UG0806
Umhlahlandlela Womsebenzisi
I-MIPI CSI-2 Receiver Decoder Ye-PolarFire
I-UG0806 MIPI CSI-2 Receiver Decoder ye-PolarFire
Ikomkhulu leMicrosemi
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I-Microsemi ayenzi iwaranti, isethulo, noma isiqinisekiso mayelana nolwazi oluqukethwe lapha noma ukufaneleka kwemikhiqizo nezinsizakalo zayo nganoma iyiphi inhloso, futhi i-Microsemi ayithathi noma yisiphi isikweletu esivela ngenxa yesicelo noma ukusetshenziswa kwanoma yimuphi umkhiqizo noma isifunda. Imikhiqizo ethengiswa lapha ngezansi kanye nanoma yimiphi eminye imikhiqizo ethengiswa yi-Microsemi ibe ngaphansi kokuhlolwa okulinganiselwe futhi akufanele isetshenziswe ngokuhambisana nemishini ebalulekile yemishini noma izinhlelo zokusebenza. Noma yikuphi ukucaciswa kokusebenza kukholakala ukuthi kunokwethenjelwa kodwa akuqinisekisiwe, futhi Umthengi kufanele enze futhi aqedele konke ukusebenza nokunye ukuhlola kwemikhiqizo, iyodwa kanye, noma efakwe kuyo, noma yimiphi imikhiqizo yokugcina. Umthengi ngeke athembele kunoma iyiphi idatha kanye nokucaciswa kokusebenza noma amapharamitha anikezwe i-Microsemi. Kuyisibopho somthengi ukunquma ngokuzimela ukufaneleka kwanoma imiphi imikhiqizo kanye nokuhlola nokuqinisekisa okufanayo. Ulwazi olunikezwe yi-Microsemi lapha ngezansi lunikezwa "njengoba lukhona, lukuphi" futhi nawo wonke amaphutha, futhi yonke ingozi ehlobene nolwazi olunjalo iphelele kuMthengi. I-Microsemi ayinikezi, ngokusobala noma ngokungagunci, kunoma iyiphi inhlangano noma yimaphi amalungelo obunikazi, amalayisense, nanoma imaphi amanye amalungelo e-IP, kungakhathaliseki ukuthi ngokuphathelene nalolo lwazi ngokwalo noma noma yini echazwe ulwazi olunjalo. Ulwazi olunikezwe kulo mbhalo luphathelene ne-Microsemi, futhi i-Microsemi inelungelo lokwenza noma yiziphi izinguquko kulwazi olukulo mbhalo noma kunoma yimiphi imikhiqizo namasevisi nganoma yisiphi isikhathi ngaphandle kwesaziso.
Mayelana neMicrosemi
I-Microsemi, inkampani ephethwe ngokuphelele ye-Microchip Technology Inc. (Nasdaq: MCHP), inikeza iphothifoliyo ephelele ye-semiconductor kanye nezixazululo zesistimu ze-aerospace & defense, ukuxhumana, isikhungo sedatha kanye nezimakethe zezimboni. Imikhiqizo ihlanganisa ukusebenza okuphezulu kanye ne-radiation-hardened analogi imijikelezo ehlanganisiwe yesiginali, ama-FPGA, ama-SoC kanye nama-ASIC; imikhiqizo yokuphatha amandla; amadivaysi esikhathi nokuvumelanisa kanye nezixazululo zesikhathi ezinembile, ezibeka izinga lomhlaba lesikhathi; amadivaysi okucubungula izwi; izixazululo ze-RF; izingxenye ezihlukene; isitoreji sebhizinisi nezixazululo zokuxhumana, ubuchwepheshe bokuphepha kanye ne-scalable anti-tamper imikhiqizo; Izixazululo ze-Ethernet; Power-over-Ethernet ICs kanye midspans; kanye nekhono lokuklama ngokwezifiso namasevisi. Funda kabanzi ku www.microsemi.com.
