{"id":50,"date":"2018-06-11T19:39:26","date_gmt":"2018-06-11T19:39:26","guid":{"rendered":"http:\/\/www.astill.org\/wp\/?p=50"},"modified":"2018-06-11T19:39:26","modified_gmt":"2018-06-11T19:39:26","slug":"electrical-applications-555-timer","status":"publish","type":"post","link":"http:\/\/www.astill.org\/wp\/?p=50","title":{"rendered":"Electrical Applications, 555 Timer"},"content":{"rendered":"<p>The 555 is our first steps into chips. The 555 is a timer chip, this means that it will &#8216;tick&#8217; like a clock. We will use this to turn an LED on and off.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/2\/21\/Signetics_NE555N.JPG\/250px-Signetics_NE555N.JPG\" alt=\"\" width=\"250\" height=\"188\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>The chip has 8 pins. The pins are numbered down one side 1,2,3,4 and up the other 5,6,7,8.<\/p>\n<p><a href=\"https:\/\/www.jameco.com\/Jameco\/workshop\/TechTip\/555-timer-tutorial.html\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.jameco.com\/Jameco\/workshop\/TechTip\/555-timer-tutorial-fig2.jpg\" width=\"350\" height=\"181\" \/><\/a><\/p>\n<p>The circuit we will use is also available on Instructables which also includes the breadboard layout.<\/p>\n<p><a href=\"http:\/\/www.instructables.com\/id\/Flashing-LED-using-555-Timer\/\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/cdn.instructables.com\/FKT\/W6NN\/H0KKFY8O\/FKTW6NNH0KKFY8O.LARGE.jpg?auto=webp&amp;width=600&amp;crop=3:2\" width=\"600\" height=\"400\" \/><\/a><\/p>\n<p>https:\/\/www.instructables.com\/id\/Flashing-LED-using-555-Timer\/<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The 555 is our first steps into chips. The 555 is a timer chip, this means that it will &#8216;tick&#8217;&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,2],"tags":[],"class_list":["post-50","post","type-post","status-publish","format-standard","hentry","category-electrical-applications","category-tsa-ms"],"_links":{"self":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts\/50","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=50"}],"version-history":[{"count":1,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts\/50\/revisions"}],"predecessor-version":[{"id":51,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=\/wp\/v2\/posts\/50\/revisions\/51"}],"wp:attachment":[{"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=50"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=50"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.astill.org\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=50"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}