{"id":78703,"date":"2024-04-17T14:00:09","date_gmt":"2024-04-17T12:00:09","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/raspberry-pi-4b-co-to-jest-i-do-czego-sluzy\/"},"modified":"2026-04-08T10:59:02","modified_gmt":"2026-04-08T08:59:02","slug":"raspberry-pi-4b-co-to-je-a-k-cemu-se-pouziva","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/raspberry-pi-4b-co-to-je-a-k-cemu-se-pouziva\/","title":{"rendered":"Raspberry Pi 4b – co to je a k \u010demu se pou\u017e\u00edv\u00e1?"},"content":{"rendered":"\u010cas \u010dten\u00ed:<\/span> 4<\/span> min.<\/span><\/span>\t\t
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Dlouho o\u010dek\u00e1van\u00e9 uveden\u00ed dlouho o\u010dek\u00e1van\u00e9ho Raspberry Pi 5<\/strong><\/a>. Na webu v\u0161ak st\u00e1le naleznete spoustu materi\u00e1l\u016f o verzi RPi 4b<\/strong><\/a> – Nikdy nen\u00ed pozd\u011b pustit se do dobrodru\u017estv\u00ed s Malinou a pochopit, o co vlastn\u011b jde, bez ohledu na verzi minipo\u010d\u00edta\u010de. Raspberry Pi 4<\/strong><\/a> m\u00e1 st\u00e1le nejv\u011bt\u0161\u00ed pod\u00edl na komunit\u011b a budou se objevovat nov\u00e9 projekty, kter\u00e9 ho budou vyu\u017e\u00edvat. \u010cty\u0159ka se mimochodem obhajuje obdivuhodn\u011b, stejn\u011b jako RPi 3<\/strong><\/a> nebo RPi Zero<\/strong><\/a> \u010di RPi Pico<\/strong><\/a>, myln\u011b pova\u017eovan\u00e9 za d\u0159\u00edv\u011bj\u0161\u00ed alternativy \u010di sp\u00ed\u0161e samostatn\u00e9 platformy.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Co je Raspberry Pi 4b?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Pro dobr\u00fd za\u010d\u00e1tek – ozna\u010den\u00ed jako “4<\/strong>” nebo “4B<\/strong>” se vztahuj\u00ed k r\u016fzn\u00fdm verz\u00edm syst\u00e9mu miniaturn\u00edho jednodeskov\u00e9ho po\u010d\u00edta\u010de Raspberry Pi.<\/strong><\/a> Identifikuj\u00ed konkr\u00e9tn\u00ed modely, kter\u00e9 se li\u0161\u00ed specifikacemi a funkcemi. V p\u0159\u00edpad\u011b Raspberry Pi 4 a Raspberry Pi 4B se ob\u011b tato ozna\u010den\u00ed vztahuj\u00ed ke stejn\u00e9mu modelu. P\u00edsmeno “B” v ozna\u010den\u00ed ozna\u010duje p\u0159\u00edtomnost vylep\u0161en\u00ed, kter\u00e1 jsou k dispozici v aktualizovan\u00e9 verzi. Pro Raspberry Pi 4B se objevily r\u016fzn\u00e9 varianty s r\u016fznou kapacitou pam\u011bti RAM (nap\u0159. 2 GB, 4 GB, 8 GB), ale z\u00e1kladn\u00ed funkce z\u016fst\u00e1vaj\u00ed stejn\u00e9.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Raspberry Pi 4 <\/strong><\/a>je miniaturn\u00ed jednodeskov\u00fd po\u010d\u00edta\u010d, kter\u00fd navrhla britsk\u00e1 nadace Raspberry Pi Foundation<\/strong>. Jedn\u00e1 se o v\u0161estrann\u00fd mikropo\u010d\u00edta\u010d, kter\u00fd si funk\u010dnost\u00ed v ni\u010dem nezad\u00e1 s dne\u0161n\u00edmi stoln\u00edmi po\u010d\u00edta\u010di a notebooky a rozhodn\u011b se d\u00e1 \u0159\u00edci, \u017ee je nejobl\u00edben\u011bj\u0161\u00ed na sv\u011bt\u011b.<\/p>\n

