Yuav ua li cas raspberry Pi Handheld Cov Khoom Ua Si Ua Haujlwm Zoo Li Cas?
Raspberry Pi Handheld Cov Khoom Ua Si Rastrial ua haujlwm los ntawm kev sib txuas nrog cov ntaub ntawv, txhua txoj kev sib koom tes lossis cov roj teeb classic kev ua si rau cov lus qhia ua tiav. Lub Raspberry Pi ua raws li lub central processor, khiav cov haujlwm tshwj xeeb xws li Retropie lossis Recalbox uas muaj ntau emulators rau ntau lub consour consaloles.
Cov txheej txheem no cia siab rau peb cov khaubncaws sab nraud povtseg: Kev sib txuas lus zoo rau cov khoom siv roj teeb thiab kev sib txuas lus siv roj teeb kom muaj roj teeb hluav taws xob kom tswj tau hluav taws xob ruaj khov rau txhua yam.
Cov tub ntxhais lub ntsiab vajtse architecture
Lub hauv paus ntawm ib qho Raspberry Pi Handheld yog ib qho - board computer nws tus kheej. Cov neeg tsim feem ntau xaiv ntawm PI Xoom 2 W rau Ultra {{}} compact ua lossis PI 4 rau kev xav ntau dua. Lub Pi Xoom 2 w teeb kwv yees li 500-800mA thaum lub sijhawm ua si, thaum PI 4 tuaj yeem haus kom puv thaum muaj peev xwm ua haujlwm tag nrho zoo li Nintendo 64 lossis PlayStation 1.
Cov kev xaiv tivthaiv tsim cov teeb ua ke ntawm cov kev txiav txim siab txog kev ua haujlwm. 3.5-nti 640x480 Zaub yuav tsum muaj cov Gpio Pin kev teeb tsa sib txawv dua li 5-nti HDMI npo. Cov qub qub txuas rau ntawm SPI (SERIES? HDMI nthuav tawm los ntawm cov chaw nres nkoj video yog tab sis xav tau lawv tus kheej lub zog Circuit Court, feem ntau rub tawm ib qho ntxiv 400500ma los ntawm lub roj teeb system.
Physical controls connect directly to GPIO pins configured as inputs with internal pull-up resistors. Thaum lub khawm nias hauv av tus PIN, cov txheej txheej software ntsuas pom lub xeev hloov pauv. Tus qauv tswj cov txheej txheem yuav tsum muaj 12 gpio pins yam tsawg kawg: plaub rau cov ntawv qhia txog kev nqis tes (a, y), ob rau ntawm lub ntsej muag tswj (pib, xaiv). Advanced cov vaj tse siv ntau yam los txo tus pin suav, siv cov ntawv sau npe hloov lossis i2c expanders uas tso cai rau {}} inputs los ntawm tsuas yog 3-4 pins.
Cov zaub interface txiav txim siab ua kom muaj qhov nyuaj. SPI Cov ntaub ntawv qhia txog kev tswj hwm cov neeg tsav tsheb kho vaj tse, qhia kom meej xws li kev hloov pauv lub kaum ntse ntse, thiab kov ntau tshaj plaws calibration. DSI (Muab cov khoom sib txuas ua ke) kev sib txuas ntawm Raspberry Pi qhia tawm software teeb tsa tab sis yooj yim {
Fais fab System Engineering
Kev tswj hwm roj teeb cais ua haujlwm ua haujlwm ntawm cov phom sij kub. Lithium polymer cell tso 3.7v nominal voltage tab sis hloov pauv ntawm 4.2V siab them nqi thiab 3.0V depleted. Lub raspberry PI yuav tsum tau ruaj khov 5v ntawm txaus amperage, tsim nyog siv zog converter concuitter.
Cov kev tawm suab nrov muaj xws li Adafruit Powerboost 1000C, uas lees txais 3.7v lipo cov tswv yim thiab muab cov zis 5V thiab muab cov zis txuas ntxiv mus txog 1a txuas ntxiv, nrog 2a peak muaj peev xwm. Qhov kev ua tau zoo hloov pauv ntawm 80 - 92% nyob ntawm cov thauj khoom, lub zog siv hluav taws xob zoo siab rau 2000-2200mah tom qab hloov dua siab tshiab.
Kev nyab xeeb tseem ceeb yam kev puas tsuaj los tiv thaiv kev puas tsuaj. TP4056 Tus Nqi Kev tswj ics kov lub roj teeb lithium, txwv tam sim no rau 1c (1000mA rau 12V los tiv thaiv kev tshaj tawm. Kev tiv thaiv kev tiv thaiv kev saib xyuas rau dhau - paug (txiav hwj chim (txiav hluav taws xob hauv qab 2.8 {}} 3.0V), thiab ntau dua-qhov xwm txheej. Ua cov kev tiv thaiv kev tiv thaiv no thermal khiav tawm, qhov twg sab hauv kev tiv thaiv cua sov uas ua kom muaj hluav taws xob ua rau hluav taws.
Roj teeb runtime suav qhia tau tias muaj kev npaj nyiaj txiag kev ua haujlwm. Ib lub pi xoom 2 w system nrog 3.5-nti spi zaub thiab cov suab nrov nrov nrov kwv yees li 750mooj tag nrho. Nrog rau 4000mAh roj teeb thiab 85% hloov dua siab tshiab ua tau zoo, theoretical runtime mus txog 4-3.5 teev vim yog cov nce qib thauj khoom thiab lub ntsej muag ci ntsa iab.
