{"id":1532,"date":"2013-01-27T14:38:54","date_gmt":"2013-01-27T14:38:54","guid":{"rendered":"http:\/\/178.62.14.192\/?p=1532"},"modified":"2013-01-27T14:38:54","modified_gmt":"2013-01-27T14:38:54","slug":"read-two-sensors-on-the-same-gpio-pins-with-the-i2c-bus-on-the-raspberrypi-raspberry_pi","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=1532","title":{"rendered":"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi"},"content":{"rendered":"<p style=\"text-align: center;\"><a href=\"http:\/\/www.instructables.com\/id\/Raspberry-Pi-I2C-Python\/\"><img decoding=\"async\" class=\"alignleft\" alt=\"Raspberry Pi I2C (Python)\" src=\"\/blog\/wp-content\/uploads\/2013\/01\/i2c-logo1.gif\" \/><\/a><\/p>\n<p>This great Instructable finally opens my eyes to what can be achieved using I2C. In short, it gives instructions for reading\u00a0<em>two<\/em> sensors on the same GPIO pins. In other words, you wire both sensors up to the same two pins on the Pi and let the Pi access them via different addresses. The sensors are essentially &#8220;broadcasting&#8221; their data signal in two different &#8220;parts&#8221; (or addresses) of the signal, allowing you to access them separately.<\/p>\n<p><a href=\"http:\/\/www.instructables.com\/id\/Raspberry-Pi-I2C-Python\/\">Raspberry Pi I2C (Python)<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This great Instructable finally opens my eyes to what can be achieved using I2C. In short, it gives instructions for reading\u00a0two sensors on the same GPIO pins. In other words, you wire both sensors up to the same two pins&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[50],"tags":[],"class_list":["post-1532","post","type-post","status-publish","format-standard","hentry","category-making"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi - Raspberry Pi Pod<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"This great Instructable finally opens my eyes to what can be achieved using I2C. In short, it gives instructions for reading\u00a0two sensors on the same GPIO pins. In other words, you wire both sensors up to the same two pins&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\" \/>\n<meta property=\"og:site_name\" content=\"Raspberry Pi Pod\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/recantha\/\" \/>\n<meta property=\"article:published_time\" content=\"2013-01-27T14:38:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2013\/01\/i2c-logo1.gif\" \/>\n<meta name=\"author\" content=\"Michael Horne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@recantha\" \/>\n<meta name=\"twitter:site\" content=\"@recantha\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michael Horne\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi\",\"datePublished\":\"2013-01-27T14:38:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\"},\"wordCount\":100,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\"},\"articleSection\":[\"Making\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.recantha.co.uk\/blog\/?p=1532#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\",\"name\":\"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi - Raspberry Pi Pod\",\"isPartOf\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#website\"},\"datePublished\":\"2013-01-27T14:38:54+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.recantha.co.uk\/blog\/?p=1532\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=1532#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.recantha.co.uk\/blog\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#website\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/\",\"name\":\"Raspberry Pi Pod\",\"description\":\"Experiences with the Raspberry Pi micro computer and microcontroller\",\"publisher\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.recantha.co.uk\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#organization\",\"name\":\"Raspberry Pi Pod\",\"url\":\"https:\/\/www.recantha.co.uk\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1\",\"contentUrl\":\"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1\",\"width\":800,\"height\":337,\"caption\":\"Raspberry Pi Pod\"},\"image\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/recantha\/\",\"https:\/\/x.com\/recantha\",\"https:\/\/www.linkedin.com\/in\/recantha\/\",\"https:\/\/www.youtube.com\/channel\/UCK4F9blabxzmk8Inzhs8tpg\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263\",\"name\":\"Michael Horne\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g\",\"caption\":\"Michael Horne\"},\"url\":\"https:\/\/www.recantha.co.uk\/blog\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi - Raspberry Pi Pod","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.recantha.co.uk\/blog\/?p=1532","og_locale":"en_US","og_type":"article","og_title":"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi - Raspberry Pi Pod","og_description":"This great Instructable finally opens my eyes to what can be achieved using I2C. In short, it gives instructions