Od prvn\u00edho prodan\u00e9ho kusu v roce 2012 do roku 2022 se do rukou u\u017eivatel\u016f dostalo v\u00edce ne\u017e 40 milion\u016f kus\u016f – bez p\u0159\u00edslu\u0161enstv\u00ed a periferi\u00ed. Raspberry Pi 4 m\u011bl v podstat\u011b slou\u017eit sv\u011btu jako n\u00e1stroj pro v\u00fduku programov\u00e1n\u00ed, ale d\u00edky r\u016fzn\u00fdm programovac\u00edm jazyk\u016fm, mo\u017enostem integrace a schopnosti spou\u0161t\u011bt opera\u010dn\u00ed syst\u00e9my jej ocen\u00ed jak za\u010d\u00e1te\u010dn\u00edci, “b\u011b\u017en\u00ed” u\u017eivatel\u00e9, tak program\u00e1to\u0159i a v\u00fdvoj\u00e1\u0159i prov\u00e1d\u011bj\u00edc\u00ed \u00falohy na vysok\u00e9 \u00farovni.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t
Raspberry Pi 4 model B.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tZKONTROLUJTE U SPOLE\u010cNOSTI BOTLAND<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Za\u010d\u00edn\u00e1me s Raspberry Pi 4<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Bal\u00ed\u010dek kone\u010dn\u011b dorazil a vzru\u0161en\u00e1 Anna ho rychle otev\u0159ela. Uvnit\u0159 byl mal\u00fd, ale v\u00fdkonn\u00fd jednodeskov\u00fd po\u010d\u00edta\u010d Raspberry Pi 4<\/strong><\/a>. P\u0159em\u00fd\u0161lela, co by s n\u00edm mohla d\u011blat, proto\u017ee u\u017e m\u011bla spoustu n\u00e1pad\u016f, kter\u00e9 cht\u011bla realizovat. Za\u010dala pom\u011brn\u011b skromn\u011b – p\u0159ipojila Raspberry Pi 4 k televizoru pomoc\u00ed kabelu HDMI a k nap\u00e1jen\u00ed pou\u017eila b\u011b\u017enou nab\u00edje\u010dku micro USB.<\/p>\n

Po p\u0159ipojen\u00ed po\u010d\u00edta\u010de se objevila prvn\u00ed spou\u0161t\u011bc\u00ed obrazovka, co\u017e znamenalo, \u017ee v\u0161e funguje spr\u00e1vn\u011b. Prvn\u00edm projektem, kter\u00fd se Ania rozhodla realizovat, bylo p\u0159em\u011bnit po\u010d\u00edta\u010d Raspberry Pi 4 na dom\u00e1c\u00ed multimedi\u00e1ln\u00ed centrum<\/strong>. Nev\u011bd\u011bla v\u0161ak, jak za\u010d\u00edt, kde za\u010d\u00edt a jestli se pr\u00e1v\u011b nerozhodla pro n\u011bco, co nebude um\u011bt \u00fapln\u011b pou\u017e\u00edvat a o \u010dem se do\u010detla na internetu.<\/p>\n

P\u0159\u00edslu\u0161n\u00fd software<\/strong> nainstalovala nejen podle n\u00e1vodu, ale tak\u00e9 podle ve\u0159ejn\u011b dostupn\u00fdch n\u00e1vod\u016f na webu, v\u010detn\u011b str\u00e1nek webu obchodu Botland<\/strong><\/a> a Botland Blog<\/strong><\/a>. Uk\u00e1zalo se, \u017ee opera\u010dn\u00ed syst\u00e9m Raspberry Pi<\/strong> je intuitivn\u00ed a \u0159\u00edzen\u00fd p\u0159\u00edkazy – v\u016fbec nep\u0159ipom\u00edn\u00e1 kouzla pokro\u010dil\u00e9ho programov\u00e1n\u00ed. Nyn\u00ed mohla za\u010d\u00edt sledovat videa, poslouchat hudbu a prohl\u00ed\u017eet fotografie na televizoru pomoc\u00ed po\u010d\u00edta\u010de Raspberry Pi.<\/p>\n

Pot\u00e9 p\u0159i\u0161el \u010das na dom\u00e1c\u00ed server<\/strong>. Anna nainstalovala spr\u00e1vn\u00e9 aplikace pro ukl\u00e1d\u00e1n\u00ed soubor\u016f, jejich sd\u00edlen\u00ed v m\u00edstn\u00ed s\u00edti a z\u00e1lohov\u00e1n\u00ed dat. Z\u00edskala tak p\u0159\u00edstup k soubor\u016fm ze v\u0161ech za\u0159\u00edzen\u00ed v dom\u011b. Od t\u00e9 chv\u00edle to \u0161lo jako po m\u00e1sle – za\u010dala se u\u010dit programovac\u00ed jazyky, jako je Python a Java, pomoc\u00ed dostupn\u00fdch online vzd\u011bl\u00e1vac\u00edch zdroj\u016f.<\/p>\n