Umlando Wokubuyekeza
Umlando wokubuyekeza uchaza izinguquko ezisetshenziswe kudokhumenti. Izinguquko zifakwe ohlwini ngokubukeza, kuqala ngokushicilelwa kwamanje.
1.1 Ukubuyekeza 10.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Izici Eziyinhloko Ezibuyekeziwe, ikhasi 3
- Kubuyekeziwe Umfanekiso 2, ikhasi 4.
- Kubuyekeziwe Ithebula 1, ikhasi 5
- Kubuyekeziwe Ithebula 2, ikhasi 6
1.2 Ukubuyekeza 9.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Izici Eziyinhloko Ezibuyekeziwe, ikhasi 3
- Kubuyekeziwe Ithebula 4, ikhasi 8
1.3 Ukubuyekeza 8.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Usekelo olungeziwe lokucushwa kwemizila engu-8 yezinhlobo zedatha ye-Raw-14, Raw-16 kanye ne-RGB-888.
- Kubuyekeziwe Umfanekiso 2, ikhasi 4.
- Ingxenye ebuyekeziwe Izici Ezibalulekile, ikhasi 3.
- Isigaba esibuyekeziwe se-mipi_csi2_rxdecoder, ikhasi 5.
- Kubuyekeziwe Ithebula 2, ikhasi 6 kanye neThebula 4, ikhasi 8.
1.4 Ukubuyekeza 7.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Kwengezwe izigaba ezisezingeni eliphansi Izici Eziyinhloko, ikhasi 3 kanye Nemindeni Esekelwe, ikhasi 3.
- Ithebula lesi-4 elibuyekeziwe, ikhasi 8.
- Kubuyekeziwe Umfanekiso 4, ikhasi 9 kanye noMfanekiso 5, ikhasi 9.
- Izigaba ezingeziwe Ilayisense, ikhasi 10, Imiyalelo yokufaka, ikhasi 11, kanye nokusetshenziswa kwezinsiza, ikhasi 12.
- Ukusekela Okubalulekile kwezinhlobo zedatha ye-Raw14, Raw16, kanye ne-RGB888 yomzila ongu-1, 2, no-4 wengeziwe.
1.5 Ukubuyekeza 6.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Isingeniso Esibuyekeziwe, ikhasi 3.
- Kubuyekeziwe Umfanekiso 2, ikhasi 4.
- Ithebula lesi-2 elibuyekeziwe, ikhasi 6.
- Ithebula lesi-4 elibuyekeziwe, ikhasi 8.
1.6 Ukubuyekeza 5.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Isingeniso Esibuyekeziwe, ikhasi 3.
- Isihloko esibuyekeziwe soMfanekiso 2, ikhasi 4.
- Kubuyekeziwe Ithebula 2, ikhasi 6 kanye neThebula 4, ikhasi 8.
1.7 Ukubuyekeza 4.0
Buyekeza idokhumenti ye-Libero SoC v12.1.
1.8 Ukubuyekeza 3.0
Okulandelayo isifinyezo sezinguquko ezenziwe kulesi sibuyekezo.
- Usekelo lohlobo lwedatha ye-RAW12 lwengeziwe.
- Kwengezwe isignali yokuphumayo ifreme_valid_o ku-IP, bheka Ithebula 2, ikhasi 6.
- Kwengezwe ipharamitha yokumisa ye-g_NUM_OF_PIXELS kuThebula 4, ikhasi 8.
1.9 Ukubuyekeza 2.0
Usekelo lohlobo lwedatha ye-RAW10 lwengeziwe.
1.10 Ukubuyekeza 1.0
Ukushicilelwa kokuqala kwalo mbhalo.