Kev tswj hwm kev ua kom tau muaj zog cuam tshuam nrog gpio -} soj ntsuam xyuas. Txuas cov PowerBoot lub roj teeb hluav taws xob tsawg kawg rau GPio 15 tso cai rau software los kuaj cov kev coj ua hauv qab 3.2V, ua rau SD daim npav kev noj nyiaj txiag. Qee lub tuam txhab siv roj teeb siv roj teeb siv cov roj teeb
Software Emulation Kho Mechanics
Retropie ua haujlwm raws li tus thawj software loj, ua rau atop raspberry Pi OS nrog emulationStation muab cov duab kos. Cov txheej txheem kos duab muaj ntawm peb txheej: lub Linux Kernel tswj kho vajtse nrog cov qauv libretro
Thaum koj tua tawm ib qho kev ua si, emulationstation hla lub rom cov ntaub ntawv retoarch rau retroarch, uas loads qhov tsim nyog Core- Piv txwv, SCES9x rau Super Nintendo Games. Cov emulator nyeem lub rom binary cov ntaub ntawv thiab txhais tau cov thawj console cov lus qhia. Rau cov snes ricoh 5A22 CPU khiav ntawm 3.58MHz, niaj hnub}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
Ncej Pacing txiav txim siab gameplay smoothness. Thawj cov consoles tso tawm ntawm tsau rates-60Hz rau cov meC cov tshuab, 50Hz rau pal. Retroarch cov yeeb yaj kiab tsim qauv synchronize emulation ceev rau koj cov zaub ua kom rov ua haujlwm, poob lossis luam cov khoom sib txawv thaum lub sijhawm tsis muaj tshwm sim. Audio latency stems los ntawm cov tsis thiab tsawg (64-128 kuaj rau qeeb qeeb
Cov Emulators txawv kev thov cov khoom sib txawv sib txawv . 8- me ntsis} me ntsis} tus tub hluas zoo li nees thiab kev ua si tub hluas khiav ntawm ib lub pi xoom, siv 15-25% CPU. Super Nintendo emulation yuav tsum 40-60% ntawm PI Xoom 2 W, thaum PlayStation 1 xav tau 70-85%. Nintendo 64 emulation tseem muaj teeb meem txawm tias nyob rau PI 4, nrog ntau cov npe emritches txawm tias muaj kev sib tw ua kom pom tseeb kom ua tiav.
Kev teeb tsa tshwm sim los ntawm Retroarch.cfg thiab System -} cov ntaub ntawv tshwj xeeb. Video Chaw Tswjhwm daws ntsuas ntsuas ntsuas ntsuas ... {}}} point {}}}}}} Lub cev lim rau kev zom kom zoo nkauj rau smoothness. Cov duab ntxoo thov tiag tiag - Lub sij hawm pom teebmeem, tab sis txhua txheej sctrices, tab sis txhua txhua txheej shat noj gpu cov peev txheej. Cov suab tawm suab ua tau zoo cuam tshuam rau ob qho tib si lub suab ncaj ncees ncaj ncees.
Cov tswv yim mapping txhais lus txhais cov khawm khawm mus rau hauv cov cim virtual. Retropie siv ob -}}}}}}}}}}}}}} ationstation maps inputs, thaum retroarch siv hauv- kev ua si tswj. Gpio -} Raws cov tswj hwm ua haujlwm software zoo li GPionext uas tsim ib qib virtual, tshwm sim zoo tib yam rau usb controllers los ntawm emulator lub tswv yim.
Cov zaub thiab audio sib xyaw
Vijtsam cav groadamently cov kws siv cov neeg siv kev paub. SPI muab kev sib txuas lus sib txuas lus tiag, hloov chaw pixel ib ntsis ntawm ib lub sij hawm hla kev sib koom ua ke. Qhov kev txwv no ua kom rov ua dua tshiab- Feem ntau 3.5 {}}}}}}}}}}}}}}}}}}}}}}}}} Cov teeb meem laus tab sis muaj teeb meem rau kev ua si nrawm nrawm. Tus FBCP-ILI9341 tus tsav tsheb ua rau cov khoom kho vajtse spi ntawm 80mHz, txhim kho kev ua tau zoo tab sis xav tau cov kernel module sib sau.
HDMI Qhia Txog Kev Pab Txhawb Cov Lus Qhia thiab 60FPS muaj peev xwm tab sis cov qauv tsim hluav taws xob. Mini HDMI mus rau Micro HDMI Adapters qhia cov neeg kho tshuab cov ntsiab lus kev ua tiav tsis ua haujlwm. Cov kev sib tw cable yuav tsum muaj nyiaj rau cov zaub lub zog kos; Khiav cais 5V lub zog hluav taws xob ncaj qha los ntawm cov roj teeb hluav taws xob tiv thaiv cov khoom voltices sag uas ua rau screen flickering nyob rau lub tshuab tsim hluav taws xob.
Kov ua haujlwm ntawm cov ntxaij yuav tsum muaj calibration. Lub Tslib Qiv Ntawv Maps kov lub cev coj mus tso saib cov pixels los ntawm 7-point calibration Matrix. Caprigitive kov cov lus sib txuas lus los ntawm I2C raws tu qauv, ceeb toom txog 10 ib txhij kov cov ntsiab lus tab sis kev siv cov khoom siv gpio ntxiv thiab xav tau cov khoom siv kernel ntxiv.
Audio kev ua raws li feem ntau siv PWM (mem tes dav) rau cov zis yooj yim lossis i2s (inter {suab) rau cov txiaj ntsig zoo) rau cov txiaj ntsig zoo. PI tus ua -} hauv 3.5 hli jack ua tau txais kev lees paub tab sis tsis muaj suab nrov thaum lub suab ntsiag to thaum lub siab ntsiag to. Dedicated DAC Modules zoo li PCM5102A Txuas ntawm I2S Pins (GPio 18, 21) thiab Xa 24- Cov suab nrov tshaj 100db.
