UG0806
Bukana ea Mosebelisi
MIPI CSI-2 Receiver Decoder Bakeng sa PolarFire
UG0806 MIPI CSI-2 Receiver Decoder bakeng sa PolarFire
Ntlo-khōlō ea Microsemi
Khoebo e le 'ngoe, Aliso Viejo, CA 92656 USA
Ka hare ho USA: +1 800-713-4113
Kantle ho USA: +1 949-380-6100
Lithekiso: +1 949-380-6136
Fax: +1 949-215-4996
Lengolo-tsoibila: sales.support@microsemi.com
www.microsemi.com
©2021 Microsemi, e leng lekala le felletseng la Microchip Technology Inc. Litokelo tsohle li sirelelitsoe. Microsemi le logo ea Microsemi ke matšoao a ngolisitsoeng a Microsemi Corporation. Matshwao a mang kaofela a kgwebo le matshwao a ditshebeletso ke thepa ya beng ba ona ka ho fapana.
Microsemi ha e fane ka tiisetso, boemeli, kapa tiiso mabapi le tlhahisoleseding e teng mona kapa ho lekana ha lihlahisoa le litšebeletso tsa eona bakeng sa morero ofe kapa ofe, leha e le hore Microsemi ha e nke boikarabelo leha e le bofe bo hlahang ka lebaka la kopo kapa tšebeliso ea sehlahisoa leha e le sefe kapa potoloho. Lihlahisoa tse rekisoang ka tlase mona le lihlahisoa tse ling tse rekisoang ke Microsemi li 'nile tsa lekoa ka mokhoa o lekanyelitsoeng' me ha lia lokela ho sebelisoa hammoho le lisebelisoa tsa bohlokoa tsa mosebetsi kapa likopo. Litlhaloso life kapa life tsa ts'ebetso ho lumeloa hore lia tšepahala empa ha lia netefatsoa, 'me Moreki o tlameha ho tsamaisa le ho tlatsa ts'ebetso eohle le liteko tse ling tsa lihlahisoa, a le mong, hammoho le, kapa a kentsoe, lihlahisoa life kapa life tsa ho qetela. Moreki a ke ke a itšetleha ka lintlha leha e le life le litlhaloso tsa ts'ebetso kapa litekanyetso tse fanoeng ke Microsemi. Ke boikarabello ba Moreki ho iketsetsa qeto ea hore na lihlahisoa life kapa life lia tšoaneleha le ho etsa liteko le ho netefatsa se tšoanang. Boitsebiso bo fanoeng ke Microsemi mona ka tlase bo fanoe "joalokaha bo le teng, bo hokae" le ka liphoso tsohle, 'me kotsi eohle e amanang le boitsebiso bo joalo ke ka ho feletseng le Moreki. Microsemi ha e fane, ka ho hlaka kapa ka mokhoa o hlakileng, ho mokga leha e le ofe litokelo tsa patent, li-license, kapa litokelo tse ling tsa IP, ebang ke mabapi le boitsebiso bo joalo ka boeona kapa ntho leha e le efe e hlalositsoeng ke boitsebiso bo joalo. Tlhahisoleseding e fanoeng tokomaneng ena ke ea mong'a Microsemi, 'me Microsemi e na le tokelo ea ho etsa liphetoho leha e le life tlhahisoleseding e tokomaneng ena kapa ho lihlahisoa leha e le life le litšebeletso ka nako leha e le efe ntle le tsebiso.