Isingeniso
I-MIPI CSI-2 iwumgomo ojwayelekile ochazwa umfelandawonye weMobile Industry Processor Interface (MIPI). Ukucaciswa kwe-Camera Serial Interface 2 (CSI-2) kuchaza ukuxhumana phakathi kwedivayisi yocingo (ikhamera) kanye nephrosesa yomsingathi (ibhendi eyisisekelo, injini yohlelo lokusebenza). Lo mhlahlandlela womsebenzisi uchaza isikhiphi se-MIPI CSI2 esamukeli se-PolarFire (MIPI CSI-2 RxDecoder), esikhipha amakhodi idatha kusuka kusixhumi esibonakalayo senzwa.
I-IP core isekela imizila eminingi (1, 2, 4, kanye nemizila engu-8) yezinhlobo zedatha ye-Raw-8, Raw-10, Raw-12, Raw-14, Raw-16, kanye ne-RGB-888.
I-MIPI CSI-2 isebenza ngezindlela ezimbili—imodi enesivinini esikhulu kanye nemodi yamandla aphansi. Kumodi yesivinini esikhulu, i-MIPI CSI-2 isekela ukuthuthwa kwedatha yesithombe kusetshenziswa iphakethe elifushane namafomethi ephakethe amade. Amaphakethe amafushane ahlinzeka ngokuvumelanisa kozimele kanye nolwazi lokuvumelanisa ulayini. Amaphakethe amade ahlinzeka ngolwazi lwe-pixel. Ukulandelana kwamaphakethe adlulisiwe kanje.
- Ukuqala kohlaka (iphakethe elifushane)
- Ukuqala komugqa (ongakukhetha)
- Amaphakethe edatha yezithombe ezimbalwa (amaphakethe amade)
- Isiphetho somugqa (ongakukhetha)
- Isiphetho sozimele (iphakethe elifushane)
Iphakethe elilodwa elide lilingana nomugqa owodwa wedatha yesithombe. Umfanekiso olandelayo ubonisa ukusakazwa kwedatha yevidiyo.
Umfanekiso 1 • Ukusakazwa Kwedatha Yevidiyo
2.1 Izici ezibalulekile
- Isekela izinhlobo zedatha ye-Raw-8, Raw-10, Raw-12, Raw-14, Raw-16, kanye ne-RGB-888 emigqeni engu-1, 2, 4, kanye no-8
- Isekela amaphikseli angu-4 ngewashi lephikseli ngalinye kumodi yemigqa emi-4 neyesi-8
- Isekela i-Native and AXI4 Stream Video Interface
- I-IP ayisekeli okwenziwayo kumodi yamandla aphansi
- I-IP ayisekeli Imodi Eshumekiwe/I-Virtual channel (ID).
2.2 Imindeni Esekelwe
- I-PolarFire® SoC
- I-PolarFire®
Ukuqaliswa kwe-Hardware
Lesi sigaba sichaza imininingwane yokusetshenziswa kwezingxenyekazi zekhompuyutha. Umfanekiso olandelayo ubonisa isisombululo sosamukeli se-MIPI CSI2 esiqukethe i-MIPI CSI2 RxDecoder IP. Le IP kufanele isetshenziswe ngokuhambisana namabhulokhi okusebenza ajwayelekile e-PolarFire ® MIPI IOD kanye ne-Phase-Locked Loop (PLL). I-MIPI CSI2 RxDecoder IP yakhelwe ukusebenza namabhulokhi e-PolarFIre MIPI IOG. Umfanekiso 2 ubonisa ukuxhumana kwephinikhodi kusuka ku-PolarFire IOG kuya ku-MIPI CSI2 RxDecoder IP. I-PLL iyadingeka ukuze kukhiqizwe iwashi elihambisanayo (iwashi lephikiseli). Iwashi lokufaka ku-PLL lizosuka kuphinikhodi yokukhipha engu-RX_CLK_R ye-IOG. I-PLL kufanele ilungiselelwe ukukhiqiza iwashi elihambisanayo, ngokusekelwe ku-MIPI_bit_clk kanye nenani lemizila esetshenzisiwe. Isibalo esisetshenziselwa ukubala iwashi elihambisanayo limi kanje.