for reading\u00a0two sensors on the same GPIO pins. In other words, you wire both sensors up to the same two pins&hellip;Read more &rarr;","og_url":"https:\/\/www.recantha.co.uk\/blog\/?p=1532","og_site_name":"Raspberry Pi Pod","article_publisher":"https:\/\/www.facebook.com\/recantha\/","article_published_time":"2013-01-27T14:38:54+00:00","og_image":[{"url":"https:\/\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2013\/01\/i2c-logo1.gif","type":"","width":"","height":""}],"author":"Michael Horne","twitter_card":"summary_large_image","twitter_creator":"@recantha","twitter_site":"@recantha","twitter_misc":{"Written by":"Michael Horne"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=1532#article","isPartOf":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=1532"},"author":{"name":"Michael Horne","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263"},"headline":"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi","datePublished":"2013-01-27T14:38:54+00:00","mainEntityOfPage":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=1532"},"wordCount":100,"commentCount":0,"publisher":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#organization"},"articleSection":["Making"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.recantha.co.uk\/blog\/?p=1532#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=1532","url":"https:\/\/www.recantha.co.uk\/blog\/?p=1532","name":"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi - Raspberry Pi Pod","isPartOf":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#website"},"datePublished":"2013-01-27T14:38:54+00:00","breadcrumb":{"@id":"https:\/\/www.recantha.co.uk\/blog\/?p=1532#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.recantha.co.uk\/blog\/?p=1532"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.recantha.co.uk\/blog\/?p=1532#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.recantha.co.uk\/blog"},{"@type":"ListItem","position":2,"name":"Read two sensors on the same GPIO pins with the I2C bus on the #RaspberryPi @Raspberry_Pi"}]},{"@type":"WebSite","@id":"https:\/\/www.recantha.co.uk\/blog\/#website","url":"https:\/\/www.recantha.co.uk\/blog\/","name":"Raspberry Pi Pod","description":"Experiences with the Raspberry Pi micro computer and microcontroller","publisher":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.recantha.co.uk\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.recantha.co.uk\/blog\/#organization","name":"Raspberry Pi Pod","url":"https:\/\/www.recantha.co.uk\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1","contentUrl":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2016\/03\/cropped-PiPod-Logo-v3.png?fit=800%2C337&ssl=1","width":800,"height":337,"caption":"Raspberry Pi Pod"},"image":{"@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/recantha\/","https:\/\/x.com\/recantha","https:\/\/www.linkedin.com\/in\/recantha\/","https:\/\/www.youtube.com\/channel\/UCK4F9blabxzmk8Inzhs8tpg"]},{"@type":"Person","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263","name":"Michael Horne","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/479778b0677caadde0ceb54c4129804ef674914607e3ed0998808148357d10d8?s=96&d=mm&r=g","caption":"Michael Horne"},"url":"https:\/\/www.recantha.co.uk\/blog\/?author=1"}]}},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2RsaV-oI","jetpack-related-posts":[{"id":14849,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=14849","url_meta":{"origin":1532,"position":0},"title":"Use your Raspberry Pi&#8217;s GPIO pins at the same time as the SenseHAT","author":"Michael Horne","date":"7 June 2016","format":false,"excerpt":"Keith Ellis does a rather good line in tutorial videos over at pi-tutorials.co.uk. Recently, he\u00a0wondered if it was possible to use the Raspberry Pi's GPIO pins with the SenseHAT attached. At first glance, it seems that it's not possible due to the surface-mount header (as you can see in the\u2026","rel":"","context":"In &quot;GPIO boards&quot;","block_context":{"text":"GPIO boards","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=20"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/products\/101720_1024x1024.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/products\/101720_1024x1024.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/products\/101720_1024x1024.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/products\/101720_1024x1024.