Mabapi le Microsemi
Microsemi, motlatsi oa ka ho feletseng oa Microchip Technology Inc. (Nasdaq: MCHP), e fana ka mosebetsi o pharaletseng oa semiconductor le mekhoa ea tsamaiso bakeng sa sebaka sa lifofane le tšireletso, puisano, setsi sa data le limmaraka tsa indasteri. Lihlahisoa li kenyelletsa li-circuits tse kopantsoeng tse sebetsang hantle le tse nang le mahlaseli a kotsi, li-FPGA, SoCs le ASIC; lihlahisoa tsa tsamaiso ea matla; lisebelisoa tsa nako le tsa ho hokahanya le litharollo tsa nako tse nepahetseng, tse behang maemo a lefats'e bakeng sa nako; lisebelisoa tsa ho sebetsana le lentsoe; RF tharollo; likarolo tse ikhethang; polokelo ea khoebo le tharollo ea likhokahano, mahlale a ts'ireletso le anti-t scalableamplihlahisoa tsa er; Litharollo tsa Ethernet; Matla-over-Ethernet ICs le midspans; hammoho le bokhoni le litšebeletso tsa moralo oa tloaelo. Ithute haholoanyane ho www.microsemi.com.
Nalane ea Phetoho
Nalane ea ntlafatso e hlalosa liphetoho tse kentsoeng tšebetsong tokomaneng. Liphetoho li thathamisitsoe ka ntlafatso, ho qala ka khatiso ea morao-rao.
1.1 Phetoho ea 10.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Likarolo tsa Bohlokoa tse ntlafalitsoeng, leqepheng la 3
- Setšoantšo sa 2 se ntlafalitsoeng, leqepheng la 4.
- Letlapa la 1 le ntlafalitsoeng, leqepheng la 5
- Letlapa la 2 le ntlafalitsoeng, leqepheng la 6
1.2 Phetoho ea 9.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Likarolo tsa Bohlokoa tse ntlafalitsoeng, leqepheng la 3
- Letlapa la 4 le ntlafalitsoeng, leqepheng la 8
1.3 Phetoho ea 8.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Tšehetso e ekelitsoeng bakeng sa tlhophiso ea litsela tse 8 bakeng sa mefuta ea data ea Raw-14, Raw-16 le RGB-888.
- Setšoantšo sa 2 se ntlafalitsoeng, leqepheng la 4.
- Karolo e nchafalitsoeng Likarolo tsa Bohlokoa, leqepheng la 3.
- Karolo e ntlafalitsoeng ea mipi_csi2_rxdecoder, leqepheng la 5.
- Lethathamo la 2 le ntlafalitsoeng, leqepheng la 6 le la 4, leqepheng la 8.
1.4 Phetoho ea 7.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Likarolo tse nyane tse ekelitsoeng Likarolo tsa Bohlokoa, leqephe la 3 le Malapa a Tšehetsoeng, leqephe la 3.
- Letlapa la 4 le ntlafalitsoeng, leqepheng la 8.
- Setšoantšo se ntlafalitsoeng sa 4, leqepheng la 9 le setšoantšo sa 5, leqepheng la 9.
- Likarolo tse ekelitsoeng License, leqephe la 10, Litaelo tsa Tlhophiso, leqephe la 11, le Tšebeliso ea Mehloli, leqephe la 12.
- Ts'ehetso ea Core bakeng sa mefuta ea data ea Raw14, Raw16, le RGB888 bakeng sa litselana tse 1, 2 le tse 4 li kentsoe.
1.5 Phetoho ea 6.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Selelekela se ntlafalitsoeng, leqepheng la 3.
- Setšoantšo sa 2 se ntlafalitsoeng, leqepheng la 4.
- Letlapa la 2 le ntlafalitsoeng, leqepheng la 6.
- Letlapa la 4 le ntlafalitsoeng, leqepheng la 8.
1.6 Phetoho ea 5.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Selelekela se ntlafalitsoeng, leqepheng la 3.
- Sehlooho se ntlafalitsoeng sa setšoantšo sa 2, leqepheng la 4.
- Lethathamo la 2 le ntlafalitsoeng, leqepheng la 6 le la 4, leqepheng la 8.
1.7 Phetoho ea 4.0
E ntlafalitse tokomane ea Libero SoC v12.1.
1.8 Phetoho ea 3.0
Se latelang ke kakaretso ea liphetoho tse entsoeng tokisong ena.
