MICROCHIP Viterbi Decoder
Litlhaloso
- Algorithm: Viterbi Decoder
- Kenyo: 3-bit kapa 4-bit e bonolo kapa e thata
- Mokhoa oa ho Decoding: Maximum Monyetla
- Phethahatso: Serial le Parallel
- Lisebelisoa: Mehala ea thekeng, puisano ea sathelaete, thelevishene ea digital
Litaelo tsa Tšebeliso ea Sehlahisoa
Serial Viterbi Decoder e sebetsana le likotoana tsa ho kenya ka bonngoe ka mokhoa o latellanang. Latela mehato ena ho sebelisa Serial Decoder:
- Fana ka likotoana tsa ho kenya ka tatellano ho sekhoudara.
- Decoder e tla ntlafatsa metrics ea litsela le ho etsa liqeto bakeng sa karolo ka 'ngoe.
- Utloisisa hore Serial Decoder e kanna ea lieha empa e fana ka ho rarahana ho fokotsehileng le tšebeliso e tlase ea lisebelisoa.
- Sebelisa Serial Decoder bakeng sa lits'ebetso tse etelletsang pele boholo, tšebeliso ea matla, le litšenyehelo ho feta lebelo.
- Parallel Viterbi Decoder e sebetsana le li-bits tse ngata ka nako e le 'ngoe. Mona ke mokhoa oa ho sebelisa Parallel Decoder:
- Ka nako e le 'ngoe fana ka li-bits tse ngata e le kenyelletso ho sekhoudara bakeng sa ts'ebetso e ts'oanang.
- Decoder e nchafatsa metrics ea litsela tse fapaneng ka ho ts'oana, e bakang ts'ebetso e potlakileng.
- Hlokomela hore Parallel Decoder e fana ka ts'ebetso e phahameng ka litšenyehelo tsa ho rarahana ho eketsehileng le tšebeliso ea lisebelisoa.
- Khetha Parallel Decoder bakeng sa lits'ebetso tse hlokang ts'ebetso e potlakileng le lisebelisoa tse ngata, joalo ka lits'ebetso tsa puisano tsa nako ea nnete.
LBH
P: Likhoutu tsa convolutional ke eng?
K: Likhoutu tsa Convolutional ke likhoutu tsa ho lokisa liphoso tse sebelisoang haholo lits'ebetsong tsa puisano ho itšireletsa khahlanong le liphoso tsa phetisetso.
P: Viterbi Decoder e sebetsa joang?
A: Viterbi Decoder e sebelisa algorithm ea Viterbi ho khetholla tatellano e ka bang teng ea li-bits tse fetisoang ho latela lets'oao le amohetsoeng, ho fokotsa liphoso tsa ho khetha.
P: Ke neng ke lokela ho khetha Serial Viterbi Decoder ho feta Parallel e le 'ngoe?
K: Kgetha Serial Decoder ha o etelletsa pele ho rarahana ho fokotsehileng, tšebeliso e tlase ea lisebelisoa, le ho sebetsa hantle ha litšenyehelo. E loketse lits'ebetso moo lebelo e seng eona ntho e ka sehloohong e amehang.
P: Viterbi Decoder e sebelisoa hangata lits'ebetsong life?
A: Viterbi Decoder e sebelisoa haholo mekhoeng ea sejoale-joale ea puisano joalo ka mehala ea thekeng, puisano ea sathelaete, le thelevishene ea dijithale.
Selelekela
Viterbi Decoder ke algorithm e sebelisoang lits'ebetsong tsa puisano tsa dijithale ho khetholla likhoutu tsa convolutional. Likhoutu tsa Convolutional ke likhoutu tsa ho lokisa liphoso tse sebelisoang haholo lits'ebetsong tsa puisano ho itšireletsa khahlanong le liphoso tse hlahisoang nakong ea phetisetso.
Viterbi Decoder e khetholla tatellano e ka bang teng ea li-bits tse fetisitsoeng ho latela lets'oao le amohetsoeng ka ho sebelisa algorithm ea Viterbi, mokhoa o matla oa ho etsa mananeo. Algorithm ena e nka litsela tsohle tse ka bang teng tsa khoutu ho bala tatellano e ka bang teng ho latela lets'oao le amoheloang. E ntan'o khetha tsela e nang le monyetla o phahameng ka ho fetisisa.
Viterbi Decoder ke "decoder" e kholo ka ho fetisisa e ka bang teng, e fokotsang monyetla oa phoso ha ho khethoa lets'oao le amohetsoeng mme e kengoa ts'ebetsong ho Serial, e lula sebakeng se senyenyane, le ka Parallel bakeng sa phallo e phahameng. E sebelisoa haholo litsamaisong tsa morao-rao tsa puisano, ho kenyeletsoa lithelefono tsa cellular, likhokahano tsa sathelaete, le thelevishene ea digital. IP ena e amohela tlhahiso ea 3-bit kapa 4-bit e bonolo kapa e thata.
Viterbi algorithm e ka sebelisoa ho sebelisa mekhoa e 'meli e meholo: Serial le Parallel. Mokhoa o mong le o mong o na le litšobotsi tse ikhethang le ts'ebeliso, tse hlalositsoeng ka tsela e latelang.
Sesebelisoa sa "serial Viterbi Decoder".
Serial Viterbi Decoder e sebetsana le likarolo tsa ho kenya ka bonngoe, e ntlafatsa ka tatellano metrics ea litsela le ho etsa liqeto bakeng sa karolo e 'ngoe le e 'ngoe. Leha ho le joalo, ka lebaka la ts'ebetso ea eona ea serial, e batla e lieha ho bapisoa le molekane oa eona oa Parallel. Serial Decoder e hloka lipotoloho tsa oache tse 69 ho hlahisa tlhahiso ka lebaka la ntlafatso ea eona ea tatellano ea metrics eohle e ka khonehang ea mmuso, le tlhoko ea ho khutlela morao ka trellis bakeng sa karolo e 'ngoe le e' ngoe, e hlahisang nako e telele ea ts'ebetso.
