{"id":6706,"date":"2022-03-15T12:23:52","date_gmt":"2022-03-15T16:23:52","guid":{"rendered":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/?page_id=6706"},"modified":"2022-03-15T12:23:53","modified_gmt":"2022-03-15T16:23:53","slug":"class-15","status":"publish","type":"page","link":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/class-notes\/class-15\/","title":{"rendered":"Class 15 &#8211; Tues Mar 15 &#8211; Soft Sensors"},"content":{"rendered":"\n<p>Mar. 15, 2022, 12:20PM to 2:10PM<\/p>\n\n\n\n<p>Welcome! Today we <meta charset=\"utf-8\">will craft a few of our own sensors and talk about the topic of Phantasmagoria.<\/p>\n\n\n\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">Contents<\/p><ul class=\"toc_list\"><li><a href=\"#Administrative\"><span class=\"toc_number toc_depth_1\">1<\/span> Administrative<\/a><\/li><li><a href=\"#Looking_Ahead\"><span class=\"toc_number toc_depth_1\">2<\/span> Looking Ahead<\/a><\/li><li><a href=\"#Soft_Sensors\"><span class=\"toc_number toc_depth_1\">3<\/span> Soft Sensors<\/a><\/li><li><a href=\"#Assignment\"><span class=\"toc_number toc_depth_1\">4<\/span> Assignment<\/a><\/li><\/ul><\/div>\n<h2><span id=\"Administrative\">Administrative<\/span><\/h2>\n\n\n\n<p>Any announcements?<\/p>\n\n\n\n<h2><span id=\"Looking_Ahead\">Looking Ahead<\/span><\/h2>\n\n\n\n<ul><li>(Laser welding)<\/li><li>(Start project, with interspersed topical workshops.)<\/li><\/ul>\n\n\n\n<h2><span id=\"Soft_Sensors\">Soft Sensors<\/span><\/h2>\n\n\n\n<p>We will craft a few of our own sensors. Using different kinds of conductive textile materials, we will construct simple, yet effective, soft sensors.<\/p>\n\n\n\n<p><strong>Examples<\/strong><\/p>\n\n\n\n<ul><li><a rel=\"noreferrer noopener\" href=\"https:\/\/docs.google.com\/presentation\/d\/e\/2PACX-1vS-6i6AtD--PB_oFSfZeoheFx4Xzbu5hP7V2xRbYrmZU3QnC7q7Xw61yt5WF3l6BxrnvLw_yD7_Rc7n\/pub?start=false&amp;loop=false&amp;delayms=3000\" target=\"_blank\">Slideshow<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/www.kobakant.at\/DIY\/?p=8321\" target=\"_blank\">How to Get What You Want \u2013 Soft Interactive Technologies<\/a><ul><li><a rel=\"noreferrer noopener\" href=\"https:\/\/www.kobakant.at\/DIY\/?p=20\" target=\"_blank\">Bend Sensor<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/www.kobakant.at\/DIY\/?p=6163\" target=\"_blank\">Large Stroke Sensor<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/www.kobakant.at\/DIY\/?p=2620\" target=\"_blank\">Zipper Switch<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/www.kobakant.at\/DIY\/?p=6135\" target=\"_blank\">Fish Scale<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/www.plusea.at\/\" target=\"_blank\">Hannah Perner-Wilson<\/a><\/li><\/ul><\/li><\/ul>\n\n\n\n<p><strong>Materials:<\/strong><\/p>\n\n\n\n<ul><li>Scissors<\/li><li>Pencil<\/li><li>Tape<\/li><li>conductive thread<\/li><li>velostat<\/li><li>conductive fabric<\/li><li>thicker non-conductive (regular) fabric<\/li><li>hand sewing needles<\/li><li>regular, non-conductive thread<\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/drive.google.com\/file\/d\/1tXszgS0z7QD7IVm6fBLfdgM1NoZDvPhe\/view?usp=sharing\" target=\"_blank\">Soft Sensor Templates<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/courses.ideate.cmu.edu\/16-376\/s2021\/ref\/text\/code\/cpb-soft-sensing.html\" target=\"_blank\">Soft Sensor CircuitPython sketches<\/a><\/li><\/ul>\n\n\n\n<p><strong>Overview:<\/strong><\/p>\n\n\n\n<ul><li>Materials &amp; Templates<\/li><li>Make a very quick sensor<\/li><li>Principles of a Switch<ul><li>Example: Button<\/li><li>On \u2013 Off \/ Digital<\/li><\/ul><\/li><li>Principles of a Variable Resistor<ul><li>Example: Pressure Sensor \/ Bend Sensor<\/li><li>Range of numbers \/ Analog<\/li><\/ul><ul><li>Velostat<\/li><li>Calibration<\/li><\/ul><\/li><\/ul>\n\n\n\n<p><strong>Demos:<\/strong><\/p>\n\n\n\n<ul><li>Quick Tape Sensor<\/li><li>Hooking up the sensor to your Bluefruit or Crickit<ul><li><a href=\"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/ref\/text\/code\/crickit-intro.html#soft-sensor-example\">Crickit Soft Sensor CircuitPython example<\/a><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/courses.ideate.cmu.edu\/16-376\/s2021\/ref\/text\/code\/cpb-soft-sensing.html\" target=\"_blank\">Bluefruit Soft Sensor CircuitPython example<\/a><\/li><\/ul><\/li><li>Fabric Button \/ Pressure Sensor<ul><li>Parts<\/li><li>Testing<\/li><li>Sewing closed&nbsp;<\/li><li>Version as a bend sensor<\/li><\/ul><\/li><li>Potentiometer<ul><li>Parts<\/li><li>principle<\/li><li>construction<\/li><li>testing<\/li><\/ul><\/li><li>Stroke Sensor<ul><li>Parts<\/li><li>Construction<\/li><li>Testing<\/li><\/ul><\/li><\/ul>\n\n\n\n<p><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2><span id=\"Assignment\">Assignment<\/span><\/h2>\n\n\n\n<p><a href=\"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/assignments\/brainstorming-2\/\" data-type=\"page\" data-id=\"6693\">Assignment 8: brainstorming round<\/a> 2.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mar. 15, 2022, 12:20PM to 2:10PM Welcome! Today we will craft a few of our own sensors and talk about the topic of Phantasmagoria. Contents1 Administrative2 Looking Ahead3&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":5504,"menu_order":15,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/pages\/6706"}],"collection":[{"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/comments?post=6706"}],"version-history":[{"count":4,"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/pages\/6706\/revisions"}],"predecessor-version":[{"id":6711,"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/pages\/6706\/revisions\/6711"}],"up":[{"embeddable":true,"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/pages\/5504"}],"wp:attachment":[{"href":"https:\/\/courses.ideate.cmu.edu\/16-376\/s2022\/wp-json\/wp\/v2\/media?parent=6706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}