CAM_CLOCK_I = (MIPI _ bit _ clk)/4
PARALLEL_CLOCK = (CAM_CLOCK_I x Num_of_Lanes x 8)/(g _ DATAWIDTH xg _ NUM _ OF _ PIXELS)
Umfanekiso olandelayo ubonisa ukwakheka kwe-MIPI CSI-2 Rx ye-PolarFire.
Umfanekiso 2 • I-Architecture ye-MIPI CSI-2 Rx Solution Yokucushwa Kwemizila emi-4
Isibalo esandulele sibonisa amamojula ahlukene ku-MIPI CSI2 RxDecoder IP. Uma isetshenziswa ngokuhambisana ne-PolarFire IOD Generic ne-PLL, le IP ingathola futhi inqume amaphakethe we-MIPI CSI2 ukuze kukhiqizwe idatha ye-pixel kanye namasiginali avumelekile.
3.1 Incazelo Yomklamo
Lesi sigaba sichaza amamojula ahlukene angaphakathi e-IP.
3.1.1 Embsync_detect
Le mojula ithola idatha evela ku-PolarFire IOG futhi ithola ikhodi eshumekiwe ye-SYNC kudatha etholiwe yomzila ngamunye. Le mojula iphinde iqondise idatha esuka emzileni ngamunye iye kukhodi ye-SYNC futhi iyithumele kumojula ye-mipi_csi2_rxdecoder ukuze kuqondwe iphakethe.
3.1.2 mipi_csi2_rxdecoder
Le mojula inquma amaphakethe amafushane angenayo namaphakethe amade futhi ikhiqize okuthi ifremu_start_o, ifremu_end_o, ifremu_valid_o, line_start_o, line_end_o, word_count_o, line_valid_o, kanye nokuphumayo kwedatha. Idatha ye-Pixel ifika phakathi kwesiqalo somugqa namasignali okuphela komugqa. Iphakethe elifushane liqukethe kuphela unhlokweni wephakethe futhi lisekela izinhlobo ezahlukene zedatha. I-MIPI CSI-2 Receiver IP Core isekela izinhlobo zedatha ezilandelayo zamaphakethe amafushane.
Ithebula 1 • Izinhlobo Zedatha Yephakethe Elifushane elisekelwayo
| Uhlobo Lwedatha | Incazelo |
| 0x00 | Ukuqala Kohlaka |
| 0x01 | Ukuphela kozimele |
Iphakethe elide liqukethe idatha yesithombe. Ubude bephakethe bunqunywa ukulungiswa okuvundlile, lapho inzwa yekhamera ilungiswa khona. Lokhu kungabonwa kusiginali ye-word_count_o ephumayo ngamabhayithi.
Umfanekiso olandelayo ubonisa ukusetshenziswa kwe-FSM kwedekhoda.
Umfanekiso 3 • Ukuqaliswa Kwe-FSM Kwedekhoda
- Ukuqala Kohlaka: Lapho uthola iphakethe lokuqala lohlaka, khiqiza ishayela lokuqalisa kohlaka, bese ulinda ukuqala komugqa.
- Ukuqala Komugqa: Lapho uthola inkomba yokuqala komugqa, yenza ukushaya kwenhliziyo komugqa.
- Isiphetho Somugqa: Lapho ukhiqiza ukushaya komugqa wokuqala, gcina idatha ye-pixel, bese ukhiqiza ukushaya kokuphela komugqa. Phinda Isinyathelo sesi-2 no-3 kuze kube yilapho iphakethe lokuphela kwefreyimu litholwa.
- Ukuphela Kozimele: Lapho uthola iphakethe lokugcina lozimele, khiqiza i-pulse yokuphela kozimele. Phinda izinyathelo ezingenhla kuwo wonke amafreyimu.
I-CAM_CLOCK_I kufanele ilungiselelwe imvamisa yenzwa yesithombe, ukuze kucutshungulwe idatha engenayo, kungakhathaliseki ukuthi i-Num_of_lanes_i elungiselelwe umzila owodwa, imizila emibili, noma imizila emine.