AdvantagHo sebelisa sebuela-hole sa Serial ho itšetlehile ka ho rarahana ha eona hoo hangata ho fokolitsoeng le tšebeliso e tlaase ea lisebelisoa tsa hardware, ha ho bapisoa le Parallel decoder. Sena se etsa hore e be advantageous khetho bakeng sa lits'ebetso tseo boholo, tšebeliso ea matla, le litšenyehelo li leng bohlokoa ho feta lebelo.
Parallel Viterbi Decoder
Parallel Viterbi Decoder e etselitsoe ho sebetsa ka nako e le 'ngoe likarolo tse ngata. Sena se finyelloa ka ho sebelisa mekhoa ea ts'ebetso e ts'oanang ho nchafatsa metrics e fapaneng ka nako e le 'ngoe. Ho tšoana ho joalo ho fella ka phokotso e kholo ea palo ea lioache tse hlokahalang ho hlahisa tlhahiso, e leng lipotoloho tse 8 tsa oache.
Lebelo la Parallel Decoder le tla ka litšenyehelo tsa ho rarahana ho eketsehileng le ts'ebeliso ea lisebelisoa, e hlokang lisebelisoa tse ngata ho kenya tšebetsong likarolo tsa ts'ebetso tse ts'oanang, tse ka eketsang boholo le ts'ebeliso ea matla ea sesebelisoa. Bakeng sa lits'ebetso tse hlokang ts'ebetso e phahameng le ts'ebetso e potlakileng, joalo ka lits'ebetso tsa puisano tsa nako ea nnete, Parallel Viterbi Decoder hangata e khethoa.
Ka kakaretso, qeto pakeng tsa ho sebelisa Serial le Parallel Viterbi Decoder e itšetlehile ka litlhoko tse khethehileng tsa kopo. Lits'ebetsong tse hlokang matla a fokolang, litšenyehelo, le lebelo, "serial decoder" hangata e nepahetse. Leha ho le joalo, bakeng sa lits'ebetso tse hlokang lebelo le phahameng le phallo e phahameng, moo ts'ebetso e leng bohlokoa, Parallel decoder ke khetho e ratoang, leha e rarahane haholo mme e hloka lisebelisoa tse ngata.
Kakaretso
Tafole e latelang e thathamisa kakaretso ea litšobotsi tsa IP tsa Viterbi Decoder.
Letlapa la 1. Litšobotsi tsa Viterbi Decoder
| Core Version | Tokomane ena e sebetsa ho Viterbi Decoder v1.1. |
| Malapa a Sesebediswa a Tsheheditsweng | • PolarFire® SoC
• PolarFire |
| Ts'ehetsoeng Phallo ea Sesebelisoa | E hloka Libero® SoC v12.0 kapa ho lokolloa hamorao. |
| Ho fana ka laesense | Viterbi Decoder encrypted RTL e fumaneha mahala ka laesense efe kapa efe ea Libero.
RTL e Fetisitsoeng: Khoutu e felletseng e kentsoeng ea RTL e fanoe bakeng sa mantlha, e nolofalletsang mantlha hore e kenngoe ka SmartDesign. Simulation, Synthesis, le Layout li etsoa ka software ea Libero. |
Likaroloana
Viterbi Decoder IP e na le likarolo tse latelang:
- E ts'ehetsa bophara bo bonolo ba ho kenya ba 3-bit kapa 4-bit
- E tšehetsa meralo ea Serial le Parallel
- E ts'ehetsa bolelele ba traceback bo hlalositsoeng ke basebelisi, 'me boleng ba kamehla ke 20
- E tšehetsa mefuta ea data ea unipolar le bipolar
- E ts'ehetsa sekhahla sa khoutu ea 1/2
- E tšehetsa bolelele ba lithibelo tse 7
Litaelo tsa ho Hloma
IP ea mantlha e tlameha ho kenngoa ho IP Catalogue ea Libero® SoC software ka bo eona ka ts'ebetso ea ntlafatso ea IP Catalog ho software ea Libero SoC, kapa e jarolloa ka letsoho ho tsoa lethathamong. Hang ha IP core e kentsoe ho Libero SoC software IP Catalog, e lokisoa, e hlahisoa, 'me e behiloe ka har'a SmartDesign bakeng sa ho kenyelletsoa morerong oa Libero.
Tšebeliso le Ts'ebetso ea Sesebelisoa (Botsa potso)
Tšebeliso ea lisebelisoa bakeng sa Viterbi Decoder e lekantsoe ka sesebelisoa sa Synopsys Synplify Pro, 'me liphetho li akaretsoa tafoleng e latelang.
