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Tanthauzo la chizindikiro cha PCI Slot

Tanthauzo la chizindikiro cha PCI Slot
PCI SLOT, kapena PCI yowonjezera slot, imagwiritsa ntchito mizere yolumikizira yomwe imathandizira kulumikizana ndi kuwongolera pakati pa zida zolumikizidwa ndi basi ya PCI. Zizindikirozi ndizofunikira pakuwonetsetsa kuti zida zitha kusamutsa deta ndikuwongolera maiko awo molingana ndi protocol ya PCI. Nawa mbali zazikulu zamatanthauzidwe azizindikiro za PCI SLOT:
Ma Signal Lines Ofunika
1. Adilesi/Basi Ya data (AD[31:0]):
Uwu ndiye mzere woyamba wotumizira ma data pa basi ya PCI. Imachulukitsidwa kuti ikhale ndi ma adilesi onse awiri (panthawi ya ma adilesi) ndi data (panthawi ya data) pakati pa chipangizocho ndi chotsegulira.
2. MFUNDO#:
Moyendetsedwa ndi chipangizo chamakono, FRAME# ikuwonetsa kuyambira ndi kutalika kwa mwayi wofikira. Kufotokozera kwake kumasonyeza chiyambi cha kusamutsa, ndipo kulimbikira kwake kumasonyeza kuti kutumiza deta kumapitirirabe. Kutsutsa-kutsimikizira kutha kwa gawo lomaliza la data.
3. IRDY# (Initiator Yakonzeka):
Zimasonyeza kuti mbuye chipangizo ndi wokonzeka kusamutsa deta. Pa wotchi iliyonse yosinthira deta, ngati mbuyeyo atha kuyendetsa deta m'basi, imanena kuti IRDY #.
4. DEVSEL# (Sankhani Chipangizo):
Moyendetsedwa ndi chipangizo chandandanda cha akapolo, DEVSEL# ikuwonetsa kuti chipangizocho chakonzeka kuyankha ntchito ya basi. Kuchedwerako kunena kuti DEVSEL# kumatanthawuza kuti zimatenga nthawi yayitali bwanji kuti kapolo akonzekere kuyankha basi.
5. IMANI# (Mwasankha):
Chizindikiro chomwe chimagwiritsidwa ntchito podziwitsa chipangizochi kuti chiyimitse kusamutsa kwa data komwe kulipo pakachitika zachilendo, monga ngati chipangizo chomwe mukufuna chitha kumaliza kusamutsa.
6. PERR# (Parity Error):
Moyendetsedwa ndi kachipangizo kapolo kuti afotokoze zolakwika zaparity zomwe zapezeka pakusamutsa deta.
7. SERR# (Zolakwika pa System):
Amagwiritsidwa ntchito pofotokoza zolakwika zapadongosolo zomwe zitha kubweretsa zoopsa, monga zolakwika za maadiresi kapena zolakwika pamadongosolo apadera.
Control Signal Lines
1. Lamulo/Byte Yambitsani Multiplex (C/BE[3:0]#):
Imanyamula malamulo a mabasi panthawi ya ma adilesi ndi ma byte amathandizira ma siginecha panthawi ya magawo a data, kudziwa ma byte pa AD [31:0] ndi data yolondola.
2. REQ# (Pemphani Kugwiritsa Ntchito Basi):
Moyendetsedwa ndi chipangizo chofuna kuwongolera basi, kuwonetsa pempho lake kwa arbiter.
3. GNT# (Mphatso Yogwiritsa Ntchito Basi):
Moyendetsedwa ndi arbiter, GNT # ikuwonetsa ku chipangizo chopempha kuti pempho lake logwiritsa ntchito basi lavomerezedwa.
Ma Signal Lines Ena
Zizindikiro Zotsutsana:
Phatikizani ma siginecha omwe amagwiritsidwa ntchito pothana ndi mabasi, kuwonetsetsa kuti mabasi agawidwa moyenera pakati pa zida zingapo zomwe zimapempha kuti zifike nthawi imodzi.
Zizindikiro Zosokoneza (INTA#, INTB#, INTC#, INTD#):
Amagwiritsidwa ntchito ndi zida za akapolo kutumiza zopempha zosokoneza kwa wolandirayo, kumudziwitsa za zochitika zinazake kapena kusintha kwa boma.
Mwachidule, matanthauzo a siginecha ya PCI SLOT akuphatikizira njira yovuta ya mizere yolumikizira yomwe imayang'anira kusamutsa deta, kuwongolera zida, malipoti olakwika, ndi kusokoneza kasamalidwe pa basi ya PCI. Ngakhale mabasi a PCI asinthidwa ndi mabasi a PCIe ochita bwino kwambiri, PCI SLOT ndi matanthauzo ake amasiginecha amakhalabe ofunikira pamakina ambiri olowa ndi ntchito zina.


Nthawi yotumiza: Aug-15-2024