{"id":25752,"date":"2019-11-01T14:48:26","date_gmt":"2019-11-01T06:48:26","guid":{"rendered":"\/blog\/?p=25752"},"modified":"2020-06-12T16:37:39","modified_gmt":"2020-06-12T08:37:39","slug":"accelerometers-what-it-is-and-a-quick-guide-to-buying-one","status":"publish","type":"post","link":"https:\/\/www.seeedstudio.com\/blog\/2019\/11\/01\/accelerometers-what-it-is-and-a-quick-guide-to-buying-one\/","title":{"rendered":"Accelerometers Buying Guide and ADXL335 review"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\"><strong>What are Accelerometers?<\/strong><\/h3>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">Accelerometers are electromechanical devices that measure acceleration, the rate of change in velocity of an object. It uses axis-based motion sensing, as a way of detection. In this blog, I&#8217;ll be recommending the ADXL335 and ADXL356C accelerometers with a quick assessment on each through my buying guide. <\/p>\n\n\n\n<p style=\"color:#f90000\" class=\"has-text-color has-medium-font-size\"><strong>Before that, Have you wondered?<\/strong><\/p>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">Have you wondered the following:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>How does your phone accurately display which direction you&#8217;re pointing at when using a compass\/maps app? <\/li><li>How does your car detect when it&#8217;s needed to deploy an airbag?<\/li><\/ul>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\"><strong>It is indeed done through an accelerator and it&#8217;s axis-based motion sensing.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>What are accelerometers used for?<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-gallery columns-4 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><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/blog.seeedstudio.com\/wp-content\/uploads\/2019\/10\/earthquake.jpg\" alt=\"\" data-id=\"25784\" data-link=\"\/blog\/?attachment_id=25784\" class=\"wp-image-25784\" srcset=\"https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2019\/10\/earthquake.jpg 800w, https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2019\/10\/earthquake-300x169.jpg 300w, https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2019\/10\/earthquake-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.google.com\/url?sa=i&amp;source=images&amp;cd=&amp;cad=rja&amp;uact=8&amp;ved=2ahUKEwiovs63qcjlAhUBVa0KHYuwBqkQjRx6BAgBEAQ&amp;url=%2Furl%3Fsa%3Di%26source%3Dimages%26cd%3D%26ved%3D%26url%3Dhttps%253A%252F%252Fwww.kqed.org%252Fscience%252F1949333%252Fdownload-californias-new-earthquake-early-warning-app%26psig%3DAOvVaw1BtP4yGXX0pI7oQ3Ft2hBT%26ust%3D1572674024239520&amp;psig=AOvVaw1BtP4yGXX0pI7oQ3Ft2hBT&amp;ust=1572674024239520\">ref<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" width=\"259\" height=\"194\" src=\"https:\/\/blog.seeedstudio.com\/wp-content\/uploads\/2019\/10\/bionic-arm.jpg\" alt=\"\" data-id=\"25785\" data-link=\"\/blog\/?attachment_id=25785\" class=\"wp-image-25785\"\/><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/www.google.com\/url?sa=i&amp;source=images&amp;cd=&amp;cad=rja&amp;uact=8&amp;ved=2ahUKEwivyvuHqsjlAhVKOq0KHdGfDL0QjRx6BAgBEAQ&amp;url=%2Furl%3Fsa%3Di%26source%3Dimages%26cd%3D%26ved%3D%26url%3Dhttps%253A%252F%252Fwww.wired.com%252Fstory%252Fbionic-limbs-learn-to-open-a-beer%252F%26psig%3DAOvVaw28q5saxrD5DepLKTC_K285%26ust%3D1572674191004491&amp;psig=AOvVaw28q5saxrD5DepLKTC_K285&amp;ust=1572674191004491\">ref<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" width=\"348\" height=\"145\" src=\"https:\/\/blog.seeedstudio.com\/wp-content\/uploads\/2019\/11\/speed.png\" alt=\"\" data-id=\"25802\" data-link=\"\/blog\/?attachment_id=25802\" class=\"wp-image-25802\" srcset=\"https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2019\/11\/speed.png 348w, https:\/\/www.seeedstudio.com\/blog\/wp-content\/uploads\/2019\/11\/speed-300x125.png 300w\" sizes=\"(max-width: 348px) 100vw, 348px\" \/><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/idahoptv.org\/sciencetrek\/topics\/force_and_motion\/images\/car.png\">ref<\/a><\/figcaption><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img decoding=\"async\" src=\"https:\/\/blog.seeedstudio.com\/wp-content\/uploads\/2019\/11\/motion-sensor-games.jpg\" alt=\"\" data-id=\"25803\" data-link=\"\/blog\/?attachment_id=25803\" class=\"wp-image-25803\"\/><figcaption class=\"blocks-gallery-item__caption\"><a href=\"https:\/\/images.fastcompany.com\/upload\/500x_starcraft_move.jpg\">ref<\/a><\/figcaption><\/figure><\/li><\/ul><\/figure>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">Apart from axis-based motion sensing, it can be applied in other various scenarios including:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Earthquake detection<\/li><li>Medical devices<\/li><li>Speed\/movement of an object <\/li><li>Motion sensor games\/applications<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Also suggested reading before you get started with accelerometers:<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Basic Electronics: Pulse Width Modulation(PWM) and Arduino Applications<\/li><li><a href=\"https:\/\/www.seeedstudio.com\/blog\/2019\/11\/22\/spi-introduction-to-serial-peripheral-interface\/\">SPI \u2013 Introduction to Serial Peripheral Interface<\/a><\/li><li><a href=\"https:\/\/www.seeedstudio.com\/blog\/2019\/09\/26\/i2c-communication-interface-and-protocol-with-diagrams\/\">I2C Communication \u2013 All about I\u00b2C with Diagrams<\/a><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Accelerometer Buying Guide<\/strong><\/h2>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">To select a suitable accelerometer, one should consider the following components:<\/p>\n\n\n\n<table>\n  <tr>\n    <th>Components<\/th>\n    <th>Recommendations\/Considerations<\/th>\n  <\/tr>\n  <tr>\n    <td>Range<\/td>\n    <td><span style=\"font-weight:bold\">For precise readings:<\/span><br>Pick a smaller full-scale range as it&#8217;ll give you a more precise reading due to a more sensitive output<br><br><span style=\"font-weight:bold\">Consider acceleration ranges that fit your projects. <\/span><\/td>\n  <\/tr>\n  <tr>\n    <td>Interface<\/td>\n    <td><span style=\"font-weight:bold\">Easiest interface to work with:<\/span><br>Analog interface, as analog-to-digital converters (ADCs) are implemented in most microcontrollers<br><br><span style=\"font-weight:bold\">For producing fixed frequency:<\/span><br>PWM interface, produces a square wave with fixed frequency but duty cycle of the pulse varies with sensed acceleration<br><br><span style=\"font-weight:bold\">Most features and lesser noise:<\/span><br>Digital interface, features either SPI or I\u00b2C serial interface but may be difficult to integrate with microcontroller <\/td>\n  <\/tr>\n  <tr>\n    <td>Axes<\/td>\n    <td>Three-axis accelerometers, most common and not significantly more costly as compared to one or two axis accelerometers<\/td>\n  <\/tr>\n  <tr>\n    <td>Power Usage<\/td>\n    <td>Required current consumption of an accelerometer is usually in the 100s of \u00b5A range<br>Take into consideration required power.<\/td>\n  <\/tr>\n  <tr>\n    <td>Bonus Features<\/td>\n    <td>Picking newer models of accelerometers may be a better choice as they include more bonus features<span style=\"font-weight:bold\"> <\/span>such as:<br>Selectable measurement ranges<br>Sleep Control<br>0-g detection<br>Tap sensing<\/td>\n  <\/tr>\n<\/table>\n\n\n\n<h3 class=\"wp-block-heading\">Recommended Accelerometers<\/h3>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">Based on the components from the previous table, the following 2 Accelerometers are my recommendations that you can take into consideration.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/www.seeedstudio.com\/Grove-3-Axis-Analog-Accelerometer-p-1086.html?utm_source=blog&amp;utm_medium=blog\">High precision and affordable accelerometer: Grove &#8211; 3-Axis Analog Accelerometer (ADXL335)<\/a><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.seeedstudio.com\/media\/catalog\/product\/cache\/ab187aaa5f626ad16c8031644cd2de5b\/h\/t\/httpsstatics3.seeedstudio.comseeedfile2018-07bazaar881167_3.jpg\" alt=\"\" width=\"350\" height=\"263\"\/><figcaption><br><\/figcaption><\/figure><\/div>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">The Grove &#8211; 3-Axis Analog Accelerometer (ADXL335) is small size, low power, complete 3-axis accelerometer with signal conditioned voltage outputs. This analog accelerometer is a low g accelerometer with a minimum full-scale range of \u00b13 g. <\/p>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\"><strong>Assessment:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Range: \u00b13g, small range with precise readings<\/li><li>Interface: Analog, easiest interface to work with<\/li><li>Axes: 3<\/li><li>Power consumption: 350\u03bcA at 3V (typical)<\/li><li>Bonus features: No bonus features<\/li><\/ul>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\"><strong>Applications:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Motion Sensor<\/li><li>Shock detector<\/li><li>Vibration sensor<\/li><li>Toy car<\/li><li>Robotics<\/li><\/ul>\n\n\n\n<p style=\"background-color:#d8f3ff;color:#000000\" class=\"has-text-color has-background\"><strong>Although there are no bonus features, it&#8217;s still a solid pick up option due to its affordability, functionality and fulfilment of other criterias. <\/strong><\/p>\n\n\n\n<p><strong><a href=\"https:\/\/www.seeedstudio.com\/Grove-3-Axis-Analog-Accelerometer-40g-ADXL356C-p-4006.html?utm_source=blog&amp;utm_medium=blog\">Premium\/High-end option: Grove &#8211; 3-Axis Analog Accelerometer \u00b140g (ADXL356C)<\/a><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.seeedstudio.com\/media\/catalog\/product\/cache\/aa594c9fc955742a08f5aada927a2ed2\/1\/0\/101020638-preview_1.png\" alt=\"\" width=\"350\" height=\"263\"\/><\/figure><\/div>\n\n\n\n<p>If you&#8217;re looking for the high-end, industrial-grade accelerometer, the ADXL356C is the one for you.