{"id":1508,"date":"2014-10-18T13:46:36","date_gmt":"2014-10-18T11:46:36","guid":{"rendered":"http:\/\/labalec.fr\/erwan\/?p=1508"},"modified":"2015-02-05T22:24:00","modified_gmt":"2015-02-05T21:24:00","slug":"arduino-programming-an-attiny85","status":"publish","type":"post","link":"https:\/\/labalec.fr\/erwan\/?p=1508","title":{"rendered":"Arduino : Programming an ATTINY85"},"content":{"rendered":"<p>In <a href=\"https:\/\/labalec.fr\/erwan\/?p=1489\" target=\"_blank\">previous article<\/a>, I made a cheap temperature probe using an arduino pro mini.<\/p>\n<p>Still, the arduino pro mini is a bit overkill and i would like to keep it for prototyping my projects, not on \u00ab\u00a0live\u00a0\u00bb projects.<\/p>\n<p>So lets have a look at the <a href=\"http:\/\/www.atmel.com\/images\/atmel-2586-avr-8-bit-microcontroller-attiny25-attiny45-attiny85_datasheet.pdf\" target=\"_blank\">attiny85<\/a> :<br \/>\n-it is cheap (1\u20ac a piece)<br \/>\n-runs at 8mhz<br \/>\n-has 8k programmable memory<br \/>\n-has very low power consumption<\/p>\n<p>Sounds perfect for my needs !<\/p>\n<p>Lets have a look at the pinout.<\/p>\n<p><a href=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/attiny45_85pinout1.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/attiny45_85pinout1-300x95.png\" alt=\"attiny45_85pinout\" width=\"300\" height=\"95\" class=\"alignnone size-medium wp-image-1517\" srcset=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/attiny45_85pinout1-300x95.png 300w, https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/attiny45_85pinout1.png 546w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>To flash this baby, I decided to use my arduino uno r3.<br \/>\nSee below a quick how to.<\/p>\n<p>1- unzip <a href=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/attiny.zip\">attiny<\/a> under Documents\\Arduino\\hardware (you should end up with a folder attiny in there)<br \/>\n2- start the arduino ide and upload the arduinoisp sketch (in the arduino examples) to your \u00ab\u00a0arduino uno r3\u00a0\u00bb board<br \/>\n3- choose \u00ab\u00a0arduino as isp\u00a0\u00bb under tools\\programmer menu<br \/>\n4- choose \u00ab\u00a0attiny85 (8mhz)\u00a0\u00bb under tools\\board<br \/>\n5- upload your sketch onto the attiny85<\/p>\n<p>Lets see how to wire our attiny85 to your arduino.<\/p>\n<p><a href=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/flash_attiny85_bb1.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/flash_attiny85_bb1-300x235.png\" alt=\"flash_attiny85_bb\" width=\"300\" height=\"235\" class=\"alignnone size-medium wp-image-1515\" srcset=\"https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/flash_attiny85_bb1-300x235.png 300w, https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/flash_attiny85_bb1-1024x805.png 1024w, https:\/\/labalec.fr\/erwan\/wp-content\/uploads\/2014\/10\/flash_attiny85_bb1.png 1419w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>In a next article, we will see how to adapt <a href=\"https:\/\/labalec.fr\/erwan\/?p=1489\" target=\"_blank\">this article<\/a> for attiny85.<\/p>\n<p>Hint : if you are getting the error \u00ab\u00a0relocation truncated to fit\u00a0\u00bb, have a look <a href=\"http:\/\/forum.arduino.cc\/index.php?topic=116674.0\" target=\"_blank\">here <\/a>(and see to replace your ld.exe).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In previous article, I made a cheap temperature probe using an arduino pro mini. Still, the arduino pro mini is a bit overkill and i would like to keep it for prototyping my projects, not on \u00ab\u00a0live\u00a0\u00bb projects. So lets have a look at the attiny85 : -it is cheap (1\u20ac a piece) -runs at <a href='https:\/\/labalec.fr\/erwan\/?p=1508' class='excerpt-more'>[&#8230;]<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-1508","post","type-post","status-publish","format-standard","hentry","category-arduino","category-18-id","post-seq-1","post-parity-odd","meta-position-corners","fix"],"_links":{"self":[{"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=\/wp\/v2\/posts\/1508","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1508"}],"version-history":[{"count":7,"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=\/wp\/v2\/posts\/1508\/revisions"}],"predecessor-version":[{"id":1567,"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=\/wp\/v2\/posts\/1508\/revisions\/1567"}],"wp:attachment":[{"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1508"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1508"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labalec.fr\/erwan\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1508"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}