MultiLane AT4079B GUI Me ntsis yuam kev Ratio Tester
Cov ntaub ntawv khoom
AT4079B GUI User Manual yog cov lus qhia siv rau AT4079B Bit Error Ratio Tester. Nws yog tsim los rau kev ntsuam xyuas thiab tshuaj xyuas cov ntaub ntawv ceev ceev. Tus tester txhawb 8-txoj kab khiav haujlwm nrog tus nqi baud li ntawm 1.25 txog 30 GBaud. Nws muaj peev xwm sim ob qho tib si NRZ thiab PAM4 signaling tawm tswv yim. Phau ntawv qhia cov lus qhia ntxaws txog kev siv tus tester's graphical user interface (GUI) los ua ntau yam kev xeem thiab ntsuas. AT4079B GUI Tus Neeg Siv Phau Ntawv Qhia yog hloov kho version 0.4, hnub tim Lub Peb Hlis 2021. Nws muaj cov ntawv ceeb toom tseem ceeb hais txog tsoomfwv txwv kev siv, luam tawm, lossis nthuav tawm cov khoom los ntawm tsoomfwv. Phau ntawv tseem hais tias MultiLane Inc. cov khoom muaj kev tiv thaiv los ntawm Asmeskas thiab txawv teb chaws patents.
Cov lus qhia siv khoom
General Safety Precautions Ua ntej siv AT4079B Bit Error Ratio Tester, review cov kev ceev faj txog kev nyab xeeb hauv qab no txhawm rau ua kom muaj kev nyab xeeb ntawm kev ua haujlwm:
- Siv cov hlua hluav taws xob uas tau teev tseg rau lub tebchaws siv.
- Saib xyuas tag nrho cov kev ntsuam xyuas davhlau ya nyob twg thiab cov cim ntawm cov khoom.
- Tsis txhob khiav lub tester yam tsis muaj npog lossis panels.
- Tsis txhob kov cov kev sib txuas thiab cov khoom sib txuas thaum muaj zog.
- Yog tias xav tias muaj kev puas tsuaj rau cov khoom, puas tau kuaj xyuas los ntawm cov neeg ua haujlwm pabcuam?
- Tsis txhob khiav lub tester hauv ntub / damp tej yam kev mob los yog nyob rau hauv ib qho chaw tawg.
- Khaws cov khoom nto kom huv si thiab qhuav.
Kev teeb tsa
Ua raws li cov kauj ruam no rau nruab AT4079B Bit Error Ratio Tester:
- Xyuas kom meej tias qhov tsawg kawg nkaus PC yuav tsum tau ua. (Saib rau phau ntawv qhia kom paub meej txog yam tsawg kawg nkaus ntawm PC yuav tsum tau ua.)
- Txuas tus tester rau PC siv Ethernet kev twb kev txuas.
Thawj kauj ruam
Txhawm rau pib siv AT4079B Bit Error Ratio Tester, ua raws li cov no
cov kauj ruam
- Txuas tus tester rau PC los ntawm Ethernet.
AT4079B GUI User Manual
8-Txoj Kev | 1.25-30 GBaud | Me ntsis yuam kev Ratio Tester 400G | NRZ & PAM 4
AT4079B GUI User Manual-rev0.4 (GB 20210310a) Lub Peb Hlis 2021
Daim ntawv ceeb toom
Copyright © MultiLane Inc. Txhua txoj cai tshwj tseg. Cov khoom lag luam software muaj ntawv tso cai yog muaj los ntawm MultiLane Inc. lossis nws cov neeg xa khoom thiab raug tiv thaiv los ntawm Tebchaws Meskas cov cai lij choj thiab cov kev cog lus thoob ntiaj teb. Kev siv, luam tawm, lossis nthuav tawm los ntawm tsoomfwv yuav raug txwv raws li tau teev tseg hauv kab lus (c)(1)(ii) ntawm Txoj Cai hauv Cov Ntaub Ntawv thiab Khoos Phis Tawj Cov Lus Qhia ntawm DFARS 252.227-7013, lossis cov kab lus hauv qab (c)(1 ) thiab (2) ntawm Commercial Computer Software — Restricted Rights clause ntawm FAR 52.227-19, raws li muaj. MultiLane Inc. cov khoom yog them los ntawm US thiab txawv teb chaws patents, muab thiab tos. Cov ntaub ntawv nyob rau hauv qhov kev tshaj tawm no hloov dua siab tshiab rau hauv tag nrho cov ntaub ntawv luam tawm yav dhau los. Cov lus qhia tshwj xeeb thiab tus nqi hloov pauv tau tshwj tseg.
