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Raspberry Pi CM 1 4S Compute Module

Raspberry-Pi-CM-1-4S-Compute-Module-chigadzirwa

Product Information

Zvinotsanangurwa

  • Feature: processor
  • Random Access Memory: 1GB
  • Embedded MultiMediaCard (eMMC) Memory: 0/8/16/32GB
  • Ethernet Ehe
  • Universal Serial Bus (USB): Ehe
  • HDMI: Ehe
  • Fomu Factor: SODIMM

Mirayiridzo Yekushandiswa Kwechigadzirwa

Kuchinja kubva kuCompute Module 1/3 kuenda kuCompute Module 4S
Kana iwe uri kushandura kubva kuRaspberry Pi Compute Module (CM) 1 kana 3 kuenda kuRaspberry Pi CM 4S, tevera matanho aya:

  1. Ita shuwa kuti une inoenderana Raspberry Pi inoshanda system (OS) mufananidzo wepuratifomu nyowani.
  2. Kana uchishandisa tsika kernel, review uye gadzirisa kuti ienderane neiyo hardware itsva.
  3. Funga nezvekuchinja kwehardware kunotsanangurwa mubhuku remisiyano pakati pemhando.

Simba Rekupa Details
Ita shuwa kuti unoshandisa akakodzera magetsi emagetsi anosangana nezvinodiwa zvesimba zveRaspberry Pi CM 4S kudzivirira chero nyaya.

General Chinangwa I/O (GPIO) Kushandisa Panguva yeBoot
Nzwisisa maitiro eGPIO panguva yebhutsu kuti uve nechokwadi chekutanga uye kushanda kweakabatana peripherals kana accessories.

Mibvunzo Inowanzo bvunzwa (FAQ)

Mubvunzo: Ndingashandisa CM 1 kana CM 3 mune ndangariro slot seSODIMM mudziyo?
A: Kwete, zvishandiso izvi hazvigone kushandiswa mundangariro slot seSODIMM mudziyo. Iyo fomu chinhu chakanyatsogadzirirwa kuenderana neiyo Raspberry Pi CM modhi.

Nhanganyaya

Iri whitepaper ndereavo vanoda kubva pakushandisa Raspberry Pi Compute Module (CM) 1 kana 3 kuenda kuRaspberry Pi CM 4S. Pane zvikonzero zvakawanda nei izvi zvingave zvichidikanwa:

  • Greater computing simba
  • More ndangariro
  • Yepamusoro-resolution kubuda kusvika ku4Kp60
  • Kuwanikwa kuri nani
  • Hupenyu hurefu hwechigadzirwa (nguva yekupedzisira kutenga kwete pamberi paNdira 2028)

Kubva pakuona kwesoftware, kutama kubva kuRaspberry Pi CM 1/3 kuenda kuRaspberry Pi CM 4S hakuna kurwadza, seRaspberry Pi inoshanda system (OS) mufananidzo unofanirwa kushanda pamapuratifomu ese. Kana, zvakadaro, iwe uri kushandisa tsika kernel, zvimwe zvinhu zvinoda kutariswa mukufamba. Iyo hardware shanduko yakakura, uye misiyano inotsanangurwa mune inotevera chikamu.

Terminology
Legacy graphics stack: Iyo giraidhi stack yakaitwa zvizere muVhidhiyoCore firmware blob ine shim application programming interface yakafumurwa kune kernel. Izvi ndizvo zvave zvichishandiswa pazvizhinji zveRaspberry Pi Ltd Pi zvishandiso kubva zvakatangwa, asi zvishoma nezvishoma zvinotsiviwa ne (F) KMS/DRM.
FKMS: Fake Kernel Mode Setting. Kunyange iyo firmware ichiri kudzora yakaderera-level hardware (yeexampLe iyo HDMI ports, Display Serial Interface, nezvimwewo), akajairwa Linux maraibhurari anoshandiswa mukernel pachayo.
KMS: Iyo yakazara Kernel Mode Setting mutyairi. Inodzora maitiro ese ekuratidzira, kusanganisira kutaura kune Hardware zvakananga pasina kupindirana kwe firmware.
DRM: Yakananga Rendering Maneja, subsystem yeLinux kernel inoshandiswa kutaurirana negraphical kugadzirisa zvikamu. Inoshandiswa mukubatana neFKMS neKMS.

Compute Module kuenzanisa

Misiyano yekushanda
Tafura inotevera inopa imwe pfungwa yezvakasiyana zvemagetsi uye zvinoshanda pakati pemhando.

