Raspberry Pi: Forskelle mellem versioner

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| title=FAQs
| publisher=Raspberry Pi
| accessdateaccess-date=3. november 2011
}}</ref> [[RISC OS]], [[FreeBSD]], [[Plan 9 fra Bell Labs|Plan 9]]
| effekt = 4,0 W. Soft-off: 0,7 W, tomgang: 2 W, CoreMark 8 tråde: 4,7 W.<ref>[http://www.heise.de/ct/artikel/Raspberry-Pi-3-Leistungsaufnahme-und-CoreMark-Vergleich-3121139.html 01.03.2016, heise.de: Raspberry Pi 3: Leistungsaufnahme und CoreMark-Vergleich]</ref>
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| udgivet = 29. februar 2012<ref name=release>[https://twitter.com/#!/Raspberry_Pi/status/174735449967955968 Raspberry Pi: We are Live]</ref>
| type = [[Single-board computer]]
| processor = Raspberry Pi: [[ARM11|ARM1176JZF-S]] (armv6'''k''') 700&nbsp;[[Hertz|MHz]],<ref name="Broadcom-BCM2835-Website">{{cite web |url=http://www.broadcom.com/products/BCM2835 |title=BCM2835 Media Processor; Broadcom |publisher=Broadcom.com |date=1. september 2011 |accessdateaccess-date=6. maj 2012 |archive-date=13. maj 2012 |archive-url=https://web.archive.org/web/20120513032855/http://www.broadcom.com/products/BCM2835 |url-status=yesdead }}</ref>
| grafik = [[Broadcom]] [[VideoCore]] IV<ref name="Broadcom-BCM2835-Website"/>
| harddisk = [[Secure Digital|SD card slot]]; nyere udgaver med microSD slot<br />(SD eller SDHC hukommelseskort)
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[[Fil:Raspberrypi pcb overview v03.svg|thumb|Printkort oversigt med angivelse at delarealbrug.]]
[[Fil:Raspberrypi video API 03.svg|thumb|Diagram der viser software kildekode tilgængelig.]]
'''Raspberry Pi 4''',<ref name=":3">{{Cite web|url=https://www.raspberrypi.org/blog/raspberry-pi-4-on-sale-now-from-35/|title=Raspberry Pi 4 on sale now from $35|date=24. juni 2019}}</ref> '''Raspberry Pi 3''',<ref name="thereg3"/> '''Raspberry Pi 2'''<ref name="rasp2"/> og '''Raspberry Pi''' er [[single-board computer]]e i kreditkort størrelse udviklet i [[Storbritannien]] af [[Raspberry Pi Foundation]] med formålet at stimulere læringen af grundlæggende [[datalogi]] i skolerne.<ref name=cheatsheet>{{cite web|url=http://www.silicon.com/technology/hardware/2011/10/03/raspberry-pi-cheat-sheet-39748024/ |title=Raspberry Pi: Cheat Sheet |publisher= Silicon.com |accessdateaccess-date=6. maj 2012}}</ref><ref name="faq">{{cite web | title = FAQs | publisher = Raspberry Pi Foundation | url = http://www.raspberrypi.org/?page_id=8 | accessdateaccess-date =6. oktober 2011}}</ref><ref>{{cite web | last = Cellan-Jones | first = Rory | authorlinkauthor-link = Rory Cellan-Jones | title = A £15 computer to inspire young programmers |publisher=BBC News | date = 5. maj 2011 | url = http://www.bbc.co.uk/blogs/thereporters/rorycellanjones/2011/05/a_15_computer_to_inspire_young.html }}</ref><ref>{{Cite news | last = Price | first = Peter | title = Can a £15 computer solve the programming gap? | publisher = [[Click (TV programme)|BBC Click]] | date = 3. juni 2011 | url = http://news.bbc.co.uk/2/hi/programmes/click_online/9504208.stm | accessdateaccess-date =2. juli 2011}}</ref><ref>{{cite web | url = http://www.electronicsweekly.com/Articles/2011/05/25/51129/Dongle-computer-lets-kids-discover-programming-on-a.htm | title = Dongle computer lets kids discover programming on a TV | accessdateaccess-date =11. juli 2011 | last = Bush | first = Steve | date = 25. maj 2011 | publisher = [[Electronics Weekly]]}}</ref>
 