I-IP isekela izinhlobo zedatha ye-Raw-8, Raw-10, Raw-12, Raw-14, Raw-16, kanye ne-RGB-888. Iphikseli eyodwa ngewashi ngalinye itholwa ku-data_out_o uma i-g_NUM_OF_PIXELS isethwe kwaba iyodwa. Uma i-g_NUM_OF_PIXELS isethelwe ku-4 khona-ke amaphikseli amane iwashi ngalinye ayathunyelwa futhi iwashi elihambisanayo kufanele limiswe izikhathi ezingu-4 ngaphansi kwekesi evamile. Amaphikseli amane ekucushweni kwewashi ngalinye kunikeza umsebenzisi amandla okusebenzisa idizayini yakhe ngokulungiswa okuphezulu namazinga aphezulu edatha yekhamera, okwenza kube lula ukuhlangabezana nezikhathi zedizayini. Ukuze ubonise idatha yesithombe evumelekile, isignali ephumayo ye-line_valid_o ithunyelwa. Noma kunini uma kuthiwa iphakeme, idatha yephikseli ephumayo iyasebenza.
3.2 Okokufaka kanye Nemiphumela
Ithebula elilandelayo libonisa izimbobo zokufaka neziphumayo zamapharamitha wokucushwa kwe-IP.
Ithebula 2 • Izimbobo Zokufaka Neziphumayo Zokuxhumanisa Kwevidiyo Yomdabu
| Igama Lesignali | Isiqondiso | Ububanzi | Incazelo |
| I-CAM_CLOCK_I | Okokufaka | 1 | Iwashi lenzwa yesithombe |
| PARALLEL_CLOCK_I | Okokufaka | 1 | Iwashi le-Pixel |
| SETHA KABUSHA_N_I | Okokufaka | 1 | Isignali yokusetha kabusha ephansi esebenzayo e-Asynchronous |
| L0_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 1 |
| L1_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 2 |
| L2_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 3 |
| L3_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 4 |
| L4_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 5 |
| L5_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 6 |
| L6_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 7 |
| L7_HS_DATA_I | Okokufaka | 8-bits | Idatha yokufaka isivinini esikhulu ukusuka kumzila 8 |
| L0_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ephozithivu esuka kulayini wokuqala. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L0_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufakwayo kwamandla aphansi enegethivu ukusuka kumzila wokuqala |
| L1_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ehle ukusuka kulayini wesibili. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L1_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu esuka kumzila wesibili |
| L2_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ehle ukusuka kulayini wesithathu. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L2_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu esuka kumzila wesithathu |
| L3_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ehle ukusuka kulayini wesine. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L3_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu ukusuka kumzila wesine |
| L4_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ehle ukusuka kulayini wesihlanu. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L4_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu ukusuka kumzila wesihlanu |
| L5_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ephozithivu esuka kulayini wesithupha. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L5_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu esuka kumzila wesithupha |