Kev yuav tsum tau ua amplation nyob ntawm tus neeg hais lus yuam. Me 8-Ohm 0.5W cov lus sib yeem nrog PAM8403 chav kawm dnoifiers xa mus rau 3W ib channel ntawm 90% efficiency. Ntim kev tswj hwm tshwm sim los ntawm kev kho vajtse potentiometers wired mus rau lub suab nrov lossis kev kawm paub txog kev qhia me me tab sis ua kom haum cov kev tswj hwm digital.
GPIO maub los siv
Lub GPO (dav dav lub hom phiaj tawm tswv yim / cov zis tau muab cov koob vis dis aus muab rau kev nkag mus rau lub zog, hauv av, thiab pins tshwj tseg rau kev sib txuas lus. Txhua tus lej PIN tau teeb tsa nrog sab hauv 50 {-}}}}}}}}}}}}}}}} up de existor zaum ntawm 3.3v thaum tsis muaj pob nias. Nias lub pob txuas txuas nrog ntawm tus lej PIN thiab av rub lub voltage rau 0V, tsim lub xeev kev hloov pauv tau.
Software Debouncing tiv thaiv cov khoom tsis muaj tseeb los ntawm cov neeg kho tshuab hloov tawg. Ib txwm siv cov qauv PIN xeev txhua txhua 10ms, lees paub cov xovxwm thaum peb cov kev sib tw nyeem kom sib npaug. Cov chaw Debard Hardouncing siv 100nf capacitors thoob cov chav hloov chaw muab cov kos npe ntxhua khaub ncaws tab sis adject suav thiab qhov yuav tsum muaj.
Matrix scaning txo tus nqi pin rau tsim nrog 16+ khawm. Ib 4 x 4 Matrix siv yim GPO PINS {}}} plaub tawm thiab plaub lub tswv yim. Lub software ua ntu zus txhua qhov tawm ntawm cov kab thaum nyeem cov ntawv tawm tswv yim, nthuav tawm qhov twg khawm. Tus nqi scan yuav tsum tau tshaj 100Hz los tiv thaiv cov tswv yim tsis dhau thaum lub sijhawm nrawm nrawm nrawm hauv lub xeem program.
Advanced txhim kho txuas cov tswv yim analog rau Joysticks. Lub Pi tsis muaj haiv neeg analog - rau - hloov cov hloov tshiab adc chips zoo li ADS1115 txuas nrog ntawm I2C. Txhua Joystick siv ob txoj hauj lwm analog rau x thiab y
Thermal Tswj kev txiav txim siab
Lub Raspberry Pi's BCM2711 SoC (ntawm PI 4) lossis BCM2710A1 (ntawm PI Xoom 2 W) Tsim cov cua sov tseem ceeb thaum muaj kev ruaj ntseg. Yog tsis muaj thermal kev tswj hwm, CPU throttles los ntawm 1.8GHz ntawm 80℃los tiv thaiv kev puas tsuaj, ua rau cov ncej kev puas tsuaj thaum lub sijhawm gameplay.
Dhau qhov txias siv txhuas watcheinks nrog thermal adhesive pads dissipates 2 - 3w los ntawm kev thov. Lub Heatsink thaj chaw thiab Fin tsim txiav txim rau lub peev xwm txias-ib 15x [1
Nquag cua txias nrog 30x30mm 5V tus kiv cua txav 1 -} 2 cfm ntawm huab cua, enabling txhawb turbo hom ua haujlwm. Ntxuam Tswj ntawm Gpio Pulfe-dav kev kho kom haum raws CPU kub nyeem los ntawm / SYS / thermal / thermal_zone0 / temp. Kev siv hysteresis (pib tus kiv cua ntawm 65℃tab sis tsis nres mus txog 55 degree) tiv thaiv kev tsheb tsheb sai uas txwv tsis pub mus ua tsheb loj uas tsis txaus siab thiab thab.
Cov qauv tsim cuam tshuam rau Airflow thuam. Vents txoj haujlwm rau tus ntoo khaub lig- ndlwg -} {}}}}}}}}}}}}}}}} Tsim muaj huab cua zoo sib xws. Solid plastic cases with no ventilation can trap heat, causing thermal throttling even with heatsinks attached. 3D-printed cases with internal support structures that don't block airflow optimize both cooling and structural integrity.
Cov txheej txheem sib dhos thiab cov teeb meem ntau
Kev tsim kho lub cev pib nrog kev sim ua ntu zus sab nraud rooj plaub. Txuas lub pi mus rau ib qho kev saib xyuas ntawm HDMI thaum SD daim npav khau raj Retropie tau hais txog kev ua haujlwm yooj yim ua ntej ntxiv cov zaub thiab cov maub los ua haujlwm. Qhov kev kuaj mob no tiv thaiv cov teeb meem daws teeb meem sib sau ua ke nyob qhov twg cable nkag yog qhov nyuaj.
GPO PIN cov cim qhia yuam kev ua rau muaj kev ntxhov siab tshaj plaws. Cov 40 - pin tus lej heerer cov lej hauv software thaum lub sij hawm gpio 17 yog gpio 17 yog gpio 17 yog gpio 17 yog gpio 17 yog gpio. Luam ntawv ib daim duab pinoout thiab ua kom pom tseeb nrog kev sib txuam nrog kev sib txuam nrog cov sijhawm debugging.
SOLDER cov kev sib koom siab zoo txiav txim siab kom muaj kev cia siab. Txias solder pob qij txha {{kua qaub} ci, convex beads uas ua rau muaj kev sib txuas sib txuas raws li kev sib txuas ua ke thaum lub sijhawm ua haujlwm. Cov pob qij txha tsim kom zoo yog tus, concave, thiab npub grey, qhia tias ua tiav hlau fusion. Flux residue sab laug ntawm cov laug cam tuaj yeem ua rau cov dej xau ntawm cov pins ib sab, tshwj xeeb yog muaj teeb meem hauv ib puag ncig noo.