General Safety Summary
Review kev tiv thaiv kev nyab xeeb hauv qab no kom tsis txhob raug mob thiab tiv thaiv kev puas tsuaj rau cov khoom no lossis ib yam khoom uas txuas nrog nws. Txhawm rau kom tsis txhob muaj kev phom sij, siv cov khoom no tsuas yog raws li tau teev tseg. Tsuas yog cov neeg ua haujlwm tsim nyog yuav tsum ua cov txheej txheem pabcuam. Thaum siv cov khoom no, tej zaum koj yuav tau nkag mus rau lwm qhov ntawm lub cev. Nyeem Cov Lus Qhia Txog Kev Nyab Xeeb General hauv lwm phau ntawv qhia txog kab ke rau kev ceeb toom thiab kev ceeb toom ntsig txog kev khiav haujlwm.
Kom Tsis Txhob Hluav Taws los Yog Tus Kheej raug mob
Siv cov hlua fais fab kom raug. Tsuas yog siv cov hlua hluav taws xob uas tau teev tseg rau cov khoom no thiab tau lees paub rau lub tebchaws siv. Saib xyuas txhua qhov kev ntsuas Terminal. Txhawm rau kom tsis txhob muaj hluav taws kub los yog poob siab, ua tib zoo saib tag nrho cov kev ntsuas thiab cov cim ntawm cov khoom. Nrog rau phau ntawv qhia cov khoom lag luam rau cov ntaub ntawv ntsuam xyuas ntxiv ua ntej ua kev sib txuas rau cov khoom.
- Tsis txhob siv lub peev xwm rau txhua lub davhlau ya nyob twg, suav nrog lub davhlau ya nyob twg uas tshaj qhov ntsuas siab tshaj plaws ntawm lub davhlau ya nyob twg.
- Tsis txhob ua haujlwm yam tsis muaj npog.
- Tsis txhob khiav cov khoom no nrog cov npog lossis cov panels tshem tawm.
- Zam Kev Tshaj Tawm Circuitry. Tsis txhob kov cov kev sib txuas thiab cov khoom sib txuas thaum muaj lub hwj chim.
- Tsis txhob ua haujlwm nrog qhov ua tsis tiav.
- Yog tias koj xav tias muaj kev puas tsuaj rau cov khoom no, kom nws tshuaj xyuas los ntawm cov neeg ua haujlwm tsim nyog.
- Tsis Txhob Ua Haujlwm Hauv Ntub Dej/D.amp Cov xwm txheej. Tsis txhob ua haujlwm hauv qhov chaw tawg. Khaws cov khoom nto huv si thiab qhuav
- Cov lus ceeb toom qhia cov xwm txheej lossis kev coj ua uas tuaj yeem ua rau muaj kev puas tsuaj rau cov khoom no lossis lwm yam khoom.
Taw qhia
Qhov no yog tus neeg siv phau ntawv ua haujlwm rau AT4079B. Nws suav nrog kev teeb tsa ntawm nws cov pob software thiab piav qhia yuav ua li cas khiav lub cuab yeej rau cov qauv tsim thiab kev tshawb pom qhov yuam kev; yuav ua li cas tswj lub clocking system, inputs / outputs thiab tag nrho cov muaj nyob rau hauv ntsuas.
| Lub ntsiab lus | Txhais |
| BERT | Me ntsis yuam kev Rate Tester |
| API | Daim ntawv thov Programming Interface |
| NRZ | Tsis Rov Qab Los Zero |
| GBd | Gigabaud |
| PLL | Theem-Kaw Xauv |
| PPG | Pulse Pattern Generator |
| GHz | Gigahertz |
| PRD | Cov ntaub ntawv xav tau ntawm cov khoom |
| I/O | Input/Output |
| R&D | Kev Tshawb Fawb & Kev Txhim Kho |
| HWM, FW, SW | Hardware, Firmware, Software |
| GUI | Graphical User Interface |
| ATE | Tsis siv neeg kuaj khoom |
| HSIO | Kev kub ceev I / O |
API thiab SmarTest Cov Ntaub Ntawv
- Phau ntawv no txhawb nqa cov cuab yeej AT4079B thiab nws yog sib xws nrog Advantest V93000 HSIO xeem lub taub hau extender ncej / twinning.
