{"id":95520,"date":"2022-05-30T08:00:39","date_gmt":"2022-05-30T06:00:39","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/jak-podlaczyc-wyswietlacz-lcd-do-arduino\/"},"modified":"2024-11-18T15:17:42","modified_gmt":"2024-11-18T14:17:42","slug":"jak-pripojit-lcd-displej-k-arduino","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/jak-pripojit-lcd-displej-k-arduino\/","title":{"rendered":"Jak p\u0159ipojit LCD displej k Arduino"},"content":{"rendered":"\u010cas \u010dten\u00ed:<\/span> 3<\/span> min.<\/span><\/span>\t\t
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Arduino je jednou z nejobl\u00edben\u011bj\u0161\u00edch v\u00fdvojov\u00fdch desek mezi in\u017een\u00fdry elektroniky a robotiky. Umo\u017e\u0148uj\u00ed vytv\u00e1\u0159et projekty od t\u011bch nejjednodu\u0161\u0161\u00edch a\u017e po ty pokro\u010dilej\u0161\u00ed, kter\u00e9 vyu\u017e\u00edvaj\u00ed slo\u017eit\u00e9 elektronick\u00e9 sou\u010d\u00e1stky nebo dokonce cel\u00e9 p\u0159\u00eddavn\u00e9 moduly. Dnes se nau\u010d\u00edte, jak k n\u011bmu p\u0159ipojit displej. <\/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

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Kter\u00fd displej pro Arduino?\n<\/h2>\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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Ne\u017e se nau\u010d\u00edte, jak p\u0159ipojit displej k Arduino<\/a>, je vhodn\u00e9 zv\u00e1\u017eit, k jak\u00e9mu \u00fa\u010delu bude displej slou\u017eit<\/b>, aby bylo mo\u017en\u00e9 vybrat spr\u00e1vn\u00fd typ a model displeje. S Arduino se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed alfanumerick\u00e9 displeje<\/a> typu 2×16 LCD (schopn\u00e9 zobrazit 2 \u0159\u00e1dky po 16 znac\u00edch) se zelen\u00fdm nebo modr\u00fdm podsv\u00edcen\u00edm. <\/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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LCD displej 2x16<\/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\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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V nab\u00eddce obchod\u016f s elektronikou \u010dasto najdete tak\u00e9 displeje s elektronick\u00fdm pap\u00edrem<\/a> – jejich hlavn\u00ed v\u00fdhodou oproti jin\u00fdm obrazovk\u00e1m je mnohem ni\u017e\u0161\u00ed spot\u0159eba energie<\/b> (d\u00edky typu technologie) a jedine\u010dn\u00fd obraz, kter\u00fd doslova vypad\u00e1, jako by byl obsah naps\u00e1n na pap\u00ed\u0159e<\/b>. Nejv\u011bt\u0161\u00ed nev\u00fdhodou je samoz\u0159ejm\u011b pom\u011brn\u011b vysok\u00e1 cena za kus. <\/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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Obrazovka E-ink \/ E-paper<\/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\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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Obchody tak\u00e9 \u010dasto nab\u00edzej\u00ed v\u011bt\u0161\u00ed verze displej\u016f LCD, osmisegmentov\u00e9 displeje, dotykov\u00e9 obrazovky a mnoho dal\u0161\u00edch \u0159e\u0161en\u00ed. <\/span>V\u00fdb\u011br by m\u011bl b\u00fdt proveden na z\u00e1klad\u011b pot\u0159eb<\/b> – nap\u0159\u00edklad pokud je projekt komer\u010dn\u00ed a c\u00edlov\u00e9 za\u0159\u00edzen\u00ed bude fungovat na slune\u010dn\u00edm sv\u011btle a n\u00edzk\u00e1 cena nen\u00ed prioritou – v\u00fdhodou bude, \u017ee nen\u00ed nutn\u00e9 podsv\u00edcen\u00ed, a k tomu se dob\u0159e hod\u00ed displej z elektronick\u00e9ho pap\u00edru. V p\u0159\u00edpad\u011b projektu, kdy bude za\u0159\u00edzen\u00ed pot\u0159ebovat zobrazit pouze jedno \u010d\u00edslo – bude ide\u00e1ln\u00ed displej z elektronick\u00e9ho pap\u00edru. <\/span>8-segmentov\u00fd displej<\/a>. Mimo wszystko najpopularniejszym wyborem pozostaje ekran LCD 2×16, kt\u00f3ry <\/span>funguje dob\u0159e ve v\u011bt\u0161in\u011b projekt\u016f<\/b> a je obl\u00edben\u00fd zejm\u00e9na u za\u010d\u00e1te\u010dn\u00edk\u016f a student\u016f elektroniky.<\/span><\/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