| L6_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ehle ukusuka kulayini wesikhombisa. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L6_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu esuka kulayini wesikhombisa |
| L7_LP_DATA_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi ehle ukusuka kulayini wesishiyagalombili. Inani elizenzakalelayo lingu-0 le-PolarFire ne-PolarFire SoC. |
| L7_LP_DATA_N_I | Okokufaka | 1 | Idatha yokufaka yamandla aphansi enegethivu ukusuka kumzila wesishiyagalombili |
| idatha_out_o | Okukhiphayo | g_DATAWIDT H*g_NUM_OF _AMAPHIKISI-1: 0 |
I-8-bit, 10-bit, 12-bit, 14-bit, 16-bit, ne-RGB-888 (24-bit) enephikseli eyodwa iwashi ngalinye. 32-bit, 40-bit, 48-bit, 56-bit, 64-bit, no-96-bit ngamaphikseli amane iwashi ngalinye. |
| umugqa_uvumelekile_o | Okukhiphayo | 1 | Idatha ephumayo evumelekile. Igonyelwa phezulu uma i-data_out_o isebenza |
| Uhlaka_qalisa_o | Okukhiphayo | 1 | Kugonyelwa ukuphakama kwewashi elilodwa lapho ukuqala kozimele kutholwa emaphaketheni angenayo |
| ifremu_end_o | Okukhiphayo | 1 | Kugonyelwa ukuphakama kwewashi elilodwa lapho ukuphela kozimele kutholwa emaphaketheni angenayo |
| Uhlaka_luvumelekile_o | Okukhiphayo | 1 | Kugonyelwe ukuphakama kwewashi elilodwa kuyo yonke imigqa esebenzayo kuhlaka |
| umugqa_qalisa_o | Okukhiphayo | 1 | Kugonyelwa ukuphakama kwewashi elilodwa lapho ukuqala komugqa kutholwa emaphaketheni angenayo |
| umugqa_ukuphela_o | Okukhiphayo | 1 | Kugonyelwa ukuphakama kwewashi elilodwa lapho ukuphela komugqa kutholwa emaphaketheni angenayo |
| izwi_isibalo_o | Okukhiphayo | 16-bits | Imele inani le-pixel ngamabhayithi |
| ecc_error_o | Okukhiphayo | 1 | Isignali yephutha ebonisa ukungafani kwe-ECC |
| idatha_type_o | Okukhiphayo | 8-bits | Imele uhlobo lwedatha yephakethe |
3.3 Imbobo yokusakaza ye-AXI4
Ithebula elilandelayo libonisa izimbobo zokufaka neziphumayo ze-AXI4 Stream Port.
Ithebula 3 • Izimbobo ze-AXI4 Stream Interface yevidiyo
| Igama Lembobo | Uhlobo | Ububanzi | Incazelo |
| SETHA KABUSHA_N_I | Okokufaka | 1 bit | Ukusetha kabusha okuphansi kwe-asynchronous okusebenzayo isignali yokuklama. |
| IWASHI_I | Okokufaka | 1 bit | Iwashi lesistimu |
| TDATA_O | Okukhiphayo | g_NUM_OF_PIXELS*g_DATAWIDTH bit | Idatha Yevidiyo Yokukhipha |
| TVALID_O | Okukhiphayo | 1 bit | Ulayini Wokukhiphayo Uvumelekile |
| I-TLAST_O | Okukhiphayo | 1 bit | Isignali yokuphela kozimele wokukhiphayo |
| TUSER_O | Okukhiphayo | 4 bit | kancane 0 = Ukuphela kohlaka kancane 1 = engasetshenzisiwe kancane 2 = engasetshenzisiwe kancane 3 = Uhlaka luyasebenza |
| TSTRB_O | Okukhiphayo | g_DATAWIDTH /8 | I-strobe Yedatha Yevidiyo Yokukhiphayo |
| TKEEP_O | Okukhiphayo | g_DATAWIDTH /8 | Gcina Idatha Yevidiyo Yokukhiphayo |
3.4 Amapharamitha wokumisa
Ithebula elilandelayo libala incazelo yemingcele yokumisa esetshenziswa ekusetshenzisweni kwehadiwe yebhulokhi ye-MIPI CSI-2 Rx Decoder. Amapharamitha ajwayelekile futhi angahluka ngokuya ngezidingo zohlelo lokusebenza.
