
2.Ibikorwa byinshi: Emera igishushanyo mbonera cya tekinoroji, igihombo gito, ubushyuhe buke, kuzigama ingufu za bateri, kongera igihe cyo gusohora
3. Ingano ntoya: imbaraga nyinshi, umwanya muto, uburemere buke, imbaraga zubaka zikomeye, zibereye porogaramu zigendanwa kandi zigendanwa
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6. Ukoresheje tekinoroji ya DSP igenzura: Kwemeza tekinoroji ya DSP igezweho, kugenzura byinshi-kurinda, bihamye kandi byizewe
7. Igishushanyo cyibicuruzwa byizewe: fibre fibre yibirahuri impande zombi, ihujwe nibice binini bya span, ikomeye, irwanya ruswa, itezimbere cyane ibidukikije.
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FPGA Intel Arria-10 GX ikurikirana MP5652-A10
Ibintu by'ingenzi bigize urutonde rwa Arria-10 GX harimo:
- Ubucucike bukabije hamwe nubushobozi buhanitse hamwe nibikoresho bya DSP: Arria-10 GX FPGAs itanga umubare munini wibintu bya logique (LEs) hamwe no gutunganya ibimenyetso bya digitale (DSP).Ibi bituma hashyirwa mubikorwa algorithm igoye hamwe nubushakashatsi buhanitse.
- Imiyoboro yihuta cyane: Urutonde rwa Arria-10 GX rurimo imiyoboro yihuta ishyigikira protocole zitandukanye nka PCI Express (PCIe), Ethernet, na Interlaken.Izi transcevers zirashobora gukora ku gipimo cyamakuru kugeza kuri 28 Gbps, bigatuma itumanaho ryihuta ryihuta.
- Imigaragarire yihuta yihuta: Arria-10 GX FPGAs ishyigikira intera zitandukanye zo kwibuka, zirimo DDR4, DDR3, QDR IV, na RLDRAM 3. Izi ntera zitanga umurongo mugari wibikoresho byo kwibuka hanze.
- Integuro ya ARM Cortex-A9 itunganijwe: Bamwe mubagize urukurikirane rwa Arria-10 GX barimo ibice bibiri-bigize ARM Cortex-A9 itunganya, itanga uburyo bukomeye bwo gutunganya porogaramu zashyizwemo.
- Ibiranga sisitemu yo guhuza sisitemu: Arria-10 GX FPGAs zirimo peripheri zitandukanye kuri chip, hamwe na interineti, nka GPIO, I2C, SPI, UART, na JTAG, kugirango byorohereze sisitemu no gutumanaho nibindi bice.
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FPGA Xilinx K7 Kintex7 PCIe itumanaho rya fibre optique
Dore rusange muri rusange intambwe zirimo:
- Hitamo icyiciro gikwiye cyo guhinduranya module: Ukurikije ibisabwa byihariye bya sisitemu y'itumanaho rya optique, wakenera guhitamo optique ya transceiver module ishyigikira uburebure bwifuzwa, igipimo cyamakuru, nibindi biranga.Amahitamo asanzwe arimo module ishyigikira Ethernet ya Gigabit (urugero, SFP / SFP + modules) cyangwa ibipimo byihuta byitumanaho ryiza (urugero, QSFP / QSFP + modules).
- Huza optique ya optique kuri FPGA: Ubusanzwe FPGA irahuza na optique ya transceiver module binyuze mumurongo wihuse wihuta.FPGA ihuriweho na transcevers cyangwa I / O byabugenewe byabugenewe byihuta byitumanaho byihuta birashobora gukoreshwa kubwiyi ntego.Uzakenera gukurikiza module ya transceiver module ya datasheet hamwe nubuyobozi bwo gushushanya kugirango uyihuze neza na FPGA.
- Shyira mubikorwa protocole ikenewe no gutunganya ibimenyetso: Iyo ihuza ryumubiri rimaze gushingwa, wakenera gutezimbere cyangwa kugena protocole ikenewe hamwe no gutunganya ibimenyetso bya algorithm yo kohereza amakuru no kwakira.Ibi birashobora kubamo gushyira mubikorwa protocole ya PCIe ikenewe kugirango itumanaho hamwe na sisitemu yakiriye, kimwe n’ibindi bikoresho byose byongera gutunganya ibimenyetso bisabwa kuri kodegisi / decoding, modulation / demodulation, gukosora amakosa, cyangwa indi mirimo yihariye yo gusaba.
- Kwinjiza hamwe na interineti ya PCIe: Xilinx K7 Kintex7 FPGA ifite imashini yubatswe ya PCIe ituma ivugana na sisitemu yakira ikoresheje bisi ya PCIe.Uzakenera gushiraho no guhuza PCIe kugirango uhuze ibisabwa byihariye bya sisitemu y'itumanaho rya optique.
- Gerageza kandi ugenzure itumanaho: Numara gushyirwa mubikorwa, ugomba kugerageza no kugenzura imikorere ya fibre optique ukoresheje ibikoresho byikizamini hamwe nuburyo bukwiye.Ibi birashobora kubamo kugenzura igipimo cyamakuru, igipimo cyamakosa, hamwe nibikorwa bya sisitemu muri rusange.
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FPGA XILINX-K7 KINTEX7 XC7K325 410T Urwego rwinganda
Icyitegererezo cyuzuye: FPGA XILINX-K7 KINTEX7 XC7K325 410T
- Urukurikirane: Kintex-7: Xilinx ya Kintex-7 ikurikirana ya FPGAs yagenewe porogaramu ikora neza kandi itanga impirimbanyi nziza hagati yimikorere, imbaraga, nigiciro.
- Igikoresho: XC7K325: Ibi bivuga igikoresho cyihariye murwego rwa Kintex-7.XC7K325 ni imwe mu mpinduka ziboneka muri uru ruhererekane, kandi itanga ibisobanuro bimwe na bimwe, harimo ubushobozi bwa selile selile, DSP ibice, na I / O.
- Ubushobozi bwa Logic: XC7K325 ifite ubushobozi bwa selile ingana na 325.000.Utugingo ngengabuzima twubaka ni porogaramu zubaka muri FPGA zishobora gushyirwaho kugirango dushyire mubikorwa imiyoboro ya sisitemu.
- Ibice bya DSP: Ibice bya DSP nibikoresho byabigenewe byabigenewe muri FPGA bitezimbere kubikorwa byo gutunganya ibimenyetso bya digitale.Umubare nyawo wa DSP ukata muri XC7K325 urashobora gutandukana bitewe nuburyo bwihariye.
- I / O Kubara: "410T" mumibare yicyitegererezo yerekana ko XC7K325 ifite 410 ukoresha I / O.Ipine irashobora gukoreshwa muguhuza ibikoresho byo hanze cyangwa ubundi buryo bwa sisitemu.
- Ibindi biranga: XC7K325 FPGA irashobora kugira ibindi biranga, nka blokisiyo yibikoresho ihuriweho (BRAM), imiyoboro yihuta yo gutumanaho amakuru, hamwe nuburyo butandukanye bwo kuboneza.
