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      <title>PHYSICAL COMPUTING 1.0 by </title>
      <link>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk</link>
      <description>Made by:
Pilar García,
Darío Pellón,
Juan Pardo,
Alba del Puerto.</description>
      <language>en-us</language>
      <pubDate>2017-12-21 15:29:43 UTC</pubDate>
      <lastBuildDate>2024-05-25 05:20:36 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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         <title>CONTROL SYSTEMS</title>
         <author>mariapilar_garcia_sanchez</author>
         <link>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217730003</link>
         <description><![CDATA[<div><strong>Control system:</strong><br><mark>A control system manages, commands, directs, or regulates other devices or systems using control loops. </mark><br><br><strong>What is a closed loop system?</strong></div><div>The control action is dependent on the desired and actual process variable. <mark>A closed loop system has a feedback loop which ensures it produces a control action. </mark>Closed-loop controllers are also called feedback controllers.<br><br><strong>Which are the elements of a closed loop system?</strong></div>]]></description>
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         <pubDate>2017-12-21 15:37:52 UTC</pubDate>
         <guid>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217730003</guid>
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      <item>
         <title>ARDUINO</title>
         <author>mariapilar_garcia_sanchez</author>
         <link>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217735351</link>
         <description><![CDATA[<div><strong>Arduino:</strong><br><mark>Arduino is an open-source electronics prototyping platform based on flexible, hardware and software.<br></mark><br><strong>Where was Arduino born?</strong></div><div>The Arduino project started <mark>at the Interaction Design Institute Ivrea (IDII) in Ivrea, Italy</mark>; in 2005.<br><br></div><div><strong>Who were its founders?</strong></div><div><mark>Its main founder was Massimo Banzi </mark>with help from Casey Reas and Hernando Barragán.<br><br><strong>Which are its elements? <br></strong><br></div>]]></description>
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         <pubDate>2017-12-21 15:58:18 UTC</pubDate>
         <guid>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217735351</guid>
      </item>
      <item>
         <title>SENSORS</title>
         <author>mariapilar_garcia_sanchez</author>
         <link>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217736437</link>
         <description><![CDATA[<div><strong>Sensor:</strong><br><mark>A sensor is a device that detects and responds to an input from the environment. </mark>The specific input could be light, heat, motion...<br><br><strong>Find 5 examples of sensors which can be connected to an Arduino board and classify them in a table.</strong></div>]]></description>
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         <pubDate>2017-12-21 16:03:01 UTC</pubDate>
         <guid>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217736437</guid>
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      <item>
         <title>ACTUATORS</title>
         <author>mariapilar_garcia_sanchez</author>
         <link>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217736871</link>
         <description><![CDATA[<div><strong>Actuator:</strong><br><mark>An actuator is a component of a machine that is responsible for moving or controlling a system; </mark>for example by actuating opening or closing a valve.<br><br><strong>How do LEDs work?</strong></div><div><mark>They are illuminated solely by the movement of electrons in a semiconductor material</mark>, and they last just as long as a standard transistor.</div><div><br></div><div><strong>What is the difference between a DC motor and a servomotor?</strong></div><div>A DC motor has a two wire connection. All drive power is supplied over these two wires. <mark>When you turn on a DC motor, it just starts spinning.</mark><em><mark> The servomotor receives a control signal, and applies power to its DC motor until its shaft turns to that position.</mark></em><br><br></div>]]></description>
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         <pubDate>2017-12-21 16:05:14 UTC</pubDate>
         <guid>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/217736871</guid>
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      <item>
         <title>CONTROL SYSTEMS</title>
         <author>mariapilar_garcia_sanchez</author>
         <link>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/219273647</link>
         <description><![CDATA[<div><strong>Find two examples and explain them. <br>1. A toaster - Open-loop<br></strong><mark>Bread is put into the toaster, a timer is set, and a lever is pushed acting as a switch to start the process. </mark>The toaster coils heat and then the toast pops up, coils turn off, and the process ends.</div>]]></description>
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         <pubDate>2018-01-08 09:41:37 UTC</pubDate>
         <guid>https://padlet.com/mariapilar_garcia_sanchez/l8op5xzc40lk/wish/219273647</guid>
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