{"id":1125,"date":"2014-05-07T08:28:36","date_gmt":"2014-05-07T08:28:36","guid":{"rendered":"http:\/\/41j.com\/blog\/?p=1125"},"modified":"2014-05-07T16:40:19","modified_gmt":"2014-05-07T16:40:19","slug":"buydisplay-captouch-panel","status":"publish","type":"post","link":"https:\/\/41j.com\/blog\/2014\/05\/buydisplay-captouch-panel\/","title":{"rendered":"Buydisplay Captouch panel"},"content":{"rendered":"<p>Focusing on getting the captouch controller on this panel working under Linux.<\/p>\n<p>This display: <a href=\"http:\/\/www.buydisplay.com\/default\/7-inch-lcd-module-capacitive-touch-screen-panel-i2c-spi-serial\">here<\/a><br \/>\nUses this datasheet: <a href=\"http:\/\/www.buydisplay.com\/download\/manual\/ER-TFTM070-5_Datasheet.pdf\">here<\/a><br \/>\nWhich is this captouch controller: <a href=\"http:\/\/www.buydisplay.com\/download\/ic\/FT5206.pdf\">here<\/a><br \/>\nRaw display module datasheet: <a href=\"http:\/\/www.buydisplay.com\/download\/manual\/ER-TFT070-4_Datasheet.pdf\">here<\/a><\/p>\n<p>Initial testing with a Buspirate v4, powered by Buspirate 3.3v supply, pullups enabled:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-26-300x225.jpg\" alt=\"photo-26\" width=\"300\" height=\"225\" class=\"aligncenter size-medium wp-image-1126\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-26-300x225.jpg 300w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-26-1024x768.jpg 1024w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-26.jpg 1632w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Buspirate setup commmands, final command scans I2C bus:<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nm\r\n3\r\n1\r\n2\r\ne\r\n2\r\nW\r\nP\r\n(1)\r\n<\/pre>\n<p>Output:<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nI2C&gt;(1)\r\nSearching I2C address space. Found devices at:\r\n0x70(0x38 W) 0x71(0x38 R)\r\n<\/pre>\n<p>Attached to a Linux System, appearing in i2cdetect now need to compile a kernel module:<\/p>\n<p><a href=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-29.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-29-1024x657.jpg\" alt=\"photo-29\" width=\"700\" height=\"449\" class=\"aligncenter size-large wp-image-1139\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-29-1024x657.jpg 1024w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-29-300x192.jpg 300w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-29.jpg 1541w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-28.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-28-300x225.jpg\" alt=\"photo-28\" width=\"300\" height=\"225\" class=\"aligncenter size-medium wp-image-1129\" srcset=\"https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-28-300x225.jpg 300w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-28-1024x768.jpg 1024w, https:\/\/41j.com\/blog\/wp-content\/uploads\/2014\/05\/photo-28.jpg 1632w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Focusing on getting the captouch controller on this panel working under Linux. This display: here Uses this datasheet: here Which is this captouch controller: here Raw display module datasheet: here Initial testing with a Buspirate v4, powered by Buspirate 3.3v supply, pullups enabled: Buspirate setup commmands, final command scans I2C bus: m 3 1 2 [&hellip;]<\/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":[1],"tags":[],"class_list":["post-1125","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1RRoU-i9","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/1125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/comments?post=1125"}],"version-history":[{"count":10,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/1125\/revisions"}],"predecessor-version":[{"id":1141,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/posts\/1125\/revisions\/1141"}],"wp:attachment":[{"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/media?parent=1125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/categories?post=1125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/41j.com\/blog\/wp-json\/wp\/v2\/tags?post=1125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}