Neeg kho tshuab lim rau ntawm kev sib txuas ua rau ua tsis tiav. Lub Pi Xoom Metro USB Chaw nres nkoj tiv thaiv kwv yees li 5,000 txoj kev nkag mus ncig ua ntej kev tawm ntawm PCB. Soldering Hwj Hwj Hwj Hnyav ncaj qha rau kev sim cov ntaub ntawv tshem tawm tshem tawm cov ntaub ntawv no tshem tawm qhov tsis ua haujlwm tab sis voids lav. Siv txoj kev sib txuas ntawm txhua qhov kev sib txuas cable {{5} kub kub kua nplaum tsis muaj zog-}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}} Tiv thaiv kev fatigues solder pob qij txha.
SD daim npav sib xyaw cuam tshuam rau kev ruaj khov tsis tau xav txog. Tsis yog txhua daim npav siv cov ntawv sau sai sai uas emulation tsim. Class 10 or UHS-1 cards with high random write IOPS perform better than sequential-speed-optimized cards. Cov teeb meem SanSung lossis samsung tsawg dua li tsis muaj ntaub ntawv tsis muaj kev pab tsis ncaj, txawm hais tias muaj kev zoo ib yam ntawm daim ntawv.
Kev Ua Tau Zoo Tshaj Txuj Ci
Overclocking thawb kho vajtse dhau ntawm rated specifications kom zoo dua emulation kev ua tau zoo. Lub Pi Xoom 2 W's 1GHz caj npab Cortex {}} A53 Cores tuaj yeem ncav cuag 1.2-1.3GHz nrog rau kev ua si los ntawm 40FPS rau 55FPS hauv cov npe xav tau. Kev teeb tsa tshwm sim nyob rau hauv ib puag ncig /Txoj los ntawm teeb Arm_FREQ=1200 thiab nce over_voltage =4 kom ruaj khov.
GPU nco tag sib npaug sib npaug video kev ua yeeb yam tiv thaiv lub kaw lus RAM. Retropie lub neej ntawd rau 256MB GPU faib rau 1GB PI qauv. Txo mus rau 128MB frees nco rau emulation cov txheej txheem thaum tseem muab cov yeeb yaj kiab txaus kom txaus rau 720p tsim tawm. Lub GPU_MEM parameter hauv Config.txt tswj cov cais no.
Cov thawj coj hauv lub nroog puas cuam tshuam rau CPU cov zaus ntsuas cov cwj pwm. Qhov "ondemand" tus tswv xeev hloov kho zaus raws li kev thauj khoom tab sis qhia kev lob thaum lub sijhawm hloov pauv. Hloov mus rau "kev ua tau zoo" Governor Locks lub CPU ntawm cov zaus siab tshaj plaws, ua kom lub sijhawm sib txawv ntawm cov nqi siv hluav taws xob ntau ntxiv. Qhov teeb meem no feem ntau thaum lub sijhawm N64 lossis Dreamcast emulation uas lub sij hawm sai sai yog pom tau.
Rom cia cov kev cuam tshuam kev thauj khoom lub sij hawm tseem ceeb. Khaws ROMs ntawm SD Card's Fastition (cov files files (cov files files (cov files files (cov hauv paus filesystem) Network cia ntawm SMB Shares qhia tau cov sib txawv ntawm lub cev uas ua rau lub audio stuttering thaum lub network yog congested.
Shareer optimation yuav tsum muaj kev xaiv. Scanline Shaters noj cov peev txheej tsawg, ntxiv tsawg dua 5% GPU thauj khoom. Advaned Share zoo li CRT - royale nrog cov kev mob tawg tuaj yeem haus cov khoom noj muaj txiaj ntsig, ua rau cov khoom lag luam GPU rau ntawm cov khoom siv qeeb qeeb. Kev tshuaj ntsuam txhua qhov kev cuam tshuam ntawm tus lej lej tiag tiag es tsis tu ncua ntawm cov lus piav qhia tiv thaiv cov teeb meem playility.
Cov Khoom Siv Variations thiab Tsim Lag Luam
Cov khoom siv coj mus muag zoo li Piboy DMG muab ua ntej {{0} {} Kev tswj lub zog, thiab roj teeb tswj nyob rau hauv ib tug tub qus- style plhaub. Cov kev sib xyaw no ua kom sib xyaw ua ke los txuas cov hlua khau thiab txhim kho PI, tab sis txwv kev hloov kho thiab feem ntau raug nqi $ 80-120 rau lub plhaub ib leeg ua ntej ntxiv pi thiab roj teeb.
DIY tsim kev tswj kom tiav ntawm cov nuj nqis ntawm cov nyom. Sourcing ib qho khoom siv -}}}}}, roj teeb, yuav tsum tau them cov hluav taws xob sib xyaw. Ib qho kev tsim kho kiag li yuav raug nqi $ 60-80 hauv cov ntaub ntawv tab sis xav tau 15-25 teev ntawm kev tsim, yees duab 3D, thiab kev daws teeb meem, thiab kev daws teeb meem, thiab daws teeb meem.
Daim ntawv xaiv qhov cuam tshuam cuam tshuam ergonomics ntau. Ntsug game game boy - style style hnov ntuj rau lub ntuj rau 8} me ntsis tab sis tsis muaj analog tswj. Kab rov tav tsim qauv tsim resembling Playstation Portable haum dual analog stick tab sis nce dav dav dav. Clamshell DS-style cov tuam txhab tiv thaiv lub vijtsam tab sis ua khawm khawm thiab xav tau dual cov lus nrog cov kev teeb tsa cais.