- Ts'ehetso ea mofuta oa data ea RAW12 e kentsoe.
- Ho kenyelelitsoe foreimi_valid_o letšoao la tlhahiso ho IP, bona Letlapa la 2, leqephe la 6.
- E kentse g_NUM_OF_PIXELS paramethara ea tlhophiso ho Lethathamo la 4, leqepheng la 8.
1.9 Phetoho ea 2.0
Ts'ehetso ea mofuta oa data ea RAW10 e kentsoe.
1.10 Phetoho ea 1.0
Khatiso ea pele ea tokomane ena.
Selelekela
MIPI CSI-2 ke tlhophiso e tloaelehileng e hlalosoang ke selekane sa Mobile Industry processor Interface (MIPI). Tlhaloso ea Khamera Serial Interface 2 (CSI-2) e hlalosa khokahano lipakeng tsa sesebelisoa sa peripheral (khamera) le processor ea moamoheli (base-band, enjine ea ts'ebeliso). Tataiso ena ea mosebelisi e hlalosa seamoheli sa MIPI CSI2 se amohelang PolarFire (MIPI CSI-2 RxDecoder), se khethollang data ho tsoa ho sebopeho sa sensor.
IP core e ts'ehetsa litselana tse ngata (1, 2, 4, le 8 lane) bakeng sa mefuta ea data ea Raw-8, Raw-10, Raw-12, Raw-14, Raw-16, le RGB-888.
MIPI CSI-2 e sebetsa ka mekhoa e 'meli-mokhoa oa lebelo le phahameng le matla a tlase. Ka mokhoa oa lebelo le phahameng, MIPI CSI-2 e ts'ehetsa ho tsamaisoa ha data ea setšoantšo ho sebelisa pakete e khuts'oane le lifomate tse telele tsa lipakete. Lipakete tse khutšoane li fana ka kamahanyo ea foreime le tlhahisoleseling ea kamahanyo ea mela. Lipakete tse telele li fana ka lintlha tsa pixel. Tatellano ea lipakete tse fetisoang ke tse latelang.
- Ho qala ha foreimi (pakete e khuts'oane)
- Ho qala mola (ho ikhethela)
- Lipakete tse fokolang tsa data tsa litšoantšo (lipakete tse telele)
- Qetello ea mohala (ho ikhethela)
- Qetello ea foreimi (pakete e khuts'oane)
Pakete e le 'ngoe e telele e lekana le mola o le mong oa data ea setšoantšo. Setšoantšo se latelang se bonts'a phallo ea data ea video.
Setšoantšo sa 1 • Phallo ea Boitsebiso ba Video
2.1 Likarolo tsa Bohlokoa
- E ts'ehetsa mefuta ea data ea Raw-8, Raw-10, Raw-12, Raw-14, Raw-16, le RGB-888 bakeng sa litsela tse 1, 2, 4, le 8.
- E tšehetsa lipikselse tse 4 ka oache ea pixel bakeng sa mekhoa ea litsela tse 4 le tse 8
- E tšehetsa Native le AXI4 Stream Video Interface
- IP ha e tšehetse litšebelisano ka mokhoa o fokolang oa matla
- IP ha e tšehetse mokhoa oa Embedded/Virtual channel (ID).
