{"id":28845,"date":"2023-08-03T22:24:48","date_gmt":"2023-08-04T02:24:48","guid":{"rendered":"https:\/\/ckms.ca\/?p=28845"},"modified":"2023-08-03T22:39:05","modified_gmt":"2023-08-04T02:39:05","slug":"freestyle-2-glucose-sensor","status":"publish","type":"post","link":"https:\/\/blog.ckms.ca\/?p=28845","title":{"rendered":"Freestyle 2 glucose sensor"},"content":{"rendered":"\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>2023-08-03 &#8211; write this email to Paul; decided to make it a blog post for reasons&#8230;<\/p>\n\n\n\n<p>Subject: Glucose sensor probably limits communications due to battery life?<\/p>\n\n\n\n<p>Hey!<\/p>\n\n\n\n<p>My guess is the glucose sensors limits communications to alerts only in order to preserve battery life. The little battery in it has to last 2 weeks. It only has 28 mAhr to start with! (contrast that with your Ryobi 2000 mAhr battery pack&gt;<\/p>\n\n\n\n<p>Also, not Bluetooth. It uses NFC (Near Field Communications), yet another way for things to talk to each other.<\/p>\n\n\n\n<p>Other interesting things I learned when looking up the microprocessor in these sensors:<\/p>\n\n\n\n<p><a href=\"https:\/\/www.ti.com\/product\/RF430FRL152H#features\">https:\/\/www.ti.com\/product\/RF430FRL152H#features<\/a><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Texas Instruments RF430 is a chip specially made for high accuracte (14-bit) analog sensors<\/li><li>C$6.04 for one, C$3.02\/1000 pcs<\/li><li>Battery is SP636W, 28mAhr<\/li><li>C$2.39 for one, C$1.35\/1000 pcs, C$0.60\/5000 pcs.<\/li><\/ul>\n\n\n\n<p>This really should be a blog post\u2026 so it is now!<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<figure class=\"wp-block-gallery columns-3 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-glucose-sensor-battery-SR626W-2023-08-03_21-42-28.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"743\" height=\"522\" src=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-glucose-sensor-battery-SR626W-2023-08-03_21-42-28.jpg\" alt=\"\" data-id=\"28847\" data-link=\"https:\/\/blog.ckms.ca\/?attachment_id=28847\" class=\"wp-image-28847\" srcset=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-glucose-sensor-battery-SR626W-2023-08-03_21-42-28.jpg 743w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-glucose-sensor-battery-SR626W-2023-08-03_21-42-28-300x211.jpg 300w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-glucose-sensor-battery-SR626W-2023-08-03_21-42-28-675x474.jpg 675w\" sizes=\"auto, (max-width: 743px) 100vw, 743px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-768x1024.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-768x1024.jpg\" alt=\"\" data-id=\"28852\" data-link=\"https:\/\/blog.ckms.ca\/?attachment_id=28852\" class=\"wp-image-28852\" srcset=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-768x1024.jpg 768w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-225x300.jpg 225w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-1152x1536.jpg 1152w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-1536x2048.jpg 1536w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-750x1000.jpg 750w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-1226x1634.jpg 1226w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7-675x900.jpg 675w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/how-i-deal-with-glucose-sensor-battery-20221129_165146-7.jpg 1600w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-768x1024.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-768x1024.jpg\" alt=\"\" data-id=\"28854\" data-link=\"https:\/\/blog.ckms.ca\/?attachment_id=28854\" class=\"wp-image-28854\" srcset=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-768x1024.jpg 768w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-225x300.jpg 225w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-1152x1536.jpg 1152w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-1536x2048.jpg 1536w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-750x1000.jpg 750w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-1226x1634.jpg 1226w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1-675x900.jpg 675w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/things-that-defeat-me-opening-glucose-sensor-20230124_193606-1.jpg 1600w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-576x1024.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" src=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-576x1024.jpg\" alt=\"\" data-id=\"28858\" data-link=\"https:\/\/blog.ckms.ca\/?attachment_id=28858\" class=\"wp-image-28858\" srcset=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-576x1024.jpg 576w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-169x300.jpg 169w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-768x1365.jpg 768w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-864x1536.jpg 864w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-1152x2048.jpg 1152w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-750x1333.jpg 750w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-1226x2180.jpg 1226w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-675x1200.jpg 675w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/FreeStyle-Insulinx-glucose-meter-1-scaled.jpg 1440w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/a><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><a href=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-768x1024.jpg\" alt=\"\" data-id=\"28860\" data-full-url=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837.jpg\" data-link=\"https:\/\/blog.ckms.ca\/?attachment_id=28860\" class=\"wp-image-28860\" srcset=\"https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-768x1024.jpg 768w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-225x300.jpg 225w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-1152x1536.jpg 1152w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-1536x2048.jpg 1536w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-750x1000.jpg 750w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-1226x1634.jpg 1226w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837-675x900.jpg 675w, https:\/\/blog.ckms.ca\/wp-content\/uploads\/2023\/08\/freestyle-blood-glkucoase-sensor-insides-20220614_163837.jpg 1600w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/a><\/figure><\/li><\/ul><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>META: while writing an email to Paul, I over explained (man-splained?  nerd-splained?) things.  As I do.  So I thoguh this would bew better as a blog post, which I can then add to, or refer to , etc.  whit good tagging and searching capabilities of a blog like this, this info is now readily avbaialbe to me with two ro three clicks.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>2023-08-03 &#8211; write this email to Paul; decided to make it a&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[282],"tags":[1144,435,141,1523,140,1512],"class_list":["post-28845","post","type-post","status-publish","format-standard","hentry","category-article","tag-batteries","tag-battery","tag-diabeetus","tag-meta-2","tag-paul","tag-sensors","wpcat-282-id"],"_links":{"self":[{"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=\/wp\/v2\/posts\/28845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=28845"}],"version-history":[{"count":7,"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=\/wp\/v2\/posts\/28845\/revisions"}],"predecessor-version":[{"id":28864,"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=\/wp\/v2\/posts\/28845\/revisions\/28864"}],"wp:attachment":[{"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=28845"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ckms.ca\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=28845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}