Letlapa la 2. Sesebelisoa le Tšebeliso ea Lisebelisoa
| Lintlha tsa Sesebelisoa | Mofuta oa data | Meaho | Lisebelisoa | Tshebetso (MHz) | Li-RAM | Math Blocks | Chip Globals | |||
| Lelapa | Sesebelisoa | LUTs | DFF | LSRAM | SRAM | |||||
| PolarFire® SoC | MPFS250T | palo e le 'ngoe | Seriale | 416 | 354 | 200 | 3 | 0 | 0 | 0 |
| Bipolar | Seriale | 416 | 354 | 200 | 3 | 0 | 0 | 0 | ||
| palo e le 'ngoe | Bapisa | 13784 | 4642 | 200 | 0 | 0 | 0 | 0 | ||
| Bipolar | Bapisa | 13768 | 4642 | 200 | 0 | 0 | 0 | 1 | ||
| PolarFire | MPF300T | palo e le 'ngoe | Seriale | 416 | 354 | 200 | 3 | 0 | 0 | 0 |
| Bipolar | Seriale | 416 | 354 | 200 | 3 | 0 | 0 | 0 | ||
| palo e le 'ngoe | Bapisa | 13784 | 4642 | 200 | 0 | 0 | 0 | 0 | ||
| Bipolar | Bapisa | 13768 | 4642 | 200 | 0 | 0 | 0 | 1 | ||
Bohlokoa: Moralo o kengoa ts'ebetsong o sebelisa Viterbi Decoder ka ho hlophisa liparamente tse latelang tsa GUI:
- Bophara ba Boitsebiso bo Bonolo = 4
- K Length = 7
- Sekhahla sa Khoutu = ½
- Traceback Length = 20
Viterbi Decoder IP Configurator
Viterbi Decoder IP Configurator (Botsa Potso)
Karolo ena e fana ka tlhalosoview ea Viterbi Decoder Configurator interface le likarolo tsa eona tse fapaneng.
Viterbi Decoder Configurator e fana ka sebopeho sa graphical ho lokisa liparamente le litlhophiso tsa Viterbi Decoder IP core. E lumella mosebedisi ho khetha liparamente tse kang Soft Data Width, K Length, Code Rate, Traceback Length, Datatype, Architecture, Testbench, le License. Litlhophiso tsa bohlokoa li hlalositsoe ho Lethathamo la 3-1.
Setšoantšo se latelang se fana ka lintlha tse qaqileng view ea Viterbi Decoder Configurator interface.
Setšoantšo sa 1-1. Viterbi Decoder IP Configurator
Khokahano e boetse e kenyelletsa likonopo tsa OK le Hlakola bakeng sa ho netefatsa kapa ho lahla litlhophiso tse entsoeng.
Tlhaloso ea Ts'ebetso
Setšoantšo se latelang se bontša ts'ebetsong ea hardware ea Viterbi Decoder.
Setšoantšo sa 2-1. Ts'ebetso ea Hardware ea Viterbi Decoder
Mojule ona o sebetsa ho DVALID_I. Ha DVALID_I e boleloa, lintlha tse fapaneng li nkuoa e le kenyelletso, 'me ts'ebetso e qala. IP ena e na le "buffer" ea nalane 'me e ipapisitse le khetho eo, IP e nka nomoro ea "buffer" e khethiloeng ea DVALID_Is + Lipotoloho tse ling tsa oache ho hlahisa tlhahiso ea pele. Ka nako e sa lekanyetsoang, "buffer" ea histori ke 20. The latency pakeng tsa ho kenya le ho hlahisa Parallel Viterbi Decoder ke 20 DVALID_Is + 14 Clock Cycles. Nako e pakeng tsa tlhahiso le tlhahiso ea Serial Viterbi Decoder ke 20 DVALID_Is + 72 Clock Cycles.
Architecture (Botsa Potso)
Viterbi Decoder e lata data eo qalong e neng e fuoe Convolutional Encoder ka ho fumana tsela e ntle ka ho fetisisa libakeng tsohle tse ka khonehang tsa encoder. Bakeng sa bolelele ba lithibelo tsa 7, ho na le linaha tse 64. The Architecture e na le li-blocks tse latelang tse kholo:
- Lekala la Metric Unit (BMU)
- Path Metric Unit (PMU)
- Setsi sa Trace Back (TBU)
- Kenya Compare Select Unit (ACSU)
Setšoantšo se latelang se bontša meralo ea Viterbi Decoder.
Setšoantšo sa 2-2. Viterbi Decoder Architecture
Viterbi Decoder e na le li-blocks tse tharo tse ka hare tse hlalosoang ka tsela e latelang:
- Lekala la Metric Unit (BMU): BMU e lekanya phapang lipakeng tsa lets'oao le amohetsoeng le mats'oao ohle a ka fetisoang, e sebelisa metrics joalo ka Hamming distance bakeng sa data ea binary kapa sebaka sa Euclidean bakeng sa merero e tsoetseng pele ea modulation. Palo ena e lekola ho tšoana ho teng lipakeng tsa matšoao a amohetsoeng le a ka fetisoang. BMU e sebetsana le litekanyetso tsena bakeng sa letšoao kapa biti e 'ngoe le e 'ngoe e amoheloang ebe e fetisetsa liphetho ho Path Metric Unit.
- Path Metric Unit (PMU): PMU eo hape e tsejoang e le yuniti ea Add-Compare-Select (ACS), e nchafatsa metrics ea litsela ka ho sebetsana le metrics ea makala ho tsoa ho BMU. E boloka tlaleho ea mekhoa e metle ea koketso bakeng sa naha ka 'ngoe ho setšoantšo sa trellis (setšoantšo sa setšoantšo sa liphetoho tse ka bang teng tsa naha). PMU e eketsa metric e ncha ea lekala ho metric ea hajoale ea tsela bakeng sa naha ka 'ngoe, e bapisa litsela tsohle tse lebisang sebakeng seo, 'me e khetha e nang le metric e tlaase ka ho fetisisa, e bontšang tsela e ka khonehang. Ts'ebetso ena ea khetho e etsoa sebakeng se seng le se sengtage ea trellis, e bakang pokello ea litsela tse ka etsahalang, tse tsejoang e le litsela tsa baphonyohi, bakeng sa naha ka 'ngoe.