Screen Light Vir Screen Vision Roj teeb Lub neej pib ua lag luam tas mus li. Ib tug 5-nti HDMI zaub kos duab 600-700MAma, thaum muaj 3.5-nti SPI SCREAM siv 200-250MA. Tias 400mA sib txawv txhais ua kwv yees li ob teev ntawm runtime ntawm cov roj teeb 4000mAh. Cov tsev ua haujlwm ua ntej kev ua yeeb yam kev twv txiaj xaiv cov ntaub ntawv me txawm tias yuav pom cov khoom me me.
Kev sib txawv zoo hloov pauv plague DIY ua. Generic AliExpress Cov Lus Qhia yuav txuag tau $ 15 tab sis tuaj txog nrog tuag pixels, tsis zoo saib cov ces kaum, lossis cov ntaub ntawv tsav tsheb tsis raug. Lub npe -}}}}}}}}-adafruit seem raug nqi ntau dua tab sis suav nrog cov ntaub ntawv txhim khu kev qha thiab kev txhawb nqa hauv zej zog. Lub sijhawm tau txais kev pab daws teeb meem kev cia siab hom feem ntau ua rau tus nqi hwm.
Software teeb tsa sib sib zog nqus ntsaub
Daim pib Retropie pib xav tau sau cov OS cov duab rau daim npav SD uas siv cov cuab yeej zoo li raspberry pi imageer. Thawj khau raj nthuav tawm cov filesystem siv daim npav puv npo muaj peev xwm thiab nthuav tawm EugulationStation cov tswj hwm cov tswv cuab. Cov cuab yeej wizard wizard no ua rau lub retroarch maub los hais abstraction txheej {} Txhua lub khawm retroarch txhais kom emulated console inple.
Bios cov ntaub ntawv pab kom raug emulation kom raug rau qee lub tshuab. PlayStation 1 Yuav tsum tau scph1001.bin (NTSC) lossis scph7502.bin (pal) cov ntaub ntawv uas muaj Sony tus thawj khau raj. Cov no nyob hauv / Tsev / Pi / Retropie / BIOS / thiab yuav tsum phim MD5 cov tshev mis rau tseeb. Yog tias tsis muaj tseeb bi cov ntaub ntawv bios, kev ua si yog tsis tso tawm lossis nthuav tawm tsis raug tus cwj pwm zoo li ploj lub suab lossis graphical glitches.
ROM hloov cov txheej txheem ntau ntawm USB lo (qeeb tshaj plaws, feem ntau tshaj tawm) rau SFTP hla network (ceev tshaj plaws, yuav tsum muaj kev teeb tsa). Lub USB txoj kev cuam tshuam cuam tshuam nrog "Retropie" nplaub tshev ntawm Fat32}}}}}}}} rom / romrodie / roms / NES, thiab lwm yam). Network Hloov Ua Haujlwm Tsav Li Taws Tsis - thiab-poob los ntawm ib lub khoos phis tawm ib zaug tau qhib los ntawm Retropie teeb tsa tsab ntawv.
SCRAPING METADATA koom nrog cov tsev qiv ntawv ua si nrog npog kos duab, cov lus piav qhia, thiab cov hnub tso tawm. Lub tsev ua -} hauv scraper queries screenscraper lossis Tesamesdb appis, rub cov duab thiab cov ntaub ntawv rau txhua tus pom ROM. Cov tsev qiv ntawv loj (300+ kev ua si) xav tau ob peb teev) xav tau ob peb teev los txhuam ua tus nqi API dawb {} tsis muaj kev thov. Phau ntawv teev cov teeb meem tshwj xeeb cov teeb meem ua haujlwm tau zoo dua li rov {6} scraping txhua yam thaum hloov tshiab tshwm sim.
Cov ntsiab lus kev cai tus kheej tus kheej lub interface tshaj li Retropie lub neej xiav xiav. Cov ntsiab lus zoo li phau ntawv dab tsi, Tronkyfran, lossis ntawv xov xwm Qee cov ntsiab lus xav tau cov peev txheej ntxiv xws li cov kev cai cov fonts lossis tshwj xeeb cov duab daws teeb meem, nce ntxiv ntawm 2GB rau xov xwm.
Kev daws teeb meem nquag
Daim vijtsam dub rau khau raj feem ntau qhia tias lub zog hluav taws xob muab cov khoom siv tsis zoo lossis ua rau pom tsis meej. Xyuas 5v ntawm Gpio Pins 2 thiab 6 nrog Pultimimeter qhia cov hwj huam kev xa khoom. Yog tias Voltage sags hauv qab no 4.75v thaum khau raj, lub roj teeb hluav taws xob tsis muaj peev xwm txaus. Display issues often stem from incorrect /boot/config.txt parameters-commenting out all display-related dtoverlay entries and HDMI force options returns to defaults for diagnosis.
Maub los tawm tswv yim tsis rau npe feem ntau txhais tau tias GPIO tus lej tsis sib xws lossis software tsis khiav. Lo lus txib SUDO SystemCTl xwm txheej Gpionext.Service tshawb pom GPIO maub los tsav tsheb thauj khoom thauj tau zoo. Txheeb xyuas / var / syslog rau tsis zoo li "GPIO twb siv" qhia tias tsis sib haum xeeb nrog lwm cov kev pabcuam lossis cov neeg tsav tsheb thov tib lub pins.