2.2 Malapa a Tšehetsoeng
- PolarFire® SoC
- PolarFire®
Lisebelisoa tsa Hardware
Karolo ena e hlalosa lintlha tsa ts'ebetsong ea hardware. Setšoantšo se latelang se bontša tharollo ea MIPI CSI2 ea moamoheli e nang le MIPI CSI2 RxDecoder IP. IP ena e tlameha ho sebelisoa hammoho le li-block tsa PolarFire ® MIPI IOD tsa generic le Phase-Locked Loop (PLL). MIPI CSI2 RxDecoder IP e etselitsoe ho sebetsa le li-blocks tsa PolarFIre MIPI IOG. Setšoantšo sa 2 se bontša khokahanyo ea phini ho tloha ho PolarFire IOG ho ea ho MIPI CSI2 RxDecoder IP. PLL ea hlokahala ho hlahisa oache e bapileng (pixel oache). Oache ea ho kenya PLL e tla tsoa ho RX_CLK_R pin ea tlhahiso ea IOG. PLL e tlameha ho hlophisoa ho hlahisa oache e ts'oanang, ho latela MIPI_bit_clk le palo ea litselana tse sebelisitsoeng. Equation e sebelisoang ho bala oache e bapileng ke e latelang.
CAM_CLOCK_I = (MIPI _ bit _ clk)/4
PARALLEL_CLOCK = (CAM_CLOCK_I x Num_of_Lanes x 8)/(g _ DATAWIDTH xg _ NUM _ OF _ PIXELS)
Setšoantšo se latelang se bontša meralo ea MIPI CSI-2 Rx bakeng sa PolarFire.
Setšoantšo sa 2 • Moralo oa MIPI CSI-2 Rx Tharollo bakeng sa Tlhophiso ea Lane e 4
Palo e fetileng e bonts'a li-module tse fapaneng ho MIPI CSI2 RxDecoder IP. Ha e sebelisoa hammoho le PolarFire IOD Generic le PLL, IP ena e ka amohela le ho khetholla lipakete tsa MIPI CSI2 ho hlahisa data ea pixel hammoho le matšoao a nepahetseng.
3.1 Tlhaloso ea Moqapi
Karolo ena e hlalosa li-module tse fapaneng tsa ka hare tsa IP.
3.1.1 Embsync_bona
Mojule ona o fumana data ho tsoa ho PolarFire IOG mme e bona khoutu e kentsoeng ea SYNC ho data e amoheloang ea lane ka 'ngoe. Mojule ona o boetse o hokahanya data ho tloha tseleng e 'ngoe le e' ngoe ho ea ho khoutu ea SYNC ebe e e romella ho mipi_csi2_rxdecoder module bakeng sa ho hlophisa pakete.
3.1.2 mipi_csi2_rxdecoder
Mojule ona o khetha lipakete tse khutšoane tse kenang le lipakete tse telele mme o hlahisa foreime_start_o, foreimi_end_o, foreimi_valid_o, line_start_o, line_end_o, word_count_o, line_valid_o, le data_out_o outputs. Lintlha tsa pixel li fihla lipakeng tsa ho qala mohala le matšoao a ho qetela a mohala. Pakete e khuts'oane e na le hlooho ea pakete feela mme e ts'ehetsa mefuta e fapaneng ea data. MIPI CSI-2 Receiver IP Core e ts'ehetsa mefuta e latelang ea data bakeng sa lipakete tse khutšoane.
Letlapa la 1 • Mefuta ea Boitsebiso ba Pakete e Khutšoane e tšehelitsoeng
Mofuta oa data | Tlhaloso |
0x00 | Frame Qala |
0x01 | Qetello ea Frame |
Pakete e telele e na le data ea setšoantšo. Bolelele ba pakete bo khethoa ke qeto e otlolohileng, eo sensor ea khamera e lokiselitsoeng ho eona. Sena se ka bonoa lentsoeng la lentsoe_count_o la tlhahiso ka li-byte.
Papiso e latelang e bonts'a ts'ebetsong ea FSM ea decoder.
Setšoantšo sa 3 • Phethahatso ea FSM ea Dekhouta
- Ho qala ha Frame: Ha u amohela pakete ea ho qala foreimi, hlahisa foreimi e qalang, ebe u emela hore mohala o qale.
- Tsela ea ho Qala: Ha u fumana letšoao la ho qala, hlahisa mohala oa ho qala mohala.