- Setsi sa Traceback (TBU): TBU e na le boikarabello ba ho tsebahatsa tatellano e ka bang teng ea linaha, ho latela ts'ebetso ea matšoao a amoheloang ke PMU. E finyella sena ka ho khutlisa trellis ho tloha boemong ba ho qetela ka metric ea tsela e tlaase ka ho fetisisa. TBU e qala ho tloha pheletsong ea sebopeho sa trellis ebe e khutlela morao ka litselaneng tsa baphonyohi e sebelisa litsupa kapa litšupiso, ho fumana hore na tatellano e fetisoang e ka etsahala. Bolelele ba traceback bo khethoa ke bolelele ba lithibelo tsa khoutu ea convolutional, e amang ka bobeli latency ea decoding le ho rarahana. Kamora ho phethela ts'ebetso ea traceback, data e hlakotsoeng e hlahisoa joalo ka tlhahiso, hangata ho tlositsoe likotoana tsa mohatla tse kentsoeng, tse neng li kenyellelitsoe ho hlakola encoder ea convolutional.
Viterbi Decoder e sebelisa lihlopha tsena tse tharo ho khetholla ka nepo letšoao le amohetsoeng ho data ea pele e fetisitsoeng, ka ho lokisa liphoso leha e le life tse ka 'nang tsa etsahala nakong ea phetisetso.
E tsebahala ka katleho ea eona, Viterbi algorithm ke mokhoa o tloaelehileng oa ho khetholla likhoutu tsa convolutional ka har'a litsamaiso tsa puisano.
Ho na le liforomo tse peli tsa data bakeng sa khouto e bonolo: unipolar le bipolar. Tafole e latelang e thathamisa boleng le litlhaloso tse tsamaellanang bakeng sa ho kenya 3-bit bonolo.
Lethathamo la 2-1. Litlhahiso tse Bonolo tsa 3-bit
| Tlhaloso | palo e le 'ngoe | Bipolar |
| E matla ka ho fetisisa 0 | 000 | 100 |
| E batla e le matla 0 | 001 | 101 |
| E fokola haholo 0 | 010 | 110 |
| E fokolang ka ho fetisisa 0 | 011 | 111 |
| E fokolang ka ho fetisisa 1 | 100 | 000 |
| E fokola haholo 1 | 101 | 001 |
| E batla e le matla 1 | 110 | 010 |
| E matla ka ho fetisisa 1 | 111 | 100 |
Tafole e latelang e thathamisa khoutu e tloaelehileng ea convolution.
Lethathamo la 2-2. Khoutu e Tloaelehileng ea Convolution
| Bolelele ba Thibelo | Sekhahla = 2 | |
| Binary | Octal | |
| 7 | 1111001 | 171 |
| 1011011 | 133 | |
Viterbi Decoder Parameters le Interface Signals (Botsa Potso)
Karolo ena e bua ka li-parameter ho Viterbi Decoder GUI configurator le matšoao a I / O.
Litlhophiso tsa Tlhophiso (Botsa Potso)
Tafole e latelang e thathamisa mekhahlelo ea tlhophiso e sebelisoang ts'ebetsong ea hardware ea Viterbi Decoder. Tsena ke li-parameter tse akaretsang 'me lia fapana ho latela tlhoko ea kopo.
Lethathamo la 3-1. Li-Parameters tsa Tlhophiso
| Lebitso la Parameter | Tlhaloso | Boleng |
| Bophara ba Boitsebiso bo Bonolo | E hlakisa palo ea li-bits tse sebelisoang ho emela bophara bo bonolo ba data | Khetho ea mosebelisi e tšehetsang likotoana tse 3 le tse 4 |
| K Bolelele | K ke bolelele ba thibelo ea khoutu ea convolutional | E tsitsitse ho 7 |
| Khoutu Rate | E bonts'a karo-karolelano ea li-input bits ho tse hlahisoang | 1/2 |
| Traceback Length | E khetha botebo ba trellis e sebelisitsoeng ho algorithm ea Viterbi | Boleng bo hlalositsoeng ke mosebelisi 'me ka ho sa feleng, ke 20 |
| Mofuta oa data | E lumella basebelisi ho khetha mofuta oa data ea ho kenya | E ka khethoa ke mosebelisi mme e ts'ehetsa likhetho tse latelang:
• Unipolar • Bipolar |
| Meaho | E totobatsa mofuta oa meralo ea ts'ebetsong | E tšehetsa mefuta e latelang ea ts'ebetso:
• Ho tšoana • Seriale |
Lipontšo le Lipontšo (Botsa Potso)
Tafole e latelang e thathamisa likou tsa ho kenya le tse tsoang ho Viterbi Decoder IP.
Lethathamo la 3-2. Boema-kepe ba ho Kena le ho Tsoa
| Lebitso la Letshwao | Tataiso | Bophara | Tlhaloso |
| SYS_CLK_I | Kenyeletso | 1 | Lets'oao la oache ea ho kenya |
| ARSTN_I | Kenyeletso | 1 | Kena lets'oao la ho seta bocha (Asynchronous active-low reset) |
| DATA_I | Kenyeletso | 6 | Letšoao la ho kenya data (MSB 3-bit IDATA, LSB 3-bit QDATA) |
| DVALID_I | Kenyeletso | 1 | Letšoao le nepahetseng la data |
| DATA_O | Sephetho | 1 | Tlhahiso ea data ea Viterbi Decoder |
| DVALID_O | Sephetho | 1 | Letšoao le nepahetseng la data |
Litšoantšo tsa Nako
Karolo ena e bua ka litšoantšo tsa nako ea Viterbi Decoder.
Setšoantšo se latelang se bonts'a setšoantšo sa nako sa Viterbi Decoder se sebetsang ho tlhophiso ea mofuta oa Serial le Parallel.
Setšoantšo sa 4-1. Setšoantšo sa Nako
- Serial Viterbi Decoder e hloka bonyane ba 69 clock cycles (Throughput) ho hlahisa tlhahiso.
