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	<title>level &#8211; 熊的開發</title>
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	<description>畢業於自動控制系，玩了一些開發板，找一個地方記錄一下摸索與開發過程，本部落格內容不一定是最正確的或最聰明的，由個人實驗測試與蒐集，歡迎切磋交流</description>
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		<title>[亂玩]自我電池電力監測 #003</title>
		<link>https://dvpbearblog.ddns.net/%e4%ba%82%e7%8e%a9%e8%87%aa%e6%88%91%e9%9b%bb%e6%b1%a0%e9%9b%bb%e5%8a%9b%e7%9b%a3%e6%b8%ac-003/</link>
					<comments>https://dvpbearblog.ddns.net/%e4%ba%82%e7%8e%a9%e8%87%aa%e6%88%91%e9%9b%bb%e6%b1%a0%e9%9b%bb%e5%8a%9b%e7%9b%a3%e6%b8%ac-003/#respond</comments>
		
		<dc:creator><![CDATA[小熊]]></dc:creator>
		<pubDate>Sun, 18 Jun 2017 23:00:54 +0000</pubDate>
				<category><![CDATA[亂玩]]></category>
		<category><![CDATA[ARDUINO]]></category>
		<category><![CDATA[battery]]></category>
		<category><![CDATA[DIY]]></category>
		<category><![CDATA[level]]></category>
		<category><![CDATA[monitoring]]></category>
		<category><![CDATA[Power]]></category>
		<category><![CDATA[random play]]></category>
		<category><![CDATA[電力偵測]]></category>
		<category><![CDATA[電力監測]]></category>
		<guid isPermaLink="false">https://dvpbearblog.ddns.net/?p=2719</guid>

					<description><![CDATA[透過模組升壓到5V給ardui...]]></description>
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<figure class="wp-block-image alignwide size-full"><img fetchpriority="high" decoding="async" width="1024" height="576" src="https://dvpbearblog.ddns.net/wp-content/uploads/2023/05/COVER-30.jpg" alt="" class="wp-image-2720" srcset="https://dvpbearblog.ddns.net/wp-content/uploads/2023/05/COVER-30.jpg 1024w, https://dvpbearblog.ddns.net/wp-content/uploads/2023/05/COVER-30-533x300.jpg 533w, https://dvpbearblog.ddns.net/wp-content/uploads/2023/05/COVER-30-768x432.jpg 768w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



<p>透過模組升壓到5V給arduino供電</p>



<p>使用Arduino UNO R3上面的3.3V為參考電壓</p>



<p>再將電池電壓分壓後接到類比輸入做判斷</p>



<p>就可以知道目前電量</p>



<p>而主要供電部分因為透過升壓</p>



<p>所以不易受到電池電壓下降影響</p>



<p>所以在電池沒電前可以是先偵測並且警示</p>



<p>影片(Video):</p>



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