- Qetello ea Mohala: Ha o hlahisa mohala o qala ho otla, boloka data ea pixel, ebe o hlahisa molumo oa ho qetela oa mohala. Pheta Mohato oa 2 le oa 3 ho fihlela pakete ea ho qetela ea foreimi e amoheloa.
- Qetello ea Frame: Ha u amohela pakete ea ho qetela ea foreimi, hlahisa sekhahla sa ho qetela sa foreimi. Pheta mehato e ka holimo bakeng sa liforeimi tsohle.
CAM_CLOCK_I e tlameha ho hlophisoa ho frequency sensor ea setšoantšo, ho sebetsana le data e kenang, ho sa tsotelehe Num_of_lanes_i e hlophisitsoeng ka tsela e le 'ngoe, litselana tse peli, kapa litsela tse' nè.
IP e tšehetsa mefuta ea data ea Raw-8, Raw-10, Raw-12, Raw-14, Raw-16, le RGB-888. pixel e le 'ngoe ka tshupanako e amoheloa ho data_out_o haeba g_NUM_OF_PIXELS e behiloe ho e le 'ngoe. Haeba g_NUM_OF_PIXELS e behiloe ho 4 ho tla romelloa lipikselse tse 'ne ka oache 'me oache e bapileng e lokeloa ho hlophisoa ka makhetlo a 4 ho feta tekano e tloaelehileng. Lipikselse tse 'ne ka nako e 'ngoe le e 'ngoe ea lioache li fa mosebelisi monyetla oa ho tsamaisa moralo oa bona ka liqeto tse phahameng le litekanyetso tse phahameng tsa data tsa khamera, e leng se nolofalletsang ho kopana le linako tsa moralo. Ho bonts'a data e nepahetseng ea setšoantšo, ho romelloa lets'oao la line_valid_o. Nako le nako ha ho boleloa hore e phahame, data ea pixel ea tlhahiso e nepahetse.
3.2 Lintho tse kenang le tse hlahisoang
Tafole e latelang e thathamisa likou tsa ho kenya le tse tsoang ho li-parameter tsa tlhophiso ea IP.
Letlapa la 2 • Li-ports tsa Input and Output for Native Video Interface
Lebitso la Letshwao | Tataiso | Bophara | Tlhaloso |
CAM_CLOCK_I | Kenyeletso | 1 | Oache ea sensor ea setšoantšo |
PARALLEL_CLOCK_I | Kenyeletso | 1 | Oache ea pixel |
RESET_N_I | Kenyeletso | 1 | Letšoao la ho seta bocha ha asynchronous |
L0_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 1 |
L1_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 2 |
L2_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 3 |
L3_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 4 |
L4_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 5 |
L5_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 6 |
L6_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 7 |
L7_HS_DATA_I | Kenyeletso | 8-bits | Lintlha tse kentsoeng ka lebelo le phahameng ho tsoa lane 8 |
L0_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa lane ea pele. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L0_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse fosahetseng tsa ho kenya matla a tlase ho tsoa lane ea pele |
L1_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa lane ea bobeli. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L1_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa ho kenya matla a tlase ho tsoa lane ea bobeli |
L2_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa tseleng ea boraro. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L2_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa ho kenya matla a tlase ho tsoa tseleng ea boraro |
L3_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa lane ea bone. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L3_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa ho kenya matla a tlase ho tsoa lane ea bone |