Feature CM 1 CM 3/3+ CM 4S
processor BCM2835 BCM2837 BCM2711
Random access memory 512MB 1GB 1GB
Yakamisikidzwa MultiMediaCard (eMMC) ndangariro 0/8/16/32GB 0/8/16/32GB
Ethernet Hapana Hapana Hapana
Universal Serial Bus (USB) 1 × USB 2.0 1 × USB 2.0 1 × USB 2.0
HDMI 1 × 1080p60 1 × 1080p60 1 × 4K
Fomu factor SODIMM SODIMM SODIMM

Kusiyana kwenyama
Iyo Raspberry Pi CM 1, CM 3/3+, uye CM 4S fomu factor yakavakirwa kutenderedza diki-outline dual inline memory module (SODIMM) yekubatanidza. Izvi zvinopa nzira inofambirana yekusimudzira pakati pemidziyo iyi.

CHERECHEDZA
Midziyo iyi haigone kushandiswa mundangariro slot seSODIMM mudziyo.

Mashoko ekupa magetsi
Iyo Raspberry Pi CM 3 inoda yekunze 1.8V magetsi ekupa unit (PSU). Iyo Raspberry Pi CM 4S haichashandisi yekunze 1.8V PSU njanji saka mapini aya paRaspberry Pi CM 4S haasisina kubatana. Izvi zvinoreva kuti mabhesi emangwana haazodi mutongi akaiswa, ayo anorerutsa simba-pakutevedzana. Kana mabhodhi aripo atove ne +1.8V PSU, hapana chakaipa chichaitika kuRaspberry Pi CM 4S.
Iyo Raspberry Pi CM 3 inoshandisa BCM2837 system pane chip (SoC), nepo CM 4S inoshandisa iyo itsva BCM2711 SoC. Iyo BCM2711 ine simba rakawanda rekugadzirisa rinowanikwa, saka zvinogoneka, zvechokwadi, kuti ishandise simba rakawanda. Kana ichi chiri chekunetsa saka kudzikamisa mwero wewachi yepamusoro muconfig.txt kunogona kubatsira.

General chinangwa I/O (GPIO) kushandiswa panguva yebhutsu
Kubhurowa kwemukati kweRaspberry Pi CM 4S kunotanga kubva mukati serial peripheral interface (SPI) nemagetsi erasable programmable read-chete memory (EEPROM) uchishandisa iyo BCM2711 GPIO40 kune GPIO43 mapini; kana booting yapera BCM2711 GPIOs inoshandurwa kuSODIMM connector uye saka zvibate sepa Raspberry Pi CM 3. Uyewo, kana in-system upgrade yeEEPROM ichidiwa (izvi hazvikurudzirwi) ipapo GPIO pini GPIO40 kuGPIO43. kubva paBCM2711 dzokera pakubatana neSPI EEPROM uye saka aya mapini eGPIO pa SODIMM connector haisisiri kudzorwa neBCM2711 panguva yekusimudzira maitiro.

GPIO maitiro pane yekutanga simba pa
GPIO mitsetse inogona kuva nekapfupi kadiki panguva yekutanga kumusoro kwaasina kudhonzwa pasi kana kumusoro, saka kuita kuti maitiro avo asatarisike. Izvi zvisingaite maitiro anogona kusiyana pakati peCM3 neCM4S, uye zvakare ne chip batch mutsauko pachigadzirwa chimwe chete. Muzviitiko zvakawanda zvekushandisa izvi hazvina mhedzisiro pakushandiswa, zvisinei, kana uine gedhi reMOSFET rakasungirirwa kune yetatu-state GPIO, izvi zvinogona kuisa njodzi chero yakarasika capacitances inobata mavolts uye kubatidza chero yakabatana yakadzika mudziyo. Itsika yakanaka kuona kuti gedhi rinobuda ropa rekudzivirira pasi rinopinzwa mukugadzirwa kwebhodhi, kungave kushandisa CM3 kana CM4S, kuitira kuti idzi capacitive charges dzibviswe.
Hurukuro dzeanopikisa dziri pakati pe10K ne100K.

Kudzima eMMC
PaRaspberry Pi CM 3, EMMC_Disable_N yemagetsi inodzivirira masaini kuti asasvike kuMMC. PaRaspberry Pi CM 4S iyi siginecha inoverengwa panguva yebhutsu kuti isarudze kana iyo eMMC kana USB inofanira kushandiswa kubhowa. Shanduko iyi inofanirwa kuve pachena kune akawanda maapplication.

EEPROM_WP_N
Iyo Raspberry Pi CM 4S bhutsu kubva pabhodhi EEPROM yakarongwa panguva yekugadzira. Iyo EEPROM ine chinyorwa chekudzivirira chinyorwa chinogona kugoneswa kuburikidza nesoftware. Pini yekunze inopiwawo kutsigira kuchengetedzwa kwekunyora. Iyi pini paSODIMM pinout yaive pini yepasi, saka nekukasira kana kuchengetedzwa kwekunyora kuchigoneswa kuburikidza nesoftware EEPROM inonyorwa yakachengetedzwa. Hazvikurudzirwe kuti EEPROM ivandudzwe mumunda. Kana kugadzirwa kwehurongwa kwapera EEPROM inofanirwa kunyorwa-yakachengetedzwa kuburikidza nesoftware kudzivirira shanduko mundima.