- Ho bala latency ea Serial Viterbi Decoder, sebelisa equation e latelang:
- Nomoro ea linako tsa buffer ea nalane DVALIDs + 72 linako tsa oache
- Bakeng sa Example, Haeba bolelele ba Buffer ea Histori bo behiloe ho 20, joale
- Latency = 20 Valids + 72 Clock Cycles
- Parallel Viterbi Decoder e hloka bonyane ba li-clock 8 (Throughput) ho hlahisa tlhahiso.
- Ho bala latency ea Parallel Viterbi Decoder, sebelisa equation e latelang:
- Nomoro ea linako tsa buffer ea nalane DVALIDs + 14 linako tsa oache
- Bakeng sa Example, Haeba bolelele ba Buffer ea Histori bo behiloe ho 20, joale
- Latency = 20 Valids + 14 Clock Cycles
Bohlokoa: Sets'oants'o sa nako sa "serial" le "Parallel Viterbi decoder" sea ts'oana, ntle le palo ea lipotoloho tsa oache tse hlokehang bakeng sa sekhouda ka seng.
Ketsiso ea Testbench
A sample testbench e fanoa ho lekola ts'ebetso ea Viterbi Decoder. Ho etsisa mantlha ho sebelisa testbench, etsa mehato e latelang:
- Bula sesebelisoa sa Libero® SoC, tobetsa Catalog > View > Windows > Catalog, ebe o atolosa Solutions-Wireless. Penya habeli Viterbi_Decoder, ebe o tobetsa OK. Litokomane tse amanang le IP li thathamisitsoe tlas'a Documentation.
Bohlokoa: Haeba u sa bone Catalog tab, ea ho View Windows menu, ebe o tobetsa Catalog ho etsa hore e bonahale. - Lokisa IP ho latela tlhoko, joalo ka ha ho bonts'itsoe ho Figure 1-1.
- Encoder ea FEC e tlameha ho hlophisoa ho leka Viterbi Decoder. Bula Catalog mme u lokise FEC Encoder IP.
- Eya ho Stimulus Hierarchy tab, ebe o tobetsa Build Hierarchy.
- Ho Stimulus Hierarchy tab ya, tobetsa ka ho le letona testbench (vit_decoder_tb(vit_decoder_tb.v [work]), ebe u tobetsa Simulate Pre-Synth Design > Open Interactively.
Bohlokoa: Haeba u sa bone tab ea Stimulus Hierarchy, ea ho View > Windows menu ebe o tobetsa Stimulus Hierarchy ho etsa hore e bonahale.
Sesebelisoa sa ModelSim® se bula ka testbench, joalokaha ho bontšitsoe setšoantšong se latelang.
Setšoantšo sa 5-1. Fesetere ea Ketsiso ea Sesebelisoa sa ModelSim
Bohlokoa
- Haeba ketsiso e sitisoa ka lebaka la moeli oa nako oa ho matha o boletsoeng ho.do file, sebelisa run -all command ho phethela papiso.
- Ka mor'a ho tsamaisa papiso, testbench e hlahisa tse peli files (fec_input.txt, vit_output.txt) 'me u ka bapisa tse peli files bakeng sa ketsiso e atlehileng.
Nalane ea Phetoho (Botsa Potso)
Nalane ea ntlafatso e hlalosa liphetoho tse kentsoeng tšebetsong tokomaneng. Liphetoho li thathamisitsoe ka ntlafatso, ho qala ka khatiso ea morao-rao.
Lethathamo la 6-1. Nalane ea Phetoho
| Khatiso | Letsatsi | Tlhaloso |
| B | 06/2024 | Lenane le latelang ke lenane la liphetoho tse entsoeng tokollong ea B ea tokomane:
• E ntlafalitse litaba tsa karolo ea Selelekela • E kentse Lethathamo la 2 karolong ea Tšebeliso ea Lisebelisoa le Ts'ebetso • E ekelitsoe 1. Karolo ea Viterbi Decoder IP Configurator • E kentse litaba tse mabapi le li-blocks tse ka hare, e nchafalitsoeng Lethathamo la 2-1 le ho eketsa Lethathamo la 2-2 ho 2.1. Karolo ea Architecture • Lethathamo la 3-1 le ntlafalitsoeng ho 3.1. Karolo ea Litlhophiso tsa Litlhophiso • E kenyelitsoe Setšoantšo sa 4-1 le Ntlha ho 4. Karolo ea Lits'oants'o tsa Nako • Ntlafatso ea Setšoantšo sa 5-1 ho 5. Karolo ea Testbench Simulation |
| A | 05/2023 | Tokollo ea pele |
Tšehetso ea Microchip FPGA
Sehlopha sa lihlahisoa tsa Microchip FPGA se tšehetsa lihlahisoa tsa sona ka lits'ebeletso tse fapaneng tsa tšehetso, ho kenyeletsoa Ts'ebeletso ea Bareki, Setsi sa Ts'ehetso ea Tekheniki ea Bareki, a websebaka, le liofisi tsa thekiso lefatšeng ka bophara. Bareki ba khothaletsoa ho etela lisebelisoa tsa Marang-rang tsa Microchip pele ba ikopanya le tšehetso kaha ho ka etsahala hore ebe lipotso tsa bona li se li arajoa.
Ikopanye le Setsi sa Tšehetso ea Setsebi ka ho website at www.microchip.com/support. Bolela nomoro ea Karolo ea Sesebelisoa sa FPGA, khetha mofuta o nepahetseng oa linyeoe, 'me u hlophise moralo files ha u ntse u theha nyeoe ea tšehetso ea tekheniki.
Ikopanye le Tshebeletso ya Bareki bakeng sa tshehetso ya dihlahiswa tseo e seng tsa botekgeniki, jwalo ka ditheko tsa sehlahiswa, dintlafatso tsa sehlahiswa, tlhahisoleseding e ntjhafatsa, boemo ba odara, le tumello.