L4_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa lane ea bohlano. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L4_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa ho kenya matla a tlase ho tsoa lane ea bohlano |
L5_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa lane ea botšelela. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L5_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa tlhahiso ea matla a tlase ho tsoa lane ea botšelela |
L6_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tloha moleng oa bosupa. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L6_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa tlhahiso ea matla a tlase ho tloha moleng oa bosupa |
L7_LP_DATA_I | Kenyeletso | 1 | Lintlha tse ntle tsa matla a tlase ho tsoa lane ea borobeli. Boleng ba kamehla ke 0 bakeng sa PolarFire le PolarFire SoC. |
L7_LP_DATA_N_I | Kenyeletso | 1 | Lintlha tse mpe tsa ho kenya matla a tlase ho tsoa lane ea borobeli |
data_out_o | Sephetho | g_DATAWIDT H*g_NUM_OF _PIXELS-1: 0 |
8-bit, 10-bit, 12-bit, 14-bit, 16-bit, le RGB-888 (24-bit) ka pixel e le 'ngoe ka oache. 32-bit, 40-bit, 48-bit, 56-bit, 64-bit, le 96-bit ka lipikselse tse 'nè ka oache. |
mola_o nepahetseng_o | Sephetho | 1 | Tlhahiso e nepahetseng ea data. E tiisitsoe holimo ha data_out_o e sebetsa |
frame_start_o | Sephetho | 1 | E phahame bakeng sa oache e le 'ngoe ha foreimi e qala ho fumanoa lipaketeng tse kenang |
foreimi_qetellong_o | Sephetho | 1 | E phahame bakeng sa oache e le 'ngoe ha pheletso ea foreimi e fumanoa lipaketeng tse kenang |
frame_valid_o | Sephetho | 1 | E phahame bakeng sa oache e le 'ngoe bakeng sa mela eohle e sebetsang foreiming |
mola_start_o | Sephetho | 1 | E tiisitsoe holimo bakeng sa oache e le 'ngoe ha mohala o qala o fumanoa lipaketeng tse kenang |
mola_qetellong_o | Sephetho | 1 | E tiisitsoe holimo bakeng sa oache e le 'ngoe ha moeli oa mohala o fumanoa lipaketeng tse kenang |
lentsoe_palo_o | Sephetho | 16-bits | E emela boleng ba pixel ka li-byte |
ecc_error_o | Sephetho | 1 | Letšoao la phoso le bontšang hore ECC ha e lumellane |
data_type_o | Sephetho | 8-bits | E emela mofuta oa data oa pakete |
3.3 AXI4 Stream Port
Tafole e latelang e thathamisa likou tsa ho kenya le tse tsoang ho AXI4 Stream Port.
Letlapa la 3 • Likou tsa AXI4 Stream Video Interface
Lebitso la Port | Mofuta | Bophara | Tlhaloso |
RESET_N_I | Kenyeletso | 1 bit | E sebetsa e tlase asynchronous reset sesupo sa ho rala. |
clock_I | Kenyeletso | 1 bit | Ts'ebetso ea nako |
TDATA_O | Sephetho | g_NUM_OF_PIXELS*g_DATAWIDTH biti | Lintlha tsa Video tse hlahisoang |
TVALID_O | Sephetho | 1 bit | Mola oa Sephetho oa sebetsa |
TLAST_O | Sephetho | 1 bit | Lets'oao la ho qetela la foreimi ea tlhahiso |
TUSER_O | Sephetho | 4 bit | hanyane 0 = Qetello ea foreimi bit 1 = e sa sebelisoe bit 2 = e sa sebelisoe bit 3 = Frame e sebetsa |
TSTRB_O | Sephetho | g_DATAWIDTH /8 | Sephetho sa Video Data strobe |
TKEEP_O | Sephetho | g_DATAWIDTH /8 | Sephetho sa Video Data Boloka |
3.4 Mekhahlelo ea Tlhophiso
Tafole e latelang e thathamisa tlhaloso ea li-parameter tsa tlhophiso tse sebelisoang ts'ebetsong ea hardware ea MIPI CSI-2 Rx Decoder block. Ke liparamente tse akaretsang 'me li ka fapana ho latela litlhoko tsa kopo.