Cov teeb meem audio manifest raws li tsis muaj suab, crackling, lossis cov qib tsis sib xws. Lub alsamixer hais kom ua {{1/00} cov cuab yeej qhia thiab kho cov npe tshuaj (BCM2835 PCM channel tswj cov zis tshaj tawm qib thaum muaj kev ua si raws cov neeg ua si emulator audio. Crackling ntawm siab tagnrho feem ntau txhais tau tias amplifier clipping {}}}}}} Txo cov khoom siv nce dua.
Emulation rov qab txawm tias muaj cov khoom muaj txiaj ntsig zoo feem ntau los ntawm suboptimal video tsav tsheb lossis share overhead. Hloov los ntawm fbcp - fbcp {}}}}}} 100% los ntawm kev ua kom zoo nkauj spi. Disabling Khiav -}}}}}}} Nyob rau hauv Retroarch Txo CPU Nyiaj Siv Ua Haujlwm ntawm tus nqi
WiFi Txuas Teeb Meem Plague Plague PI Xoom W Ua Ua Thaum Gpio Pins cuam tshuam nrog tus kav hlau txais xov. Tus kav hlau txais xov sab hauv nyob qhov kawg ntawm PCB qhov chaw gpio headers mount, thiab cov xaim ze tuaj yeem ua rau muaj kev puas tsuaj. Khaws khawm khawm kom deb ntawm 15 hli kawg ntawm lub rooj tsavxwm lossis ntxiv USB WiFi dongles (uas noj gpio pins li kev ua lag luam sib txuas) daws teeb meem.
Tshaj Lej thiab hloov kho
Txuag cov xeev uas pub cov kev kawm tiav tam sim ntawd thiab rov pib dua, tseem ceeb rau kev ua si Portable. Retroarch cov khw muag khoom nyob rau hauv /home/pi/retropie/states/hysid \\ acyshoogame form.state files, siv 50kb rau ntawm qhov system. Auto - txuag cov nta ua kom tau kev ua si ntawm Hotey combos (xaiv + L1 kom thauj khoom) muab kev tswj hwm ntau thaum ua si.
Kev ua tiav cov tshuab los ntawm kev ua ke ua ke ntxiv ntxiv Niaj hnub ntxiv kev taug qab trighing rau classic kev ua si. Tom qab tsim ib tus account thiab ua kom lub feature hauv Retroarch chaw, lub kaw lus txuas online kom paub qhov ua tau zoo li koj ua si. Qhov no yuav tsum muaj kev sib txuas hauv internet, uas tso kua dej sai dua thiab ntxiv cov nyom rau cov tuam tsev portable.
Kev muaj peev xwm multiplayer txuas ntxiv tshaj li ib -}} pev- player txhawb. Bluetooth Adaptters Siv Wireless maub los ua ke ua ke, txawm tias PI Xoom Blue Bandwidth nrog WiFi, muaj peev xwm ua rau muaj kev sib tw tsis sib xws. Netplay ua haujlwm tso cai hauv online multiplayer, synchronizing emulationizizing emulation kev sib txuas ntawm cov khoom siv, tab sis yuav tsum muaj tsawg} latency kev sib txuas thiab sib phim Roms nrog cov tshev sib txuas.
Kev cai firmware zoo li Batocera muaj cov lwm txoj kev xaiv rau Retropie. Batocera boots sai dua, thiab txhawb nqa ntau cov ntaub ntawv hauv zej zog, tab sis tsis muaj peev xwm txuas ntxiv rau cov pib hloov tshiab.
Hardware nthuav tawm cov kev muaj peev xwm tshwj xeeb. Ntxiv ib qho tiag - lub sij hawm moos module ntawm I2C tswj kom lub sijhawm thaum offline. Cov ntsuas hluav taws xob txuas nrog GPIO pab tsa suab saib cov kev ua si uas txhawb nqa lawv. RGB LED Seem tswj ntawm Gpio Pins Tsim cov xwm txheej ambient synchronized los ntawm Retroarch lub LED Tsav Tsheb Ua Haujlwm.
Kev Txiav Txim Siab thiab Kev Txiav Txim Siab
ROM Adjisition nyob hauv thaj chaw muaj teeb meem. Rub tawm ROMs rau kev ua si koj tsis muaj lub cev muaj zog cov kev ua txhaum cai theej tawm hauv feem ntau cov chaw xaiv. Tus kheej thaub qab los ntawm koj tus kheej cartridges raug cai nyob rau hauv ntau lub teb chaws, yuav tsum tau discca raws Sames 1201 hauv Tebchaws Asmeskas. Qee lub cheeb tsam tso cai pub thaub qab tsis muaj kev txwv Dr Mak kev txwv.
Bios files files ntsej muag sib haum xeeb kev cai lij choj. Kev rho tawm BIOS los ntawm koj tus kheej console yog kev cai lij choj rau kev siv tus kheej hauv ntau qhov chaw, tab sis rau cov khoom siv bios koj tus kheej, faib cov khoom siv. Qhib -}} ecency bios reimplibleatsations muaj rau qee lub tshuab tab sis muab cov khoom tsis tiav.
Kev ua si hauv tsev ua si thiab muaj kev faib tawm rapibuted roms muaj lwm txoj hauv kev. Cov chaw xws li khaus.io thiab Brewpi Host ua si tsim rau Retro Systems, tsim los ntawm Indie Cov Neeg Tsim Khoom uas tau muab faib tawm. Cov no khiav tau zoo rau kev lag luam Roms thaum hwm txoj cai lij choj txwv.
Kev Lag Luam Emulation kev pabcuam xws li Nintendo hloov online ua pom tias cov neeg tuav tau txuas ntxiv Monetizing Retro Cov Tsev Liv. Lub tsev tus kheej cov khoom ntiag tug rau cov kev ua si tiag tiag uas txawv los ntawm cov kev faib tawm ntawm huab hwm coj ntawm cov khoom pov thawj ntawm cov khoom pov thawj uas tau ua kom pom tseeb.