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Co si p\u0159ipravit pro p\u0159ipojen\u00ed displeje k Arduino?\n<\/h2>\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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Vzhledem k jeho velk\u00e9 oblib\u011b a n\u00e1sledn\u00e9 nejv\u011bt\u0161\u00ed u\u017eite\u010dnosti si v n\u00e1sleduj\u00edc\u00edm textu uk\u00e1\u017eeme, jak p\u0159ipojit displej typu LCD 2×16<\/b>. Tento typ za\u0159\u00edzen\u00ed se obvykle prod\u00e1v\u00e1 jako displej na laminovan\u00e9 desce plo\u0161n\u00fdch spoj\u016f – n\u011bkter\u00e9 v\u00fdrobky maj\u00ed p\u0159evodn\u00edk I2C<\/a> rovnou p\u0159ip\u00e1jen\u00fd, n\u011bkter\u00e9 modely v\u0161ak nikoliv. V takov\u00e9m p\u0159\u00edpad\u011b je t\u0159eba pro dokon\u010den\u00ed projektu p\u0159ipravit i takov\u00fd p\u0159evodn\u00edk<\/b>. Pro dokon\u010den\u00ed cel\u00e9ho \u00fakolu bude praktick\u00e9 pou\u017e\u00edt kontaktn\u00ed desku<\/a><\/b>abyste mohli ka\u017edou z pou\u017eit\u00fdch sou\u010d\u00e1stek pou\u017e\u00edt n\u011bkolikr\u00e1t, a to i v jin\u00fdch projektech. P\u0159ipravte si tak\u00e9 sadu propojovac\u00edch kabel\u016f<\/a><\/b> (se z\u00e1str\u010dkami na konc\u00edch) a li\u0161ty sgoldpiny<\/a> <\/b>(samec a samice). <\/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

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Jak p\u0159ipojit displej k arduino?\n<\/h2>\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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Prvn\u00edm krokem by m\u011blo b\u00fdt p\u0159ip\u00e1jen\u00ed sami\u010d\u00edho p\u00e1sku goldpin na piny GPIO na desce Arduino<\/b>. D\u00edky tomu budete moci k desce opakovan\u011b p\u0159ipojovat libovoln\u00e9 za\u0159\u00edzen\u00ed v libovoln\u00e9 konfiguraci pomoc\u00ed propojovac\u00edch vodi\u010d\u016f a pou\u017e\u00edvat nap\u0159\u00edklad specializovan\u00e9 p\u0159ekryvy (nap\u0159\u00edklad s p\u0159ip\u00e1jen\u00fdmi sam\u010d\u00edmi prou\u017eky goldpin). Pokud p\u0159evodn\u00edk I2C nem\u00e1 sam\u010d\u00ed v\u00fdvody, je t\u0159eba tam tak\u00e9 p\u0159ip\u00e1jet prou\u017eek goldpin. Ob\u011b sou\u010d\u00e1sti by m\u011bly b\u00fdt spojeny spr\u00e1vn\u00fdm zarovn\u00e1n\u00edm na kontaktn\u00ed desce. P\u0159evodn\u00edk by m\u011bl m\u00edt na v\u00fdstupu 4 v\u00fdvody – p\u016fjde o nap\u00e1jen\u00ed (VCC), zem (GND) a SDA a SCL. <\/p>\n