- Ho tsoa Amerika Leboea, letsetsa 800.262.1060
- Ho tsoa lefats'eng lohle, letsetsa 650.318.4460
- Fax, ho tsoa kae kapa kae lefatšeng, 650.318.8044
Boitsebiso ba Microchip
Microchip Websebaka
Microchip e fana ka tšehetso ea inthaneteng ka rona website at www.microchip.com/. Sena websebaka se sebedisoang ho etsa files le tlhahisoleseding e fumaneha habonolo ho bareki. Tse ling tsa litaba tse fumanehang li kenyelletsa:
- Tšehetso ea Sehlahisoa - Li-datasheets le liphoso, lintlha tsa ts'ebeliso le lintlhaample mananeo, lisebelisoa tsa moralo, litataiso tsa basebelisi le litokomane tsa tšehetso ea hardware, lintlafatso tsa morao-rao tsa software le li-archived software
- Tšehetso e Akaretsang ea Theknoloji - Lipotso tse atisang ho botsoa (FAQs), likopo tsa tšehetso ea tekheniki, lihlopha tsa lipuisano tsa inthaneteng, lethathamo la litho tsa lenaneo la balekane ba Microchip
- Khoebo ea Microchip - Litataiso tsa ho khetha le ho odara, likhatiso tsa morao-rao tsa Microchip, lethathamo la lithupelo le liketsahalo, lethathamo la liofisi tsa thekiso ea Microchip, barekisi le baemeli ba feme.
Ts'ebeletso ea Tsebiso ea Phetoho ea Sehlahisoa
Ts'ebeletso ea tsebiso ea phetoho ea sehlahisoa sa Microchip e thusa ho boloka bareki ba le teng ka lihlahisoa tsa Microchip. Ba ngolisitseng ba tla fumana tsebiso ea lengolo-tsoibila neng kapa neng ha ho na le liphetoho, lintlafatso, lintlafatso kapa liphoso tse amanang le sehlahisoa se itseng sa lelapa kapa sesebelisoa sa ntlafatso sa thahasello.
Ho ngodisa, eya ho www.microchip.com/pcn mme o latele ditaelo tsa ngodiso.
Tšehetso ea Bareki
Basebelisi ba lihlahisoa tsa Microchip ba ka fumana thuso ka likanale tse 'maloa:
- Morekisi kapa Moemedi
- Ofisi ea Thekiso ea Lehae
- Embedded Solutions Engineer (ESE)
- Tšehetso ea tekheniki
Bareki ba lokela ho ikopanya le mofani oa bona oa thepa, moemeli kapa ESE bakeng sa tšehetso. Liofisi tsa thekiso ea lehae le tsona li teng ho thusa bareki. Lethathamo la liofisi tsa thekiso le libaka li kenyelelitsoe tokomaneng ena.
Tšehetso ea tekheniki e fumaneha ka ho websebaka ho: www.microchip.com/support
Karolo ea Tšireletso ea Khoutu ea Lisebelisoa tsa Microchip
Ela hloko lintlha tse latelang tsa ts'ireletso ea khoutu lihlahisoa tsa Microchip:
- Lihlahisoa tsa Microchip li kopana le litlhaloso tse fumanehang ho Microchip Data Sheet ea bona.
- Microchip e lumela hore lihlahisoa tsa eona li sireletsehile ha li sebelisoa ka mokhoa o reriloeng, ka har'a litlhaloso tsa ts'ebetso, le tlas'a maemo a tloaelehileng.
- E boloka boleng ba Microchip mme ka mabifi e sireletsa litokelo tsa eona tsa thepa ea mahlale. Boiteko ba ho tlola likarolo tsa ts'ireletso ea khoutu ea sehlahisoa sa Microchip bo thibetsoe ka thata 'me bo ka tlola Molao oa Copyright oa Millennium oa Digital.
- Ha ho Microchip kapa moetsi ofe kapa ofe oa semiconductor ea ka netefatsang ts'ireletso ea khoutu ea eona. Tšireletso ea khoutu ha e bolele hore re tiisa hore sehlahisoa "se ke ke sa robeha". Tšireletso ea khoutu e lula e fetoha. Microchip e ikemiselitse ho tsoela pele ho ntlafatsa likarolo tsa ts'ireletso ea khoutu ea lihlahisoa tsa rona.
Tsebiso ea Molao
Khatiso ena le lintlha tse mona li ka sebelisoa feela le lihlahisoa tsa Microchip, ho kenyeletsoa ho rala, ho leka, le ho kopanya lihlahisoa tsa Microchip le kopo ea hau. Tšebeliso ea lintlha tsena
ka tsela efe kapa efe e tlola dipehelo tsena. Lintlha mabapi le lits'ebetso tsa sesebelisoa li fanoe molemong oa hau feela 'me li ka nkeloa sebaka ke liapdeite. Ke boikarabello ba hau ho netefatsa hore kopo ea hau e kopana le litlhaloso tsa hau. Ikopanye le ofisi ea thekiso ea Microchip ea lehae bakeng sa tšehetso e eketsehileng kapa, fumana tšehetso e eketsehileng ho www.microchip.com/en-us/support/design-help/client-support-services.
TSEBISO ENA E FUMANA KE MICROCHIP "JOALOKAHA E LE". MICROCHIP HA E ETSE LITLHAKISO KAPA LITIISETSO TSA MOFUTA OFE kapa O fe Ebang E BONAHALA KAPA E BONAHALA, E NGOLOA KAPA MOLOMO, MOLAO KAPA HO SE EMONG, E Amanang le LITSEBISO HO kenyeletsoa EMPA E SA FUMANE LE TIISETSO EFE KAPA EFE E FUMANEHLENG LE TLAMELO. BAKENG SA MORERO O KHETHEHILENG, KAPA LITIISETSO TSE AMANG LE MAEMO A OONA, BOLEMO, KAPA KETSAHALO EA OONA.