Lethathamo la 4 • Li-Parameters tsa Tlhophiso
Lebitso | Tlhaloso |
Bophara ba Boitsebiso | Kenya bophara ba data ea pixel. E ts'ehetsa 8-bits, 10-bits, 12-bits, 14-bits, 16-bits, le 24-bits (RGB 888) |
Bophara ba Lane | Palo ea litsela tsa MIPI. • E ts'ehetsa litselana tse 1, 2, 4, le 8 |
Palo ea Pixels | Likhetho tse latelang lia fumaneha: 1: Pixel e le 'ngoe ka oache 4: Lipikselse tse 'ne ka oache e nang le maqhubu a oache ea pixel e fokotsoe makhetlo a mane (e fumaneha feela ka lane e 4 kapa 8 lane mode). |
Kenya data Invert | Likhetho tsa ho fetolela data e kenang ke tse latelang: 0: ha e fetole data e kenang 1: e khelosa data e kenang |
Boholo ba FIFO | Bophara ba Aterese ea Byte2PixelConversion FIFO, e Tšehetsoa ho Range: 8 ho isa ho 13. |
Phatlalatso ea Video | Native le AXI4 Stream Video Interface |
3.5 Setšoantšo sa Nako
Likarolo tse latelang li bontša litšoantšo tsa nako.
3.5.1 Phakete e telele
Setšoantšo se latelang se bonts'a sebopeho sa nako sa pakete e telele.
Setšoantšo sa 4 • Nako ea Waveform ea Long Packet
3.5.2 Pakete e Khutšoane
Setšoantšo se latelang se bonts'a sebopeho sa nako sa leqhubu la foreimi ea ho qala pakete.
Setšoantšo sa 5 • Nako ea Waveform ea Frame Start Packet
Laesense
MIPICSI2 RxDecoder IP clear RTL e notletsoe laesense 'me RTL e kentsoeng e fumaneha mahala.
4.1 E patiloe
Khoutu e felletseng ea RTL e fanoe bakeng sa mantlha, e lumellang mantlha hore e hlahisoe ka sesebelisoa sa Smart Design. Ketsiso, synthesis, le sebopeho li ka etsoa ka har'a Libero® System-on-Chip (SoC). Khoutu ea RTL ea mantlha e patiloe.
4.2 RTL
Khoutu e felletseng ea mohloli oa RTL e fanoe bakeng sa mantlha.
Litaelo tsa ho Hloma
Konokono e tlameha ho kenngoa ho software ea Libero. E etsoa ka bo eona ka ts'ebetso ea ntlafatso ea Catalog ho Libero, kapa CPZ file e ka eketsoa ka letsoho ho sebelisa karolo ea lethathamo la lethathamo la Add Core. Ka lekhetlo le leng CPZ file e kentsoe Libero, mantlha e ka hlophisoa, ea hlahisoa, 'me ea kenngoa ka har'a Smart Design bakeng sa ho kenyelletsoa morerong oa Libero.
Bakeng sa litaelo tse ling mabapi le ts'ebetso ea mantlha, laesense, le ts'ebeliso e akaretsang, sheba Libero SoC Online Help.
Tšebeliso ea Mehloli
Tafole e latelang e bonts'a ts'ebeliso ea lisebelisoa tsa asample MIPI CSI-2 Receiver Core e kentsoeng tšebetsong ea PolarFire FPGA (sephutheloana sa MPF300TS-1FCG1152I) bakeng sa tlhophiso ea RAW 10 le 4-lane.
Letlapa la 5 • Tšebeliso ea Mehloli
Element | Tšebeliso |
DFFs | 1327 |
4-kenya LUTs | 1188 |
Li-LSRAM | 12 |
Tlhahlobo ea Microsemi Proprietary UG0806 10.0
Litokomane / Lisebelisoa
![]() |
MICROCHIP UG0806 MIPI CSI-2 Receiver Decoder bakeng sa PolarFire [pdf] Bukana ea Mosebelisi UG0806 MIPI CSI-2 Receiver Decoder bakeng sa PolarFire, UG0806, MIPI CSI-2 Receiver Decoder bakeng sa PolarFire, MIPI CSI-2 Receiver Decoder, Receiver Decoder, Decoder |