\u010casem za\u010dala ps\u00e1t vlastn\u00ed jednoduch\u00e9 aplikace a experimentovat s k\u00f3dem<\/strong>. Uspokojiv\u00fdm vyvrcholen\u00edm pr\u00e1ce, i kdy\u017e ne v d\u016fsledku dokon\u010den\u00ed nejpokro\u010dilej\u0161\u00edho \u00fakolu, proto\u017ee jeho dokon\u010den\u00ed bylo v podstat\u011b jednoduch\u00e9, byla radost dom\u00e1c\u00edch u\u017eivatel\u016f z jejich prvn\u00edho syst\u00e9mu chytr\u00e9 dom\u00e1cnosti s Raspberry Pi<\/strong> a komunika\u010dn\u00edmi protokoly. D\u016fle\u017eit\u00e9 je, \u017ee syst\u00e9m nebyl v tomto okam\u017eiku “dokon\u010den” a ve skute\u010dnosti nen\u00ed dokon\u010den nikdy – st\u00e1le je mo\u017en\u00e9 jej d\u00e1le vylep\u0161ovat a dopl\u0148ovat o dal\u0161\u00ed moduly.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Multim\u00e9dia z Rasperry Pi 4<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Kdy\u017e za\u010d\u00edn\u00e1te s Raspberry Pi, vyplat\u00ed se za\u010d\u00edt se z\u00e1kladn\u00edmi kroky a projekty, abyste se nau\u010dili jeho z\u00e1kladn\u00ed funkce. Prvn\u00edm krokem je samoz\u0159ejm\u011b v\u00fd\u0161e zm\u00edn\u011bn\u00e9 nastaven\u00ed a instalace. O tom ji\u017e bylo naps\u00e1no mnoho a v na\u0161em materi\u00e1lu se zam\u011b\u0159ujeme sp\u00ed\u0161e na povahu n\u00e1vodu, ale pro jednoduchost a pro odleh\u010den\u00ed zopakujme domn\u011blou obt\u00ed\u017enost – Raspberry Pi p\u0159ipoj\u00edme k nap\u00e1jen\u00ed p\u0159es nab\u00edje\u010dku micro USB a pot\u00e9 k monitoru nebo televizoru p\u0159es port HDMI. Opera\u010dn\u00ed syst\u00e9m nainstalujeme na kartu microSD. Raspbian, nyn\u00ed zn\u00e1m\u00fd jako Raspberry Pi OS, je ofici\u00e1ln\u00ed opera\u010dn\u00ed syst\u00e9m pro Raspberry Pi. Po f\u00e1zi vytv\u00e1\u0159en\u00ed jednoduch\u00fdch program\u016f typu “Hello World!” a jednoduch\u00fdch server\u016f je \u010das p\u0159em\u00fd\u0161let o p\u0159\u00edslu\u0161enstv\u00ed. Na prvn\u00edm m\u00edst\u011b tohoto seznamu by ur\u010dit\u011b m\u011bly b\u00fdt:<\/p>\n

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  • Karta MicroSD<\/span>. Doporu\u010dujeme m\u00edt kartu microSD o velikosti alespo\u0148 16 GB, abyste m\u011bli dostatek m\u00edsta pro opera\u010dn\u00ed syst\u00e9m a projekty.<\/li>\n
  • Pouzdro,<\/span> kter\u00e9 chr\u00e1n\u00ed po\u010d\u00edta\u010d Raspberry Pi p\u0159ed mechanick\u00fdm po\u0161kozen\u00edm a prachem.<\/li>\n
  • Chlazen\u00ed<\/span> – v z\u00e1vislosti na intenzit\u011b pou\u017e\u00edv\u00e1n\u00ed se vyplat\u00ed p\u0159idat k Raspberry Pi 4 chladi\u010d nebo chladic\u00ed ventil\u00e1tor, aby se zabr\u00e1nilo p\u0159eh\u0159\u00e1t\u00ed.<\/li>\n
  • Fotoapar\u00e1t <\/span>pro experimentov\u00e1n\u00ed s fotografov\u00e1n\u00edm a nahr\u00e1v\u00e1n\u00edm videa.<\/li>\n
  • Senzory,<\/span> LED diody, tla\u010d\u00edtka a dal\u0161\u00ed elektronick\u00e9 moduly pro v\u00fduku programov\u00e1n\u00ed a vytv\u00e1\u0159en\u00ed projekt\u016f internetu v\u011bc\u00ed.<\/li>\n<\/ul>\n

