{"id":569,"date":"2016-03-14T00:25:39","date_gmt":"2016-03-14T05:25:39","guid":{"rendered":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/?p=569"},"modified":"2016-03-14T00:25:39","modified_gmt":"2016-03-14T05:25:39","slug":"weekly-update-1-9","status":"publish","type":"post","link":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/2016\/03\/14\/weekly-update-1-9\/","title":{"rendered":"Weekly Update #1"},"content":{"rendered":"<p><a href=\"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/files\/2016\/03\/first-round-of-parts.png\" rel=\"attachment wp-att-575\"><img loading=\"lazy\" class=\"alignnone wp-image-575\" src=\"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/files\/2016\/03\/first-round-of-parts-300x178.png\" alt=\"first round of parts\" width=\"300\" height=\"178\" srcset=\"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/files\/2016\/03\/first-round-of-parts-300x178.png 300w, https:\/\/blogs.discovery.wisc.edu\/wearable2016\/files\/2016\/03\/first-round-of-parts-768x455.png 768w, https:\/\/blogs.discovery.wisc.edu\/wearable2016\/files\/2016\/03\/first-round-of-parts.png 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Done this week:<\/strong><\/p>\n<p>Some conceptual work:<\/p>\n<p>I&#8217;ve investigated a few patterns for Ponchos &#8212; Eleanor showed me a short poncho she&#8217;d made (Thanks!), and I found a few other designs online. \u00a0I&#8217;ve cut the simplest in muslin to use as a testbed, to test sizing and weight of attached shells.<\/p>\n<p>(Also I&#8217;m using the words &#8220;garment&#8221; for the washable mostly cloth part, and &#8220;shells&#8221; for the non-washable, removable, mostly plastic parts.)<\/p>\n<p>First round of candidate parts have been purchased. \u00a0Some are still arriving.<\/p>\n<p>Highlights:<\/p>\n<ul>\n<li>An Adafruit Feather with bluetooth, and an inductive charge reciever pad; these drive the shape and size of the main module.<\/li>\n<li>Some snaps (More on the way; \u00a0sewable and not; magnetic and not). \u00a0Need to test viability of these as\u00a0ways to fit the shells onto the garment. (Thanks to Jess for heads up on a wholesaler with nice sewables.)<\/li>\n<li>Non-snap magnets; Maybe shells can stick directly to other shells?<\/li>\n<li>A few kinds of breadboards (more on the way). \u00a0Need to decide if these are part of how components plug into the shells.<\/li>\n<li>Female to Female breadboard wires; these, along with some spare male headers (not yet arrived) are useful for components that don&#8217;t fit well on a breadboard, or to keep the breadboard from getting too crowded. \u00a0They may also be how things connect within the shells.<\/li>\n<li>Some gas sensors donated by a friend, who insists I &#8220;make a fart sensor&#8221;.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>Issues:<\/strong><\/p>\n<p>Solved:<\/p>\n<p>Need to sew my testbed; I think I&#8217;m up to speed on how to make the sewing machines go, but I still need to actually do it.<\/p>\n<p>Also, I kept running into parts I didn&#8217;t know I needed ( spare header, female (not just male) breadboard cables, resistors, capacitors, maybe diodes eventually &#8230; ). \u00a0I think I&#8217;ve got enough for a bit.<\/p>\n<p>Unresolved:<\/p>\n<p>I&#8217;m not completely sure what the whole thing does; or rather, as a generic modular system, right now it does everything. \u00a0Everything is not a very concrete concept. \u00a0I may want to find some theme for the final demonstration &#8212; or themes, to highlight the versatility. \u00a0I need a stronger narrative for what this thing is. \u00a0Maybe a focus: current plans are extremely shell-heavy; \u00a0what happens in the garment part &#8212; why are the shells attached there in the first place?<\/p>\n<p>Breadboards have rails and friction-based sockets. \u00a0Should I be building those into my thing (using what &#8212; would copper tape be viable?), or using existing breadboards?<\/p>\n<p>I&#8217;m also looking at using I2C between shells. \u00a0This simplifies connections (4 shared rails\u00a0for everybody), but it may mean a microcontroller (adafruit trinkets? something cheaper?) per shell. I&#8217;m not sure if that makes power more complicated; I&#8217;d like to keep it to a single battery.<\/p>\n<p><strong>A plan for the next\u00a0week of work<\/strong><\/p>\n<p>I need to test parts and decide, for the first prototypes:<\/p>\n<ul>\n<li>which fasteners can hold shells onto the garment<\/li>\n<li>what sorts of internals I&#8217;m building &#8212; fixed modules, or just cases for breadboards, or a mix of both?\n<ul>\n<li>this probably means a closer look at exactly what pins components expect (and how easy it is to rig them all for I2C)<\/li>\n<\/ul>\n<\/li>\n<li>finish prelim design of shells; maybe print tests<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Done this week: Some conceptual work: I&#8217;ve investigated a few patterns for Ponchos &#8212; Eleanor showed me a short poncho she&#8217;d made (Thanks!), and I found a few other designs online. \u00a0I&#8217;ve cut the simplest in muslin to use as a testbed, to test sizing and weight of attached shells. (Also I&#8217;m using the [&hellip;]<\/p>\n","protected":false},"author":89,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[33],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/posts\/569"}],"collection":[{"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/users\/89"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/comments?post=569"}],"version-history":[{"count":1,"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/posts\/569\/revisions"}],"predecessor-version":[{"id":576,"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/posts\/569\/revisions\/576"}],"wp:attachment":[{"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/media?parent=569"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/categories?post=569"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.discovery.wisc.edu\/wearable2016\/wp-json\/wp\/v2\/tags?post=569"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}