Ithebula 4 • Amapharamitha wokumisa
| Igama | Incazelo |
| Ububanzi Bedatha | Faka ububanzi bedatha yephikseli. Isekela 8-bits, 10-bits, 12-bits, 14-bits, 16-bits, kanye 24-bits (RGB 888) |
| Ububanzi Bendlela | Inombolo yemigqa ye-MIPI. • Isekela imizila engu-1, 2, 4, no-8 |
| Inombolo yamaphikseli | Izinketho ezilandelayo ziyatholakala: 1: Iphikseli eyodwa ngewashi ngalinye 4: Amaphikseli amane iwashi ngalinye anefrikhwensi yewashi le-pixel ancishiswe izikhathi ezine (atholakala kuphela emzileni ongu-4 noma kumodi yomugqa wesi-8). |
| I-Input Data | Izinketho zokuguqula idatha engenayo zimi kanje: 0: ayiguquli idatha engenayo 1: iguqula idatha engenayo |
| Usayizi we-FIFO | Ububanzi Bekheli Be-Byte2PixelConversion FIFO, Isekelwe Kububanzi: 8 ukuya ku-13. |
| Isiguquli Sevidiyo | I-Native and AXI4 Stream Video Interface |
3.5 Umdwebo wesikhathi
Izigaba ezilandelayo zibonisa imidwebo yesikhathi.
3.5.1 Iphakethe Elide
Umfanekiso olandelayo ubonisa i-waveform yesikhathi yephakethe elide.
Umfanekiso 4 • Isikhathi se-Waveform sephakethe elide
3.5.2 Iphakethe Elifushane
Umfanekiso olandelayo ubonisa i-waveform yesikhathi yephakethe lokuqala lozimele.
Umfanekiso 5 • I-Waveform Yesikhathi Sephakethe Lokuqala Lohlaka
Ilayisensi
I-MIPICSI2 RxDecoder IP clear RTL ilayisense ikhiyiwe futhi i-RTL ebethelwe iyatholakala mahhala.
4.1 Ibethelwe
Ikhodi ye-RTL ephelele inikezwa okubalulekile, okuvumela okubalulekile ukuthi kuqiniswe ngethuluzi le-Smart Design. Ukulingisa, ukuhlanganisa, nesakhiwo kungenziwa ngaphakathi kwe-Libero® System-on-Chip (SoC). Ikhodi ye-RTL yengqikithi ibethelwe.
4.2 RTL
Ikhodi yomthombo egcwele ye-RTL inikeziwe ngomongo.
Imiyalelo yokufaka
Ingqikithi kufanele ifakwe kusofthiwe ye-Libero. Kwenziwa ngokuzenzakalelayo ngomsebenzi wokubuyekeza Ikhathalogi ku-Libero, noma i-CPZ file ingangezwa mathupha kusetshenziswa isici sekhathalogi ethi Engeza Core. Kanye ne-CPZ file ifakwe ku-Libero, okuyisisekelo kungalungiswa, kwenziwe, futhi kufakwe ngaphakathi kwe-Smart Design ukuze ifakwe kuphrojekthi ye-Libero.
Ukuze uthole eminye imiyalelo ngokufaka okuwumongo, ukunikwa kwelayisensi, kanye nokusetshenziswa okuvamile, bheka Usizo Lwe-inthanethi lwe-Libero SoC.
Ukusetshenziswa Kwezinsiza
Ithebula elilandelayo libonisa ukusetshenziswa kwensiza njengeampI-le MIPI CSI-2 Receiver Core isetshenziswe ku-PolarFire FPGA (iphakheji ye-MPF300TS-1FCG1152I) yokucushwa kwe-RAW 10 kanye nemizila engu-4.
Ithebula 5 • Ukusetshenziswa Kwezinsiza
| Isici | Ukusetshenziswa |
| Ama-DFF | 1327 |
| 4-okufakiwe kwe-LUT | 1188 |
| Ama-LSRAM | 12 |
Ukubuyekezwa kwe-Microsemi Proprietary UG0806 10.0
Amadokhumenti / Izinsiza
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I-MICROCHIP UG0806 MIPI CSI-2 Receiver Decoder ye-PolarFire [pdf] Umhlahlandlela Womsebenzisi UG0806 MIPI CSI-2 Receiver Decoder for PolarFire, UG0806, MIPI CSI-2 Receiver Decoder for PolarFire, MIPI CSI-2 Receiver Decoder, Receiver Decoder, Decoder |




