{"id":925,"date":"2013-08-26T13:46:12","date_gmt":"2013-08-26T10:46:12","guid":{"rendered":"http:\/\/devrearsiv.com\/?p=925"},"modified":"2013-08-26T21:52:09","modified_gmt":"2013-08-26T18:52:09","slug":"0-9-sayici-devresi","status":"publish","type":"post","link":"https:\/\/devrearsivi.com\/0-9-sayici-devresi\/","title":{"rendered":"0-9 say\u0131c\u0131 Devresi"},"content":{"rendered":"

\"image00-sayici2\"<\/a><\/p>\n

Resmi B\u00fcy\u00fctmek \u0130\u00e7in \u00dczerine T\u0131klay\u0131n.\u00a0<\/strong><\/em><\/p>\n

0 \u2013 9 Hareket sens\u00f6rl\u00fc dijital say\u0131c\u0131 devresi iki ayr\u0131 elektronik sens\u00f6r devresinden al\u0131nan bilgilere g\u00f6re \u00e7al\u0131\u015fmaktad\u0131r.<\/strong><\/em>
\nDevre \u00f6zellikle bir ortama giren ve \u00e7\u0131kan, hareketli nesneleri saymak i\u00e7in tasarlanm\u0131\u015ft\u0131r.\u00a0<\/strong><\/em>
\n\u00d6rne\u011fin; otoparka giren ve \u00e7\u0131kan ara\u00e7lar\u0131 ya da bir binaya giren ve \u00e7\u0131kan insanlar\u0131 sayma i\u015flemi<\/strong><\/em>
\nbu devre ile ger\u00e7ekle\u015ftirilebilir. Devre de g\u00f6r\u00fcld\u00fc\u011f\u00fc \u00fczere temelde sens\u00f6r, reset, say\u0131c\u0131 (haf\u0131za),<\/strong><\/em>
\ndecoder ve g\u00f6sterge kat\u0131ndan olu\u015fmaktad\u0131r.<\/strong><\/em><\/p>\n

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\"image001-sayici\"<\/a><\/strong><\/em><\/p>\n

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Sens\u00f6r kat\u0131nda sens\u00f6rleri temsil edebilecek ileri ve geri art\u0131r\u0131mlar i\u00e7in 330 ohm\u2019luk diren\u00e7 ve butonlardan olu\u015fan<\/strong><\/em>
\n iki adet Pull-Down devresi kullan\u0131lm\u0131\u015ft\u0131r. Butonlar bas\u0131l\u0131 durumda de\u011filken say\u0131c\u0131 kat\u0131na lojik 1 ( +5V ) gitmektedir.<\/strong><\/em><\/p>\n

Reset kat\u0131nda 330 ohm\u2019luk diren\u00e7 ve bir butondan olu\u015fan Pull-Up devresi kullan\u0131lm\u0131\u015ft\u0131r.<\/strong><\/em><\/p>\n

Say\u0131c\u0131 kat\u0131 sadece 0-9 ileri-geri say\u0131c\u0131 74192 entegresidir.<\/strong><\/em>
\n 74192 entegresi 4 bitlik bilgi giri\u015fi (D0 D1 D2 D3), 4 bitlik bilgi \u00e7\u0131k\u0131\u015f\u0131 (Q0 Q1 Q2 Q3),<\/strong><\/em>
\n y\u00fckleme aktif giri\u015fi (LOAD), RESET giri\u015fi, UP ve DOWN giri\u015fleri, BORROW ve CARRY \u00e7\u0131k\u0131\u015flar\u0131ndan olu\u015fmaktad\u0131r. <\/strong><\/em>
\nUP ve DOWN giri\u015fleri y\u00fckselen kenar ile tetiklenmektedir.<\/strong><\/em>
\n Bu y\u00fczden Pull-Down devrelerinde butona bas\u0131p \u00e7ekti\u011fimiz anda lojik 0\u2019dan lojik 1\u2019e y\u00fckselme olaca\u011f\u0131ndan<\/strong><\/em>
\n say\u0131c\u0131 tetiklenerek \u00e7\u0131k\u0131\u015f\u0131 bir art\u0131racakt\u0131r ya da bir azaltacakt\u0131r.<\/strong><\/em>
\n Devrede LOAD giri\u015fi pasif yap\u0131larak 74192 bilgi giri\u015fi iptal edilmi\u015ftir.<\/strong><\/em>
\nKodlay\u0131c\u0131 (Decoder) kat\u0131nda 7447 entegresi bulunmaktad\u0131r.<\/strong><\/em>
\n 7447 entegresi say\u0131c\u0131 kat\u0131ndan gelen BCD kodu, <\/strong><\/em>
\nentegre \u00e7\u0131k\u0131\u015f\u0131nda 7 segment bir g\u00f6stergenin anlayabilece\u011fi 7 bitlik koda d\u00f6n\u00fc\u015ft\u00fcrerek kodlama i\u015flemi yapmaktad\u0131r.<\/strong><\/em><\/p>\n

G\u00f6sterge kat\u0131nda ise 7 adet 330 ohm diren\u00e7 ve 1 adet ortak anot 7 segment g\u00f6sterge bulunmaktad\u0131r.<\/strong><\/em><\/p>\n

\u00a0<\/strong><\/em><\/p>\n

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Resmi B\u00fcy\u00fctmek \u0130\u00e7in \u00dczerine T\u0131klay\u0131n.\u00a0 0 \u2013 9 Hareket sens\u00f6rl\u00fc dijital say\u0131c\u0131 devresi iki ayr\u0131…<\/p>\n","protected":false},"author":1,"featured_media":926,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,19,12],"tags":[284,30,99,285,275],"aioseo_notices":[],"featured_image_urls":{"full":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"thumbnail":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2-150x150.jpg",150,150,true],"medium":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2-300x137.jpg",300,137,true],"medium_large":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"large":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"1536x1536":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"2048x2048":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"covernews-slider-full":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"covernews-slider-center":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"covernews-featured":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",604,277,false],"covernews-medium":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",540,248,false],"covernews-medium-square":["https:\/\/devrearsivi.com\/wp-content\/uploads\/2013\/08\/image00-sayici2.jpg",400,183,false]},"author_info":{"display_name":"Ferhat \u00c7elik","author_link":"https:\/\/devrearsivi.com\/author\/94ferhat\/"},"category_info":"Basit Elektronik Devreler<\/a> Dijital Devreler<\/a> Elektronik Devreler<\/a>","tag_info":"Elektronik Devreler","comment_count":"1","_links":{"self":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts\/925"}],"collection":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/comments?post=925"}],"version-history":[{"count":2,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts\/925\/revisions"}],"predecessor-version":[{"id":934,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/posts\/925\/revisions\/934"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/media\/926"}],"wp:attachment":[{"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/media?parent=925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/categories?post=925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devrearsivi.com\/wp-json\/wp\/v2\/tags?post=925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}