- Tag nrho cov APIs muaj nyob rau Linux thiab sim nyob rau hauv Smartest 7. Rau cov npe ntawm APIs thiab yuav siv lawv li cas thov xa mus rau "API" nplaub tshev ntawm AT4079B webnplooj.
- Phau ntawv no tsis piav qhia yuav ua li cas khiav lub cuab yeej siv SmarTest ib puag ncig. Xa mus rau Advantest's webqhov chaw hauv qab no rau SmarTest cov ntaub ntawv sau tseg tias nws tuaj yeem hloov pauv yam tsis muaj ntawv ceeb toom thiab tseem yuav tsum muaj cai nkag mus hauv Advantest.
- https://www.advantest.com/service-support/ic-test-systems/software-information-and-download/v93000-software-information-and-download
Khoom Software
Cov cuab yeej suav nrog cov software hauv qab no: AT4079B GUI. Instrument GUI khiav ntawm Windows XP (32/64 ntsis), Windows 7,8, thiab 10.
NCO TSEG. Cov ntawv thov no xav tau Microsoft .NET Framework 3.5.
Yog xav tau Microsoft.NET Framework 3.5, nws tuaj yeem rub tawm los ntawm qhov txuas no: http://download.microsoft.com/download/2/0/e/20e90413-712f-438c-988e-fdaa79a8ac3d/dotnetfx35.exe.
Yog xav paub ntxiv txog cov khoom tshiab, xyuas cov hauv qab no webnplooj ntawv: https://multilaneinc.com/products/at4079b/
Yam tsawg kawg nkaus rau PC
Lub Windows PC cov khoom rau AT4079B GUI daim ntawv thov yuav tsum ua raws li cov lus qhia hauv qab no:
- Windows 7 los yog siab dua
- Yam tsawg kawg yog 1 GB RAM
- 1 Ethernet daim npav los tsim kev sib txuas nrog lub cuab yeej
- USB connector
- Pentium 4 processor 2.0 GHz lossis ntau dua
- NET moj khaum 3.5 sp1
Nco tseg: Nws raug nquahu kom txuas BERT ntawm Ethernet rau ib lub PC nkaus xwb txhawm rau tiv thaiv kev tsis sib haum xeeb los ntawm ntau tus neeg siv cov lus txib.
Nco tseg: Nws tsis pom zoo kom txuas lub cuab yeej mus rau lub network qeeb lossis txuas rau nws los ntawm WiFi
Kev teeb tsa
Tshooj lus no hais txog kev teeb tsa thiab nqa lub cuab yeej. Nws tau muab faib ua ob ntu tseem ceeb:
- Qhov system pib
- Yuav ua li cas txuas mus rau qhov ntsuas
Thawj kauj ruam
Thaum koj xub tau txais cov cuab yeej, nws muaj qhov chaw nyob IP ua ntej los ntawm lub Hoobkas. Qhov chaw nyob IP no yog luam tawm ntawm daim ntawv lo ntawm lub ntsuas. Koj tuaj yeem xaiv khaws tus IP no lossis hloov nws. Yog tias koj xav hloov qhov chaw nyob IP xa mus rau "Yuav ua li cas hloov IP thiab hloov kho firmware" ntu.