Raspberry Pi bliver produceret gennem licenseret fremstilling med [[Element 14]]/Premier [[Farnell]] og [[RS Electronics]]. Begge selskaber plus andre sælger Raspberry Pi (online) i Danmark.<ref>[http://www.raspberrypi.org/about about the Licensed manufacturing deal]</ref>
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== Teknisk historie ==
Raspberry Pi A og B har en [[Broadcom]] BCM2835 [[system-on-a-chip]] (SoC),<ref name="Broadcom-BCM2835-Website"/> som omfatter en [[ARM11|ARM1176JZF-S]] 700 MHz processor (firmwaren inkluderer et antal af "Turbo" modes så brugeren kan forsøge [[overclocking]], op til 1&nbsp;GHz, uden at miste garantien),<ref name="Turbo mode">{{cite web|title=Introducing turbo mode: up to 50% more performance for free|url=http://www.raspberrypi.org/archives/2008|publisher=Raspberrypi.org|accessdateaccess-date=20. september 2012}}</ref>
[[VideoCore]] IV GPU,<ref name="grandmax brose 2012">{{cite news | url=http://www.grandmax.net/2012/01/broadcom-bcm2835-soc-has-powerful.html | title=Broadcom BCM2835 SoC has the most powerful mobile GPU in the world? | work=Grand MAX | date=30. januar 2012 | accessdateaccess-date=13. april 2012 | author=Brose, Moses | archive-date=13. april 2012 | archive-url=https://web.archive.org/web/20120413184701/http://www.grandmax.net/2012/01/broadcom-bcm2835-soc-has-powerful.html | url-status=yesdead }}</ref>
og blev oprindeligt leveret med 256 megabyte [[Random-access memory|RAM]], senere opgraderet til 512MB.<ref name=512MB>{{cite web|url=http://www.raspberrypi.org/archives/2180 |title=Model B now ships with 512MB of RAM |publisher=Raspberrypi.org |date= |accessdateaccess-date=2012-10-15}}</ref>
Raspberry Pi inkluderer ikke en indbygget [[harddisk]] eller [[solid-state drive]], men anvender et [[Secure Digital|SD-hukommelseskort]] til booting og hukommelseslager.<ref name="VerifiedPeripheralList">{{cite web|url=http://elinux.org/RaspberryPiBoardVerifiedPeripherals |title=Verified USB Peripherals and SDHC Cards; |publisher=Elinux.org |accessdateaccess-date=6. maj 2012}}</ref>
Fondens mål er at tilbyde to versioner, prissat til US$ 25 og US$ 35.
 
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Der blev bestilt mere end 75.000 Raspberry Pi den første dag og resten af 2012 var der stor efterspørgsel på dem, selvom Sony i England omkring September 2012 producerede omkring 2.500 styks om dagen.<ref name="Sony Wales">[http://www.raspberrypi.org/archives/2058 Billeder fra Sony Wales], fra raspberrypi.org</ref>
 
I starten af februar 2015 blev Raspberry Pi 2 officielt annonceret.<ref name="rasp2">{{Cite web|url = http://www.theregister.co.uk/2015/02/02/raspberry_pi_model_2/|title = Turbocharged Raspberry Pi 2 unleashed: Global geekgasm likely|date = 2015-02-02|accessdateaccess-date = 2015-02-02|website = The Register|publisher = |last = |first = }}</ref>
Raspberry Pi 2 printkortet vil i starten kun være tilgængelig i model B og den indeholder en Broadcom BCM2836 SoC, med en [[quad-core]] [[ARM Cortex-A7]] CPU - og samme VideoCore IV dual-core [[Graphics Processing Unit|GPU]] som Raspberry Pi; dobbelt RAM: 1 GByte. Prisen er den samme som den gamle model B.
 
== Software ==
Fonden ''Raspberry Pi Foundation'' tilbyder Debian og Arch Linux ARM [[Linux distribution|distributioner]] til download.<ref name="raspberrypi downloads">{{cite web | url=http://www.raspberrypi.org/downloads | title=Raspberry Pi downloads}}</ref>
Der er også planlagt værktøjer til understøttelse af [[Python (programmeringssprog)|Python]] som primært [[programmeringssprog]],<ref name="raspberrypi faq eben proglang">{{cite web | url=http://www.raspberrypi.org/faqs#comment-132 | quote=Leads, a power supply or SD cards are not included but can be purchased at the same time from Farnell and RS. You will be able to buy preloaded SD cards too. ... We’ll be using Fedora as our recommended distribution. It’s straightforward to replace the root partition on the SD card with another ARM Linux distribution if you want to use something else. The OS is stored on the SD card. | title=FAQs | date=26. juli 2011 | accessdateaccess-date=12. december 2011 | author=Upton, Eben}}</ref><ref name="raspberrypi faq liz python">{{cite web | url=http://www.raspberrypi.org/faqs#comment-1632 | title=FAQs | publisher=Raspberry Pi | date=29. august 2011 | accessdateaccess-date=12. december 2011 | author=Upton, Liz}}</ref>
understøttelse af [[BBC BASIC]],<ref name="edge david braben">{{cite news | url= http://www.next-gen.biz/features/david-braben-interview | title=David Braben on Raspberry Pi | work= [[Edge (magazine)|Edge]] | date=25. november 2011 | accessdateaccess-date=8. december 2011}}</ref> (via RISC OS imaget eller "Brandy Basic" klon for Linux),<ref>{{cite web|url=http://jaguar.orpheusweb.co.uk/branpage.html |title=Brandy Basic |publisher=Jaguar.orpheusweb.co.uk |date=26. juli 2005 |accessdateaccess-date=6. maj 2012}}</ref> [[C (programmeringssprog)|C]],<ref name="raspberrypi faq eben proglang" /> og [[Perl]].<ref name="raspberrypi faq eben proglang"/>
 
''RaspBMC'' er en anden distribution lavet af Sam Nazarko, han har porteret XMBC til Raspberry Pi. Med RasbBMC kan man afvikle et mediecenter fra sit lille printkort, det er kraftigt nok til at afvikle MKV filer i 1080p opløsning.<ref name="RaspBMC">[http://www.raspbmc.com/ RaspBMC], mediecenter software til Raspberry Pi.</ref>