<\/p>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\"><strong>Assessment:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Range: <\/strong> \u00b110g &#8211; \u00b140g, only a little calibration work is needed to get a relatively accurate result<\/li><li><strong>Interface: <\/strong>Analog, easiest interface to work with<\/li><li><strong>Axes: <\/strong>3<\/li><li><strong>Power consumption: <\/strong> Ultra-low,  <br>Normal operation mode-150 \u03bcA, Standby mode 21 \u03bcA <\/li><li><strong>Bonus Features:<\/strong><ul><li>Low, drift, low noise; ideal for wireless condition monitoring<\/li><li>Hermetic package that offers excellent long-term stability 0g offset vs. temperature (all axes): 0.75 mg\/\u00b0C maximum <\/li><\/ul><\/li><\/ul>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\"><strong>Applications:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Inertial measurement units (IMUs)\/altitude and heading reference systems (AHRSs)<\/li><li>Platform stabilization systems<\/li><li>Condition monitoring<\/li><li>Seismic imaging<\/li><li>Tilt sensing<\/li><li>Robotics<\/li><\/ul>\n\n\n\n<p style=\"background-color:#d8f3ff;color:#000000\" class=\"has-text-color has-background\"><strong>The ADXL356C is a high-performance accelerometer that not only check the boxes that you want from an accelerometer but offers a wide range of applications as well.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pairing the recommended accelerometers<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.seeedstudio.com\/Seeeduino-Lotus-Cortex-M0-p-2896.html?utm_source=blog&amp;utm_medium=blog\">Seeeduino Lotus Cortex-M0+<\/a><\/strong><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.seeedstudio.com\/media\/catalog\/product\/cache\/ab187aaa5f626ad16c8031644cd2de5b\/p\/e\/perspective_4.jpg\" alt=\"\" width=\"350\" height=\"263\"\/><\/figure><\/div>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">The Seeeduino Lotus Cortex-M0+ supports the above-recommended accelerators with its availability of 14 digital input\/outputs (10 of which support PWM) and 6 analog input\/outputs.<\/p>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">Other product features include:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Compatibility with Arduino UNO<\/li><li>ARM\u00ae Cortex\u00ae-M0+ 32bit 48MHz microcontroller(SAMD21)<\/li><li>12 on-board Grove connectors<\/li><li>Support Power Path Management<\/li><li>Support micro-USB or Li-Po battery powered<\/li><li>2A maximum charging current<\/li><li>Suitable for low power design<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Summary<\/strong><\/h3>\n\n\n\n<p style=\"color:#000000\" class=\"has-text-color\">All in all, accelerometers are commonly seen in many day to day applications and can be utilized for many fun and interesting projects. Consider picking up one today!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What are Accelerometers? Accelerometers are electromechanical devices that measure acceleration, the rate of change in<\/p>\n","protected":false},"author":2850,"featured_media":25821,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_tribe_ticket_capacity":"0","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false,"iawp_total_views":0,"footnotes":""},"categories":[1],"tags":[105,1851,1852,1853,1854],"class_list":["post-25752","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-accelerometer","tag-accelerometer-guide","tag-adxl335","tag-adxl356c","tag-seeeduino-lotus-cortex-m0"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Accelerometers Buying Guide and ADXL335 review - Latest News from Seeed Studio<\/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.seeedstudio.com\/blog\/2019\/11\/01\/accelerometers-what-it-is-and-a-quick-guide-to-buying-one\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Accelerometers Buying Guide and ADXL335 review - Latest News from Seeed Studio\" \/>\n<meta property=\"og:description\" content=\"What are Accelerometers? 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