Txuas nrog Ethernet
Txuas lub PC mus rau sab nraub qaum ntawm RJ45 txuas los ntawm Ethernet cable kom tswj tau nws. Txhawm rau txuas ntawm Ethernet, tus IP chaw nyob ntawm lub rooj tsavxwm yuav tsum. Txhawm rau kawm paub ntau ntxiv txog yuav ua li cas txuas Ethernet cable mus rau ntu Txuas los ntawm Ethernet Cable. Nco ntsoov tias tsis tas yuav muaj tus tsav tsheb; Koj tsuas yog yuav tsum paub lub rooj tsav xwm IP chaw nyob tam sim no, koj yuav tsum nkag mus rau hauv lub thawv ntawv ntawm ib sab ntawm daim ntawv lo IP uas pom hauv daim duab hauv qab no, tom qab ntawd nyem rau ntawm lub pob txuas.
Daim duab 1: Txuas ntawm Ethernet
Koj tam sim no txuas nrog.
- Thaum txuas nrog, Connect khawm hloov mus rau Disconnect.
- Txhawm rau kom paub tseeb tias koj txuas nrog, koj tuaj yeem ping koj lub cuab yeej.
Tam sim no lub cuab yeej tau qhib thiab txuas los ntawm qhov chaw nyob IP. Tom ntej no, koj yuav tsum configure lub teeb liab generated. Txawm hais tias AT4079B yog ATE hom ntsuas, nws tuaj yeem siv ua lwm yam Multilane BERT thiab tuaj yeem tswj tau los ntawm BERT GUI dav dav rau Windows. Qhov no yog qhov piv txwv zoo thaum daws teeb meem teeb tsa. General BERT GUI tuaj yeem rub tawm los ntawm lub tuam txhab website, nyob rau hauv lub download seem ntawm AT4079B. Daim duab 2: AT4079B GUI Hauv koj lub cuab yeej GUI, muaj ntau yam kev tswj hwm uas tau piav qhia hauv qab no.
Instrument Connect Field
Daim duab 3: Instrument Connect Field
Thawj qhov koj xav ua yog kom paub tseeb tias koj txuas nrog lub ntsuas. Yog tias koj yog, khawm txuas yuav nyeem Disconnect, thiab lub teeb ntsuab LED teeb.
PLL Lock and Temperature Status Field
Khaws lub qhov muag ntawm LEDs thiab kev nyeem ntsuas kub hauv daim teb no. TX Xauv txhais tau tias PLL ntawm PPG raug kaw. RX lock mus ntsuab tsuas yog tias lub teeb liab ntawm qhov tseeb polarity thiab PRBS hom raug kuaj pom ntawm lub ntsuas qhov yuam kev.
Yog tias qhov kub siab tshaj 65 ºC, lub tshuab hluav taws xob yuav pib kaw.
Nyeem qhov teeb tsa Firmware Revision
Lub teeb tsa firmware version tau tshwm sim nyob rau sab xis sab xis ntawm GUI.
Daim duab 5: Nyeem qhov teeb tsa Firmware Revision
Kab Rate Configuration (Siv rau tag nrho cov channel ib zaug)
Daim duab 6: Kab Rate Configuration Qhov no yog qhov uas koj teem lub bitrate rau tag nrho cov 8 raws los ntawm ntaus ntawv nyob rau hauv tus nqi xav tau. Cov ntawv qhia zaub mov nco-down teev cov shortcut rau feem ntau siv bitrates, txawm li cas los xij, koj tsis txwv rau cov npe ntawd. Koj tuaj yeem xaiv lub moos nkag. Lub moos yog sab hauv los ntawm lub neej ntawd. Koj yuav tsum tsuas yog hloov mus rau sab nraud moos pub-hauv thaum koj xav tau synchronize ob lossis ntau dua AT4079Bs rau ib leeg hauv kev ua qhev-tus tswv; Nyob rau hauv tas li ntawd, koj txuas lub moos nyob rau hauv ib tug daisy saw. Tom qab hloov los ntawm sab hauv mus rau sab nraud moos thiab rov ua dua, koj yuav tsum nyem thov rau cov kev hloov pauv kom muaj txiaj ntsig (qhov no yuav siv sijhawm li ob peb feeb).