Kuchinja kweSoftware kunodiwa

Kana iwe uri kushandisa yakagadziridzwa yakazara Raspberry Pi OS saka software inoshandura inodiwa kana uchifamba pakati pechero Raspberry Pi Ltd mabhodhi ishoma; iyo system inoona otomatiki kuti ndeipi bhodhi iri kushanda uye ichamisa sisitimu yekushandisa zvakakodzera. Saka, kune exampuye, unogona kufambisa yako OS mufananidzo kubva kuRaspberry Pi CM 3+ kuenda kuRaspberry Pi CM 4S uye inofanirwa kushanda pasina shanduko.

CHERECHEDZA
Iwe unofanirwa kuve nechokwadi chekuti yako Raspberry Pi OS yekumisikidza ndeyekusvika nekuenda kuburikidza neyakajairwa yekuvandudza michina. Izvi zvinovimbisa kuti yese firmware uye kernel software inokodzera mudziyo uri kushandiswa.

Kana iwe uri kugadzira yako diki kernel kuvaka kana uine chero zvigadziriso muboot folda saka panogona kunge paine dzimwe nzvimbo kwauchazoda kuona kuti uri kushandisa iyo chaiyo setup, overlays, uye vatyairi.
Ndichiri kushandisa yakagadziridzwa Raspberry Pi OS kunofanira kureva kuti shanduko yacho iri pachena, kune mamwe 'isina simbi' maapplication zvinogoneka kuti mamwe mamemory kero achinja uye kudzoreredzwa kwechishandiso kunodiwa. Ona iyo BCM2711 peripherals zvinyorwa kuti uwane rumwe ruzivo nezve mamwe maficha eBCM2711 uye rejista kero.

Kugadziridza firmware pane yekare system
Mune mamwe mamiriro ezvinhu zvingave zvisingaite kugadzirisa mufananidzo kune yazvino vhezheni yeRaspberry Pi OS. Nekudaro, iyo CM4S bhodhi icharamba ichida yakagadziridzwa firmware kuti ishande nemazvo. Pane whitepaper inowanikwa kubva kuRaspberry Pi Ltd iyo inotsanangura kugadzirisa firmware zvakadzama, zvisinei, muchidimbu, maitiro ndeaya anotevera:

Dhawunirodha firmware files kubva kunzvimbo inotevera: https://github.com/raspberrypi/firmware/archive/refs/heads/stable.zip
Iyi zip file ine zvinhu zvakasiyana siyana, asi izvo zvatiri kufarira pane ino stage ari mubhutu folda.
The firmware files vane mazita efomu kutanga*.elf nerutsigiro rwavanobatanidzwa files fixup*.dat.
Nheyo yekutanga ndeyekukopa inodiwa kutanga uye kugadzirisa files kubva pazip iyi file kutsiva zvakafanana zita files pamufananidzo wekuenda kunoshanda system. Iwo chaiwo maitiro achaenderana nekuti iyo inoshanda sisitimu yakamiswa sei, asi seye exampuye, aya ndiwo maitiro azvaizoitwa paRaspberry Pi OS mufananidzo.

  1. Bvisa kana kuvhura zip file saka unogona kuwana zvinodiwa files.
  2. Vhura iyo bhutsu dhairekitori pane kwainoenda OS mufananidzo (iyi inogona kunge iri paSD kadhi kana dhisiki-yakavakirwa kopi).
  3. Sarudza kuti kutanga.elf uye fixup.dat nderipi files aripo painoenda OS mufananidzo.
  4. Kopa avo files kubva pazip archive kuenda kumufananidzo wekuenda.

Mufananidzo unofanirwa kunge wakagadzirira kushandiswa paCM4S.

Graphics
Nekusagadzikana, iyo Raspberry Pi CM 1-3+ inoshandisa iyo legacy mifananidzo stack, nepo Raspberry Pi CM 4S inoshandisa iyo KMS mifananidzo stack.
Kunyangwe zvichikwanisika kushandisa iyo legacy giraidhi stack paRaspberry Pi CM 4S, izvi hazvitsigire 3D kukwidziridzwa, saka kutamira kuKMS kunokurudzirwa.

HDMI
Nepo iyo BCM2711 ine maviri HDMI madoko, chete HDMI-0 inowanikwa paRaspberry Pi CM 4S, uye izvi zvinogona kufambiswa kusvika ku4Kp60. Mamwe ese mamwe maratidziro ekuonana (DSI, DPI uye composite) haana kuchinjika.

Raspberry Pi chiratidzo cheRaspberry Pi Ltd
Nhoroondo ye Raspberry Pi Ltd

Zvinyorwa / Zvishandiso

Raspberry Pi CM 1 4S Compute Module [pdf] Bhuku reMushandisi
CM 1, CM 1 4S Compute Module, 4S Compute Module, Compute Module, Module

References

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