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":17945,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=17945","url_meta":{"origin":1532,"position":1},"title":"Anavi Light pHAT for the Raspberry Pi &#8211; a review","author":"Tim Richardson","date":"15 December 2017","format":false,"excerpt":"Review by Tim Richardson What is it? The Anavi Light pHAT is a board that sits on top of your Raspberry Pi and controls 12v RGB light strips - not the expensive Neopixels or WS2811\u2019s, but the cheap RGB strips that you can get for a few pounds for 5m\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/12\/anavi-light-phat-coming1-1_jpg_project-body-1.jpg?fit=749%2C421&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/12\/anavi-light-phat-coming1-1_jpg_project-body-1.jpg?fit=749%2C421&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/12\/anavi-light-phat-coming1-1_jpg_project-body-1.jpg?fit=749%2C421&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/12\/anavi-light-phat-coming1-1_jpg_project-body-1.jpg?fit=749%2C421&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":19880,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=19880","url_meta":{"origin":1532,"position":2},"title":"Adventures in I2C: clock stretching on the Raspberry Pi","author":"Michael Horne","date":"4 January 2020","format":false,"excerpt":"This is a bit complicated, technically, but I've been asked to document the issue just in case someone comes across it. I was getting I2C read errors when using the new TE AmbiMate MS4 sensor board (review coming soon!) with the Raspberry Pi 4. I contacted TE about it and\u2026","rel":"","context":"In &quot;Research&quot;","block_context":{"text":"Research","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=43"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2020\/01\/I%C2%B2C_bus_logo.svg_.png?fit=1093%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2020\/01\/I%C2%B2C_bus_logo.svg_.png?fit=1093%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2020\/01\/I%C2%B2C_bus_logo.svg_.png?fit=1093%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2020\/01\/I%C2%B2C_bus_logo.svg_.png?fit=1093%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2020\/01\/I%C2%B2C_bus_logo.svg_.png?fit=1093%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":13850,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=13850","url_meta":{"origin":1532,"position":3},"title":"New add-on for the RasPiO Duino launched for the Raspberry Pi","author":"Michael Horne","date":"9 December 2015","format":false,"excerpt":"Alex Eames did a Kickstarter a while ago for the RasPiO Duino, which is a GPIO add-on board for the Raspberry Pi that gives you an\u00a0ATMega 328P-PU chip (which is the same as an Arduino Uno) as well as loads of broken-out pins and a small prototyping area. He has\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/rasp.io\/wp-content\/uploads\/2015\/12\/LCD20x4-working-1_700.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/rasp.io\/wp-content\/uploads\/2015\/12\/LCD20x4-working-1_700.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/rasp.io\/wp-content\/uploads\/2015\/12\/LCD20x4-working-1_700.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/rasp.io\/wp-content\/uploads\/2015\/12\/LCD20x4-working-1_700.jpg?resize=700%2C400 2x"},"classes":[]},{"id":4207,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=4207","url_meta":{"origin":1532,"position":4},"title":"20\u00d74 RGB LCD over i2c with a #RaspberryPi","author":"Michael Horne","date":"21 May 2013","format":false,"excerpt":"Matt Dyson has used a 20x4 LCD display with an i2c backpack so that he only has to use 2 GPIO pins on his Raspberry Pi.\u00a0Read more here","rel":"","context":"In &quot;GPIO boards&quot;","block_context":{"text":"GPIO boards","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=20"},"img":{"alt_text":"Using 20\u00d74 RGB LCD over i2c with a Raspberry Pi | Matt Dyson","src":"\/blog\/wp-content\/uploads\/2013\/05\/2013-05-02-21.36.11-300x2251.jpg","width":350,"height":200},"classes":[]},{"id":15789,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=15789","url_meta":{"origin":1532,"position":5},"title":"New crowdfunding campaign for a Raspberry Pi add-on &#8211; the RabbitMax Flex","author":"Michael Horne","date":"1 November 2016","format":false,"excerpt":"Leon Anavi has just launched his first crowdfunding campaign on IndieGoGo. He wants to fund the\u00a0RabbitMax Flex\u00a0which is an add-on board for the Raspberry Pi. The main board is HAT-sized and hosts the following: a relay a buzzer a button an IR transmitter (IR LED) an IR receiver (IR photo\u2026","rel":"","context":"In &quot;Crowdfunding&quot;","block_context":{"text":"Crowdfunding","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=13"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/c1.iggcdn.com\/indiegogo-media-prod-cld\/image\/upload\/c_limit%2Cw_620\/v1477729672\/ormvkdmr2gvr4tkiac8k.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/c1.iggcdn.com\/indiegogo-media-prod-cld\/image\/upload\/c_limit%2Cw_620\/v1477729672\/ormvkdmr2gvr4tkiac8k.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/c1.iggcdn.com\/indiegogo-media-prod-cld\/image\/upload\/c_limit%2Cw_620\/v1477729672\/ormvkdmr2gvr4tkiac8k.png?resize=525%2C300&ssl=1 1.5x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1532"}],"version-history":[{"count":0,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1532\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recantha.co.uk\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}