Hom & Clock Out Chaw (Tswj rau txhua qhov chaw ib zaug)
Kev piav qhia Screenshot Lub "Ref" qhia txog qhov zaus ntawm lub moos tso zis. Qhov no yog ib qho kev ua haujlwm ntawm tus nqi qis thiab yuav txawv raws li koj lub sijhawm teev-tawm hauv qab "Hom" ntawv qhia zaub mov. Paub txog lub moos zaus raug tso tawm los ntawm BERT yuav pab tau thaum koj xav ua kom lub oscilloscope. Qee cov oscilloscopes xav tau lub moos zaus tshaj 2 GHz. Txhawm rau kom tau txais AT4079B kom tso tawm qhov ntawd, mus rau hauv hom kev teeb tsa thiab xaiv Lub Clock tawm los ua "Monitor". Xaiv tus denominator kom qhov tshwm sim nyob rau hauv qhov ntau yam. Txhawm rau hloov ntawm NRZ thiab PAM-4 codings, siv TX Hom teeb tsa, tom qab ntawd nyem Thov. Cov kev xaiv Grey Mapping thiab DFE pre-coding tsuas yog muaj nyob rau hauv PAM4 hom. DFE Pre-coding xa ib qho pre-amble rau DFE receiver los sync ua ntej tus qauv PRBS raug xa mus, kom tsis txhob DFE yuam kev propagation. Puas yog tus decoder siv lub tswv yim 1+D los teb rau ib qho ??=??+? encoding. Tam sim no, DFE precoding yog tsis siv neeg thiab tsis siv neeg xaiv. Grey Mapping ua rau siv PRBSxxQ txhais hauv IEEE802.3bs. Thaum Grey mapping tau qhib, PRBS13 thiab PRBS31 nyob rau hauv cov qauv xaiv cov ntawv qhia tig mus rau PRBS13Q thiab PRBS31Q feem. Grey daim phiaj pib rov npaj cov cim kos npe rau hauv qab no: 00 → 0 01 → 1 11 → 2 10 →
Pre-Channel Chaw
Koj tuaj yeem kho cov teeb tsa no ntawm ib qho channel. Cov no yog:
Kev piav qhia Screenshot Lub AT4079B tuaj yeem tso tawm ntau yam ntawm cov qauv ua ntej. Ntxiv nrog rau cov qauv PRBS, muaj cov qauv linearity thiab jitter test qauv. Tsis tas li ntawd, nyob rau sab saum toj ntawm cov qauv tsim ua ntej, tus neeg siv tau muaj peev xwm los txiav txim siab nws tus kheej qauv - ntau ntxiv ntawm qhov no ntxiv hauv qab no. Nco tseg: Kev tshawb pom qhov yuam kev tsuas yog ua haujlwm ntawm PRBS cov qauv uas muaj nyob rau hauv RX qauv daim ntawv teev npe. Nws tsis tuaj yeem ua qhov yuam kev ntawm cov qauv kev cai. Cov qauv kev cai yog ua los ntawm 2 daim teb nrog 16 tus lej hexadecimal txhua. Ib tug yuav tsum sau ob daim teb nrog tag nrho 32 hex cim. Txhua tus cim hex yog 4 ntsis dav, ua 2 PAM4 cim; example 0xF yog 1111 yog li hauv Grey-coded PAM sau qhov no tshwm sim hauv 22, piv txwv li cov qib PAM raug suav hais tias 0, 1, 2, thiab 3 Example 2: xa cov teeb liab ntaiv 0123, sau cov teb nrog rov ua dua ntawm 1E
Nyob rau hauv RX Pattern ntawv qhia zaub mov, ib tus tuaj yeem tshawb xyuas tag nrho cov qauv uas tuaj yeem tshawb pom qhov yuam kev. Nco ntsoov tias TX thiab RX cov qauv yuav tsum yog tib yam kom tau txais RX ntsuas phoo thiab yog li muaj peev xwm ua tau ntsuas. Tsis tas li ntawd, tus qauv polarity yog qhov tseem ceeb heev thiab ua rau txhua qhov sib txawv ntawm kev muaj RX PLL xauv lossis tsis muaj xauv txhua. Koj tuaj yeem xyuas kom meej polarity los ntawm kev txuas TX-P sab ntawm cable rau RX-P thiab TX-N rau RX-N. Yog tias koj tsis hwm txoj cai no, koj tseem tuaj yeem hloov pauv qhov polarity ntawm GUI ntawm RX sab nkaus xwb. Sab hauv thiab sab nrauv qhov muag theem tswj luas qhov siab thiab qis