Kev xav tau kev ua tau zoo los ntawm cov kab ke
8 {- ntsis thiab 16-ntsis consoles khiav flawlessly ntawm txhua tus qauv PI. Nes, taw, tus tub qus, Chivkeeb, thiab cov qauv zoo sib xws ua tiav cov nqi zoo nkauj txawm tias nyob rau PI Xoom Hardware. Cov emulators no yog li ntawd paub tab thiab ua kom zoo dua uas lawv tau haus cov peev txheej tsawg kawg nkaus, tawm hauv lub taub hau rau cov qauv ua haujlwm hauv qab no thawj cov khoom siv.
32 -} ntsis tiam qhia cov ntsiab lus platform {}}} cov txiaj ntsig tau. PlayStation 1 Games Khiav tau zoo ntawm PI 3 thiab cov qauv tshiab, ua tiav tag nrho cov kev nrawm hauv ntau lub npe. Lub Pi Xoom 2 W Tes Loj Lumble Paus1 Ua Si (RPGs, 2D Cov Ntawv Sib Tw nrog kev sib tsoo
N64 Emulation Tseem Ceeb PI Cov kev txwv txawm muaj ntau yam tshwj xeeb. The Nintendo 64's unconventional architecture-MIPS R4300i CPU, RCP coprocessor, and Rambus RAM-proves difficult to emulate efficiently. Txawm hais tias Overclocked Pi 4 kho vajtse, cov npe nrov zoo li Goldenithy 007 thiab zoo meej Heev Chaw Zov Sij Hawm thiab cov duab kos duab. Pi {-} Tshwj xeeb N64 Emulators Zoo li mupen64Plus Zoo li} gliden64 optimize ua kom zoo rau cov txheej txheem npab tab sis tseem poob qis ntawm kev ua tau zoo.
Handheld Consoles muab cov kev sib raug zoo dua li cov tshuab sib npaug ntawm cov kab ke. Game Boy Ua Ntej Emulation Khiav Flooly ntawm Pi Xoom 2 W thiab tshiab, nrog rau ntawm - zoo tshaj plaws. Nintendo Ds EULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULULT yuav tsum tau PI tsawg kawg nkaus rau kev ua si tus lej, thiab txawm tias tom qab ntawd, 3D- hnyav lub npe kev tawm tsam. PSP emulation yog qhov tseem ceeb tsis yog-}}}}}}} Ua haujlwm ntawm txhua qhov system cov duab kos duab thiab kev daws teeb meem siab.
Arcade emulation sib txawv ntawm wildly los ntawm Rom teeb thiab txiv neej. Classic thaum ntxov- kub 80s arcade ua si (Pac {} txiv neej, Donkey Kong, Galaga khiav ntawm ib qho pi. LAS-80s arcade Hardware (Txoj Kev Fighter II, Txoj Kev Fighal Karbat) xav tau PI 3 S wrotcom, Hlau Vuag) Yuav Tsum Tshaj Plaws PI 4 rau kev ua tau zoo ib yam. Matching ROM Versions (0.78 Roms rau txiv neej 2003 ntawm Cov Laus Pis, 0.1339 rau Moo 2010 ntawm Kev Kho Mob Tshiab) yog qhov tseem ceeb.
Yav tom ntej - ua pov thawj thiab txhim kho paths
Modular cov qauv siv hluav taws xob sib txuas yam tsis muaj kev tsim kho tiav. Siv cov qauv sib txuas {{1} gpio header rau khawm, USB rau cov kev tswj hwm- tso cai rau kev hloov kho pi tshiab raws li lawv tso tawm. Lub Pi Xoom 2 w rau PI 3A + hloov kho kom zoo ib yam li qhov ntev thaum quadprupling ua hwj chim.
Kev nthuav dav txuas ntxiv rau cov tsev qiv ntawv loj tshaj li SD daim npav txwv. USB CAV Mounts nyob rau hauv Retropie, nrog Rom Folders Symlinked los ntawm / Tsev / Petropie / ROMs / spyB0 / Retropie / Roms. Qhov kev ua haujlwm ua si no cia los ntawm SD card, uas tsuas yog xav tau OS thiab Emulator Software, Txo Sau.
Kev siv roj teeb thev naus laus zis txhim kho kev ua pov thawj. Niaj hnub 21700 lithium hlwb pob 4000 -}}}}} 5000mAh hauv pob me dua li cov tsoos 18650 lub hlwb. Cov roj teeb muaj peev xwm txuas ntxiv tau runtimes tab sis nce hnyav thiab ntim-ntsuas cov qauv siv ntawm kev siv tau ua ntej.
Xam module variants pab kom siab -}} Kev Ua Tau Zoo Customware. Lub pi xam module 4 muab pi 4 {{{{{{{{{}} qib kawm hauv 55x40mm SCRIMM daim ntawv sau, zoo meej rau ultra- compact ua. Cov tsheb thauj khoom kev cai ua ke tshwj xeeb cov peripherals ncaj qha, tshem tawm jumper xaim nas 'zes. Txawm li cas los xij, CM4 tsim kom yuav tsum muaj PCB tsim kev txawj ntse thiab cov teeb me me-batch tsim.
Zej Zog -} tsav txhim kho txuas ntxiv hloov pauv emulation. Libretretro Cov Ntsiab Lus Hloov Tshiab Txog Hli, txhim kho qhov tseeb thiab kev ua tau zoo. Ua raws li kev txhim kho Retropie hla Github cov chaw cia khoom thiab cov kev sib tham qhia tau cov yam ntxwv yav dhau los thiab kev txhim kho muaj nuj nqis muaj nuj nqis rau kev hloov kho tshiab.