P\u0159ed p\u0159ipojen\u00edm nap\u00e1jec\u00edho zdroje se p\u0159esn\u011b ujist\u011bte, jak\u00e9 nap\u011bt\u00ed v\u00e1\u0161 displej vy\u017eaduje<\/b> – bude to 3,3 V nebo 5 V. Na z\u00e1klad\u011b t\u00e9to informace p\u0159ipojte pin VCC z p\u0159evodn\u00edku na pin odpov\u00eddaj\u00edc\u00ed p\u0159\u00edslu\u0161n\u00e9mu nap\u011bt\u00ed na desce Arduino<\/a>. Samoz\u0159ejm\u011b m\u016f\u017eete displej nap\u00e1jet extern\u00edm zdrojem, ale toto \u0159e\u0161en\u00ed bude m\u00edt smysl pouze v p\u0159\u00edpad\u011b, \u017ee k desce p\u0159ipojujete v\u00edce sou\u010d\u00e1stek. V\u00fdvod odpov\u00eddaj\u00edc\u00ed GND by m\u011bl b\u00fdt p\u0159ipojen k v\u00fdvodu ozna\u010den\u00e9mu GND na desce Arduino, zat\u00edmco v\u00fdvody SDA a SCL by m\u011bly b\u00fdt p\u0159ipojeny k analogov\u00fdm vstup\u016fm na desce. <\/p>\n

Po p\u0159ipojen\u00ed nap\u00e1jec\u00edho zdroje k desce by ji\u017e m\u011bl displej fungovat. Je v\u0161ak t\u0159eba m\u00edt na pam\u011bti, \u017ee aby mohl cokoli zobrazovat, mus\u00ed b\u00fdt nejprve naprogramov\u00e1n jak\u00fdkoli obsah<\/b>. Pro za\u010d\u00e1tek by to mohlo b\u00fdt nap\u0159\u00edklad va\u0161e jm\u00e9no nebo posloupnost \u010d\u00edsel. Pokud nen\u00ed obraz dob\u0159e viditeln\u00fd, je u ka\u017ed\u00e9ho displeje mo\u017enost regulovat jeho jas nebo kontrast. Pokud nen\u00ed potenciometr zabudov\u00e1n, je jist\u011b mo\u017en\u00e9 vyv\u00e9st p\u0159\u00edslu\u0161n\u00fd v\u00fdvod na kontaktn\u00ed desku, kam budete moci sami p\u0159ipojit p\u0159\u00edslu\u0161n\u00fd odpor (nebo potenciometr) a zajistit \u010ditelnost obrazu. <\/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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Dal\u0161\u00ed zp\u016fsoby p\u0159ipojen\u00ed displeje k Arduino<\/h2>\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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Zp\u016fsob\u016f p\u0159ipojen\u00ed displeje je samoz\u0159ejm\u011b mnoho – li\u0161\u00ed se p\u0159edev\u0161\u00edm displej od displeje, ale tak\u00e9 podle zvyklost\u00ed <\/b>elektronika a \u00falohy, kterou m\u00e1 displej plnit<\/b>.I mezi nejjednodu\u0161\u0161\u00edmi LCD displeji 2×16 mohou b\u00fdt rozd\u00edly mezi jednotliv\u00fdmi modely pom\u011brn\u011b velk\u00e9, proto si v\u017edy p\u0159e\u010dt\u011bte technickou dokumentaci<\/b>, abyste se vyhnuli nep\u0159\u00edjemn\u00e9mu p\u0159ekvapen\u00ed v podob\u011b probl\u00e9mu s p\u0159ipojen\u00edm nebo p\u0159ed\u010dasn\u00e9 diagn\u00f3ze po\u0161kozen\u00ed za\u0159\u00edzen\u00ed. <\/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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tPOD\u00cdVEJTE SE NA<\/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<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

Displeje LCD jsou velmi dobr\u00fdm dopl\u0148kem za\u0159\u00edzen\u00ed a v\u00fdrazn\u011b zlep\u0161uj\u00ed jejich funk\u010dnost. Jak je v\u0161ak spr\u00e1vn\u011b p\u0159ipojit nap\u0159\u00edklad k minipo\u010d\u00edta\u010di Arduino? <\/p>\n","protected":false},"author":21,"featured_media":63052,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[555],"tags":[698,593],"class_list":["post-95520","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino-cs","tag-minipocitace-cs","tag-prislusenstvi-cs"],"acf":[],"yoast_head":"\nJak p\u0159ipojit LCD displej k Arduino - Botland<\/title>\n<meta name=\"description\" content=\"Zjist\u011bte, jak m\u016f\u017eete p\u0159ipojit displej k desce Arduino. 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