qhov tseem ceeb ntawm nruab nrab PAM qhov muag. Muaj peev xwm tswj tau qhov tseem ceeb ntawm 500 txog 1500 rau lub qhov muag sab hauv thiab los ntawm 1500 txog 2000 rau lub qhov muag sab nrauv. Qhov zoo tshaj qhov tseem ceeb yog feem ntau nyob rau hauv nruab nrab ntawm qhov ntau. Ib example ntawm tweaking lub qhov muag sab nrauv yog qhia hauv qab no Lub neej ntawd amplitude tswj yog calibrated nyob rau hauv millivolt qhov tseem ceeb tab sis tsis tso cai rau koj hloov cov equalizer nqis. Yog tias koj xav hloov FFE kais chaw, thov mus rau tom qab ntawd qhib 'Advanced Settings'. Qhov no ua rau koj tswj hwm qhov tseem ceeb ua ntej thiab tom qab qhov tseem ceeb rau txhua qhov channel, tab sis ampLitude qhov tseem ceeb yuav tsis qhia nyob rau hauv millivolt. Los ntawm lub neej ntawd, peb cov kais dej tau pom thiab tuaj yeem hloov kho. Xav txog qhov amplitude li digital equalizer nrog lub ntsiab kais, pre-cursor (pre-emphasis), thiab post-cursor (post-emphasis). Nyob rau hauv cov ntaub ntawv tsis tu ncua, pre- thiab post-cursors yog teem rau xoom; tus amplitude yog tswj siv lub ntsiab kais. Lub ntsiab, ua ntej, thiab tom qab cov kais dej siv cov txiaj ntsig digital li ntawm -1000 thiab +1000. Kev nce thiab txo tus cursors ua ntej thiab tom qab yuav cuam tshuam rau amplitude. Thov xyuas kom meej tias qhov sib npaug ntawm pre-, post, thiab cursors tseem ceeb yog ≤ 1000 kom muaj kev ua tau zoo. Yog tias qhov sib npaug ntawm cov kais dej ntau tshaj 1000, qhov linearity ntawm TX teeb liab tsis tuaj yeem khaws cia.
Tom qab tus cursor cuam tshuam rau lub mem tes Tus neeg siv kuj tuaj yeem hloov kho 7 kais coefficients es tsis txhob siv 3 kais los ntawm kev nias rau thiab tom qab ntawd kos lub thawv ntawm Kais Chaw: Tom qab siv cov chaw, xya-kais tswj yuav muaj rau kev kho hauv qab. amplus menu. Ib qho ntawm 7 kais tuaj yeem txhais tau tias yog lub ntsiab kais dej; Hauv qhov no, cov kais dej ua ntej nws yuav yog tus cursors ua ntej. Ib yam li ntawd, cov kais dej hauv qab lub ntsiab kais yuav yog tus cursors tom qab. Lub slicer yog lub neej ntawd hom. Lub reflection tshem tawm siv lub zog ntau dua tab sis muaj txiaj ntsig zoo rau cov kev tawm dag zog uas muaj kev hloov pauv ntawm impedance
Example Inner and Outer Settings Effect
Kev ntsuas qhov ntsuas qhov yuam kev me ntsis Kev Nyeem Ntawv Kom muaj peev xwm pib ntsuas BER, cov cuab yeej cov chaw nres nkoj yuav tsum nyob rau hauv lub voj voog rov qab, uas txhais tau hais tias qhov chaw nres nkoj TX yuav tsum txuas nrog RX chaw nres nkoj thiab PPG thiab ED cov qauv yuav tsum sib phim. Ib qho tsis tas yuav tsum tau muab PRBS los ntawm tib lub cev ntsuas - lub hauv paus tuaj yeem yog cov cuab yeej sib txawv thiab tus ntsuas yuam kev ntawm AT4079B tuaj yeem muab nws lub moos los ntawm cov ntaub ntawv tau txais (tsis tas yuav muaj lub moos sib txuas). Txawm li cas los xij, yog tias Grey coding siv rau hauv qhov chaw, ib tus yuav tsum qhia rau tus neeg txais kev cia siab tias Grey coding ib yam nkaus. Yog tias muaj qhov sib tw hauv cov qauv, polarity, thiab coding tab sis tseem tsis muaj xauv, yuav muaj qhov sib pauv MSB / LSB ntawm ib sab.