    Asi nej\u010dast\u011bji volen\u00fdm start-up projektem je medi\u00e1ln\u00ed centrum pro p\u0159ehr\u00e1v\u00e1n\u00ed film\u016f, hudby a her. Prvn\u00ed dv\u011b se vysv\u011btluj\u00ed samy. U\u017eivatel\u00e9 se \u010dasto ptaj\u00ed, jak je to s koncem her. RetroPie je popul\u00e1rn\u00ed projekt, kter\u00fd umo\u017e\u0148uje emulovat mnoho klasick\u00fdch konzol\u00ed, jako jsou NES, SNES, Sega Genesis, PlayStation a mnoho dal\u0161\u00edch. Raspberry Pi Edition je speci\u00e1ln\u00ed verze Minecraftu optimalizovan\u00e1 pro Raspberry Pi. Dal\u0161\u00ed: online hry v prohl\u00ed\u017ee\u010di zn\u00e1m\u00e9 jako browser games, DOS hry, d\u00edky emul\u00e1toru DOSBox pob\u011b\u017e\u00ed bez probl\u00e9m\u016f MMORPG jako RuneScape, star\u0161\u00ed tituly pro PlayStation 1 a n\u011bkter\u00e9 hry pro Nintendo 64. Tady je trocha specifik pro retrogamingov\u00e9 maniaky, proto\u017ee jsme se k tomu v na\u0161em hern\u00edm materi\u00e1lu o Raspberry Pi n\u011bjak nedostali.<\/p>\n

    Nintendo Entertainment System (NES):<\/span><\/p>\n

      \n
    • Super Mario Bros.<\/li>\n
    • The Legend of Zelda<\/li>\n
    • Metroid<\/li>\n
    • Mega Man<\/li>\n
    • Duck Hunt<\/li>\n<\/ul>\n

      Super Nintendo Entertainment System (SNES):<\/span><\/p>\n

        \n
      • Super Mario World<\/li>\n
      • The Legend of Zelda: A Link to the Past<\/li>\n
      • Super Metroid<\/li>\n
      • Street Fighter II<\/li>\n
      • Donkey Kong Country<\/li>\n<\/ul>\n

        Sega Genesis:<\/span><\/p>\n

          \n
        • Sonic the Hedgehog<\/li>\n
        • Streets of Rage<\/li>\n
        • Mortal Kombat II<\/li>\n
        • Aladdin<\/li>\n
        • Gunstar Heroes<\/li>\n<\/ul>\n

          PlayStation 1<\/span><\/p>\n

            \n
          • Final Fantasy VII<\/li>\n
          • Metal Gear Solid<\/li>\n
          • Crash Bandicoot<\/li>\n
          • Resident Evil<\/li>\n
          • Tekken 3<\/li>\n<\/ul>\n

            Nintendo 64<\/span><\/p>\n

              \n
            • Super Mario 64<\/li>\n
            • The Legend of Zelda: Ocarina of Time<\/li>\n
            • Mario Kart 64<\/li>\n
            • Super Smash Bros.<\/li>\n
            • GoldenEye 007<\/li>\n<\/ul>\n

              PlayStation Portable (PSP):<\/span><\/p>\n

                \n
              • God of War: Chains of Olympus<\/li>\n
              • Persona 3 Portable<\/li>\n
              • Metal Gear Solid: Peace Walker<\/li>\n
              • Lumines<\/li>\n
              • Daxter<\/li>\n<\/ul>\n

                Game Boy Advance:<\/span><\/p>\n

                  \n
                • Pok\u00e9mon FireRed\/LeafGreen<\/li>\n
                • The Legend of Zelda: Minish Cap<\/li>\n
                • Advance Wars<\/li>\n
                • Castlevania: Aria of Sorrow<\/li>\n
                • Metroid Fusion<\/li>\n<\/ul>\n

                  A jak? Trochu to jde, co? Ur\u010dit\u011b se pod\u00edvejte na dal\u0161\u00ed \u010dl\u00e1nky v kategorii Raspberry Pi a objevte dal\u0161\u00ed fascinuj\u00edc\u00ed projekty krok za krokem.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

                  Nebojte se elektroniky! Raspberry Pi 4 m\u00e1 u\u017eivatelsky p\u0159\u00edv\u011btiv\u00e9 rozhran\u00ed podobn\u00e9 po\u010d\u00edta\u010di, kter\u00fd pou\u017e\u00edv\u00e1te ka\u017ed\u00fd den. Zde je mal\u00e1 deska, kter\u00e1 funguje jako plnohodnotn\u00fd po\u010d\u00edta\u010d, ale je dostate\u010dn\u011b jednoduch\u00e1, aby ji zvl\u00e1dl ka\u017ed\u00fd za\u010d\u00e1te\u010dn\u00edk.<\/p>\n","protected":false},"author":21,"featured_media":78465,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[549,562],"tags":[],"class_list":["post-78703","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kompendium-cs","category-raspberry-pi-cs"],"acf":[],"yoast_head":"\nRaspberry Pi 4b - co to je a k \u010demu se pou\u017e\u00edv\u00e1? - Botland<\/title>\n<meta name=\"description\" content=\"Botland Blog a Botland internetov\u00fd obchod. 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