HA HO LE TSATSAHALO, MICROCHIP E TLA BA MOTHO OA MOLATO BAKENG SA LITABA LIFE, TSE KHETHEHILENG, TSA KOTSI, TSATSAHALO, KAPA TAHLEHELO E LATELANG, TŠENYEHO, LITŠEnyehelo, KAPA LITJEHO TSA MOFUTA OFE O TLANG LE LITSEBISO KAPA TŠEBELETSO EA LONA, LE HO KA ETSAHALA KETSAHALO E ETSANG. TSE KA E KA ETSAHANG KAPA MESEKO E BONAHALA. HO FIHLELA KA HO FELENG KA HO FIHLELA HO DUMELLA KE MOLAO, BOIKARABELO KAOFELA BA MICROCHIP HO LIKELETSO KAOFELA KA TSELA EFE KAPA E MABAPI LE TSEBISETSO KAPA TŠEBELETSO EA YONA E KE KE E FEELA PALO EA LITEFO, HA E LE LI LE TENG, TSEO O LI LEFILENG KA THOHO HO MICROCHIP YA MICROCHIP.
Tšebeliso ea lisebelisoa tsa Microchip ts'ehetso ea bophelo le/kapa lits'ebetso tsa ts'ireletso e kotsing ea moreki, 'me moreki o lumela ho sireletsa, ho qosa le ho boloka Microchip e se nang kotsi ho tsoa lits'enyehelo tsohle, likopo, lisutu, kapa litšenyehelo tse bakoang ke ts'ebeliso e joalo. Ha ho lilaesense tse fetisoang, ka mokhoa o hlakileng kapa ka tsela e 'ngoe, tlasa litokelo life kapa life tsa thepa ea mahlale a Microchip ntle le ha ho boletsoe ka tsela e ngoe.
Matšoao a khoebo
Lebitso le logo ea Microchip, logo ea Microchip, Adaptec, AVR, logo ea AVR, AVR Freaks, BesTime, BitCloud, CryptoMemory, CryptoRF, dsPIC, flexPWR, HELDO, IGLOO, JukeBlox, KeeLoq, Kleer, LANCheck, LinkMD, maXSty Media, Micrologos, Micrologo, MOXSty , MOST logo, MPLAB, OptoLyzer, PIC, picoPower, PICSTART, PIC32 logo, PolarFire, Prochip Designer, QTouch, SAM-BA, SenGenuity, SpyNIC, SST, SST Logo, SuperFlash, Symmetricom, SyncServer, Tachyon, tradeSource ea XME, Tichyon, TradeSource ea XME ea UNITED, UNITED TRADING, TXME, TEKSTO, TEKNOX, TEKS E kenyelelitsoe USA le linaheng tse ling.
AgileSwitch, ClockWorks, The Embedded Control Solutions Company, EtherSynch, Flashtec, Hyper Speed Control, HyperLight Load, Libero, motorBench, mTouch, Powermite 3, Precision Edge, ProASIC, ProASIC Plus, logo ea ProASIC Plus, Quiet-Wire, SmartFusion, SyncWorld, TimeCesium, TimeHub, TimePictra, TimeProvider, le ZL ke matshwao a kgwebo a ngodisitsweng a Microchip Technology Incorporated in the USA.
Khatiso e Haufi ea Key, AKS, Analog-for-the-Digital Age, AnyCapacitor, AnyIn, AnyOut, Augmented Switching, BlueSky, BodyCom, Clockstudio, CodeGuard, CryptoAuthentication, CryptoAutomotive, CryptoCompanion, CryptoController, dsPICDEM, dsPICDEMAverage, dsPICDEMverage.net, , DAM, ECAN, Espresso T1S, EtherGREEN, EyeOpen, GridTime, IdealBridge,
IGaT, In-Circuit Serial Programming, ICSP, INICnet, Intelligent Paralleling, IntelliMOS, Inter-Chip Connectivity, JitterBlocker, Knob-on-Display, MarginLink, maxCrypto, maxView, memBrain, Mindi, MiWi, MPASM, MPF, MPLAB Certified logo, MPLIB, MPLINK, mSiC, MultiTRAK, NetDetach, Omniscient Code Generation, PICDEM, PICDEM.net, PICkit, PICtail, Power MOS IV, Power MOS 7, PureSimart , QMatrix, REAL ICE, Ripple Blocker, RTAX, RTG4, SAM-ICE, Serial Quad I/O, simpleMAP, SimpliPHY, SmartBuffer, SmartHLS, SMART-IS, storClad, SQI, SuperSwitcher, SuperSwitcher II, Switchtec, SynchroPHY, Kakaretso ea Mamello , Nako e Tšeptjoang, TSHARC, Turing, USBCheck, VariSense, VectorBlox, VeriPHY, ViewSpan, WiperLock, XpressConnect, le ZENA ke matshwao a kgwebo a Microchip Technology Incorporated USA le dinaheng tse ding.
SQTP ke letšoao la ts'ebeletso la Microchip Technology Incorporated USA
Letšoao la Adaptec, Frequency on Demand, Silicon Storage Technology, le Symmcom ke matšoao a ngolisitsoeng a khoebo a Microchip Technology Inc. linaheng tse ling.
GestIC ke letshwao la kgwebo le ngodisitsweng la Microchip Technology Germany II GmbH & Co. KG, e leng lekala la Microchip Technology Inc., dinaheng tse ding.
Matšoao a mang kaofela a boletsoeng mona ke thepa ea lik'hamphani tse fapaneng.
© 2024, Microchip Technology Incorporated le lithuso tsa eona. Litokelo tsohle li sirelelitsoe.