BER Tswj
Kev ntsuas BER tuaj yeem khiav hauv hom txuas ntxiv thiab yuav tsis nres kom txog thaum tus neeg siv cuam tshuam thiab nias lub pob nres. BER kuj tseem tuaj yeem raug teeb tsa los khiav lub hom phiaj tus nqi tau mus txog lossis kom txog thaum qee tus lej ntawm cov khoom tau raug xa mus (units ntawm 10 gigabits). Lub Timer cia tus neeg siv teem sijhawm rau BER nres.
BER Table of Results
Cov ntsiab lus ntawm BER ntsuas tau pom nyob rau hauv kab hauv qab no:
PEB Graph
Plots BER qhov tseem ceeb sau rau ntawm daim duab
Daim duab 11: BER Graphs
Histogram Analysis
Lub histogram yog lub cuab yeej ntawm kev xaiv los daws qhov teeb meem txuas. Koj tuaj yeem xav tias nws yog ib qho kev tsim rau hauv lub receiver thiab nws ua haujlwm txawm tias koj tsis muaj qhov ntsuas phoo. Rau ob qho tib si NRZ thiab PAM cov cim, daim duab histogram tau qhia raws li hauv qab no:
Daim duab 12: PAM Histogram
- Lub thinner lub ncov qhov ua tau zoo ntawm PAM teeb liab thiab qhov tsawg dua qhov jitter. Cov peaks no tuaj yeem txhim kho siv qhov ua ntej / tom qab qhov tseem ceeb muaj.
- Tib qho piv txwv siv raws li qhov ntawm PAM histogram.
Teeb liab-rau-Noise Ratio Analysis
SNR yog ib txoj hauv kev kom muaj nuj nqis los ntsuas lub zog ntawm lub teeb liab tau txais - nws tau muab rau hauv dB.
Log file Qhov system
Nyob rau hauv lub AT4079B BERT, muaj ib tug cav file system, qhov twg txhua qhov kev zam los yog unhandled los ntawm GUI yuav tau txais kev cawmdim. Tom qab thawj zaug khiav, GUI tsim ib qho file nyob rau hauv lub ntsiab directory/exception cav thiab txuag tag nrho cov kev zam uas twb muaj lawm. Nyob rau hauv rooj plaub tus neeg siv muaj teeb meem nrog lub software, nws tuaj yeem xa qhov kev zam file rau peb pab neeg.
Nco tseg: qhov kev zam file yuav raug rho tawm tsis tu ncua tom qab txhua 1 lub lis piam ua haujlwm.
Txuag thiab Loading Settings
Cov cuab yeej ib txwm khaws cov chaw siv kawg hauv lub cim xeeb tsis hloov pauv. Cov kev teeb tsa no tau txais rov qab zoo dua thaum lwm zaus koj txuas rau BERT. Tsis tas li ntawd, koj tuaj yeem tsim thiab txuag koj li kev teeb tsa files thiab tuaj yeem thim rov qab rau lawv thaum xav tau. Nrhiav cov ntawv qhia zaub mov Txuag / Load hauv cov ntawv qhia zaub mov ntawm GUI.
Yuav Ua Li Cas Hloov IP Chaw Nyob thiab Hloov Kho Firmware
Rau cov ntaub ntawv hais txog kev hloov tus IP chaw nyob thiab hloov kho lub firmware ntawm AT4079B, ua siab zoo rub tawm "Kev Kho" nplaub tshev los ntawm https://multilaneinc.com/products/at4079b/. Lub folder muaj cov hauv qab no:
- ML Maintenance GUI
- USB Driver
- Cov neeg siv phau ntawv qhia
Cov ntaub ntawv / Cov ntaub ntawv
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