Cov Lus Nquag Nug
Kuv puas tuaj yeem siv cov raspberry PI 5 rau kev tsim tsa tes?
Lub pi 5 yuav tsum tau 5V ntawm 5A (25w), ntau tshaj li cov roj teeb pob feem ntau muab. Nws cov txiaj ntsig kev ua tau zoo tsis txhais lus rau emulation zoo dua rau cov kab ke pi 4 twb lub cev zoo. Lo nrog pi 4 lossis xoom 2 w kom muaj zog zoo hauv cov lag luam portable.
Ntev npaum li cas ua ke ua ke mus ua ntej - lub sij hawm tsim vaj tsev?
Cia siab li 15-25 teev sib kis thoob plaws ntau zaug. Cov kev sim tshuaj tiv thaiv yuav siv 2-3 teev, software teeb tsa 3-5 teev, rooj sib txoos, thiab muaj kev daws teeb meem feem ntau noj lwm 4-7 teev rau thawj lub tuam tsev. Kev paub ntau dhau txo cov txheej txheem tom ntej.
Kuv puas xav tau kev txawj ntse soldering los tsim tuav tes?
Cov kev sib dhos yooj yim yog ze li tsis muaj cov khoom siv nrog ua ntej -}} sib sau ua ke PCBs. Txuas cov xov hluav taws xob hluav taws xob, GPIO pins rau cov nyees khawm, thiab hais lus xov hlau txhua txoj kev sib dhos. Breadboard -} Style Jumper kev sib txuas ua haujlwm rau kev tiv thaiv tab sis tsis muaj tshuab txhim khu kev qha hauv cov khoom siv hluav taws xob yuav ua rau kev txav thiab kev co.
Dab tsi yog qhov tseeb - Lub ntiaj teb lub roj teeb lub neej?
Cov tshuab raug nrog Pi Xoom 2 W, 3.5-inch zaub, thiab 4000mAh roj teeb ua tiav 3-4 teev ntawm nquag gameplay. PI 4 Ua nrog cov ntxaij vab tshaus hluav taws kub dua, kev ntsuas 2-2.5 teev. Qhov tseeb runtime txawv nrog screen ci, system ua emulated, thiab seb wifi / bluetooth yog nquag.
Cov kev ua tau zoo no puas tuaj yeem ua si ua si niaj hnub no?
No. Raspberry Pi cov khoom siv tsis muaj lub zog ua haujlwm rau txhua yam dhau ntawm PS1-ERA 3D kev ua si. Qee lub teeb ci ntsa iab ua si rau sab caj npab linux yuav khiav, tab sis Retropie tsom rau yav dhau los ntawm Retro emulation, tsis yog kev twv txiaj niaj hnub no.
Puas muaj kev phom sij txog kev cai lij choj no?
Lub tsev lub tsev kho vajtse yog kev cai lij choj kiag li. Txoj kev cai Grey raug cai cuam tshuam nrog ROM yoinition - Daus Tiaj Ua Si Koj Tsis Yog Tus Ua Yeeb Yam Kev Ua Si. Tus kheej thaub qab los ntawm cov cartridges raug cai nyob rau hauv ntau daim ntawv txiav txim siab yuav ua txhaum cai lij choj los tiv thaiv kev cai lij choj nyob ntawm qhov chaw.
Xaus Lus
Qhov kev thov rov hais dua ntawm Raspberry PI handhelds mus dhau nostalgia lossis nqi txuag. Cov haujlwm no qhia cov ntsiab lus electronics,}}}} kev sib txuas lus, intervation interfacing- los ntawm kev siv cov kev thov tsis paub. Thaum koj lub pob qij txha sib tsoo thiab khawm pib nres ua haujlwm nruab nrab lub mid {4 "} kev teeb meem uas cov phau ntawv qhia tsis tau.
Dab tsi cais ua kom muaj kev vam meej tsim los ntawm cov cookie breadboard uas tau tso tseg yog qhov kev cia siab tiag tiag - chaw. Qhov no tsis ntxig cartridges mus rau hauv lub Hoobkas consoles- nws yuav tsum nyeem qis, lossis vim li cas koj tus ncej qis rau 45fps thaum lub roj teeb thiab cov roj teeb hauv qab 3.6V. Qhov kev txaus siab tsis yog los ntawm kev tawm ntawm kev ua tiav zoo meej, tab sis los ntawm kev daws teeb meem teeb meem koj tau tsim los ntawm koj tus kheej tsim kev txiav txim siab.
Lub zej zog nyob ib puag ncig cov tsev no tseem tseem txhawb nqa. Cov neeg txawv tebchaws ntawm cov neeg sib tham ntawm koj cov teeb meem tswj hwm hluav taws xob los ntawm cov duab muag plooj ntawm kev nyeem ntau yam. Qee tus neeg tshaj tawm lub github uas muaj tus lej Pin tseeb rau cov zaub koj siv. Qhov teeb meem kev sib koom tes no {{3} Solving hloov pauv dab tsi yuav ua rau muaj kev ntxhov siab nyob rau hauv kev kawm paub.
Qhov tseem ceeb tshaj plaws, txhim tsa Raspberry Pi Handheld muab kev pom rau txhua tus neeg siv khoom siv hluav taws xob muaj nuj nqi ntawm ntau qib. Ntawd lub thawv dub sau "lub xov tooj" lossis "laptop" dhau los ua cov nyees me me kom cuam tshuam rau kev cuam tshuam nrog pins thiab configured modules los kuaj screen refreses. Lub ntiaj teb digital ua tau tangible - lus, nyob rau hauv daim ntawv ntawm lub cuab yeej koj tuaj yeem tuav thiab nkag siab vim koj tau sib sau koj tus kheej.