ISBN: 978-1-6683-4696-9
Tsamaiso ea Tsamaiso ea Boleng
Ho fumana leseli mabapi le Tsamaiso ea Tsamaiso ea Boleng ea Microchip, ka kopo etela www.microchip.com/quality.
Lithekiso le Tšebeletso ea Lefatše Lohle
| LIMAKASE | ASIA/PACIFIC | ASIA/PACIFIC | ULAYA |
| Khampani Ofisi | Australia - Sydney
Mohala: 61-2-9868-6733 China - Beijing Mohala: 86-10-8569-7000 China - Chengdu Mohala: 86-28-8665-5511 China - Chongqing Mohala: 86-23-8980-9588 China - Dongguan Mohala: 86-769-8702-9880 China - Guangzhou Mohala: 86-20-8755-8029 China - Hangzhou Mohala: 86-571-8792-8115 China - Hong Kong SAR Mohala: 852-2943-5100 China - Nanjing Mohala: 86-25-8473-2460 China - Qingdao Mohala: 86-532-8502-7355 China - Shanghai Mohala: 86-21-3326-8000 China - Shenyang Mohala: 86-24-2334-2829 China - Shenzhen Mohala: 86-755-8864-2200 China - Suzhou Mohala: 86-186-6233-1526 China - Wuhan Mohala: 86-27-5980-5300 China - Xian Mohala: 86-29-8833-7252 China - Xiamen Mohala: 86-592-2388138 China - Zhuhai Mohala: 86-756-3210040 |
India - Bangalore
Mohala: 91-80-3090-4444 India - New Delhi Mohala: 91-11-4160-8631 India - Pune Mohala: 91-20-4121-0141 Japane - Osaka Mohala: 81-6-6152-7160 Japane - Tokyo Mohala: 81-3-6880-3770 Korea - Daegu Mohala: 82-53-744-4301 Korea - Seoul Mohala: 82-2-554-7200 Malaysia - Kuala Lumpur Mohala: 60-3-7651-7906 Malaysia - Penang Mohala: 60-4-227-8870 Philippines - Manila Mohala: 63-2-634-9065 Singapore Mohala: 65-6334-8870 Taiwan - Hsin Chu Mohala: 886-3-577-8366 Taiwan - Kaohsiung Mohala: 886-7-213-7830 Taiwan - Taipei Mohala: 886-2-2508-8600 Thailand - Bangkok Mohala: 66-2-694-1351 Vietnam - Ho Chi Minh Mohala: 84-28-5448-2100 |
Austria - Wels
Mohala: 43-7242-2244-39 Fax: 43-7242-2244-393 Denmark - Copenhagen Mohala: 45-4485-5910 Fax: 45-4485-2829 Finland - Espoo Mohala: 358-9-4520-820 Fora - Paris Tel: 33-1-69-53-63-20 Fax: 33-1-69-30-90-79 Jeremane - Ho khabisa Mohala: 49-8931-9700 Jeremane - Haan Mohala: 49-2129-3766400 Jeremane - Heilbronn Mohala: 49-7131-72400 Jeremane - Karlsruhe Mohala: 49-721-625370 Jeremane - Munich Tel: 49-89-627-144-0 Fax: 49-89-627-144-44 Jeremane - Rosenheim Mohala: 49-8031-354-560 Iseraele - Hod Hasharon Mohala: 972-9-775-5100 Italy - Milan Mohala: 39-0331-742611 Fax: 39-0331-466781 Italy - Padova Mohala: 39-049-7625286 Netherlands - Drunen Mohala: 31-416-690399 Fax: 31-416-690340 Norway - Trondheim Mohala: 47-72884388 Poland - Warsaw Mohala: 48-22-3325737 Romania - Bucharest Tel: 40-21-407-87-50 Spain - Madrid Tel: 34-91-708-08-90 Fax: 34-91-708-08-91 Sweden - Gothenburg Tel: 46-31-704-60-40 Sweden - Stockholm Mohala: 46-8-5090-4654 UK - Wokingham Mohala: 44-118-921-5800 Fax: 44-118-921-5820 |
| 2355 West Chandler Blvd. | |||
| Chandler, AZ 85224-6199 | |||
| Mohala: 480-792-7200 | |||
| Fax: 480-792-7277 | |||
| Tšehetso ea tekheniki: | |||
| www.microchip.com/support | |||
| Web Aterese: | |||
| www.microchip.com | |||
| Atlanta | |||
| Duluth, GA | |||
| Mohala: 678-957-9614 | |||
| Fax: 678-957-1455 | |||
| Austin, TX | |||
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| Fax: 774-760-0088 | |||
| Chicago | |||
| Itasca, IL | |||
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| Dallas | |||
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| Detroit | |||
| Novi, MI | |||
| Mohala: 248-848-4000 | |||
| Houston, TX | |||
| Mohala: 281-894-5983 | |||
| Indianapolis | |||
| Noblesville, IN | |||
| Mohala: 317-773-8323 | |||
| Fax: 317-773-5453 | |||
| Mohala: 317-536-2380 | |||
| Los Angeles | |||
| Mission Viejo, CA | |||
| Mohala: 949-462-9523 | |||
| Fax: 949-462-9608 | |||
| Mohala: 951-273-7800 | |||
| Raleigh, NC | |||
| Mohala: 919-844-7510 | |||
| New York, NY | |||
| Mohala: 631-435-6000 | |||
| San Jose, CA | |||
| Mohala: 408-735-9110 | |||
| Mohala: 408-436-4270 | |||
| Canada - Toronto | |||
| Mohala: 905-695-1980 | |||
| Fax: 905-695-2078 |
Litokomane / Lisebelisoa
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MICROCHIP Viterbi Decoder [pdf] Bukana ea Mosebelisi Viterbi Decoder, Decoder |