http://gharee.com/wiki/index.php?action=history&feed=atom&title=DelayMicroseconds%28us%29 2025-06-30T00:35:10Z 本wiki的該頁(yè)面的版本歷史 MediaWiki 1.21.2 http://gharee.com/wiki/index.php?title=DelayMicroseconds(us)&diff=93&oldid=prev 2014-09-12T08:29:30Z

<p>以“&lt;pre style=&quot;color:blue&quot;&gt; void delayMicroseconds (unsigned int us) &lt;/pre&gt; 延時(shí)(微秒) &lt;br&gt; 延時(shí), 單位為微妙(1毫秒有1000微妙). 如果延時(shí)的時(shí)間...”為內(nèi)容創(chuàng)建頁(yè)面</p> <p><b>新頁(yè)面</b></p><div>&lt;pre style=&quot;color:blue&quot;&gt;<br /> void delayMicroseconds (unsigned int us) <br /> &lt;/pre&gt;<br /> 延時(shí)(微秒) &lt;br&gt;<br /> <br /> 延時(shí), 單位為微妙(1毫秒有1000微妙). 如果延時(shí)的時(shí)間有幾千微妙, 那么建議使用 delay 函數(shù). 目前參數(shù)最大支持16383微妙(不過(guò)以后的版本中可能會(huì)變化).&lt;br&gt;<br /> <br /> 以下代碼向第8號(hào)引腳發(fā)送脈沖, 每次脈沖持續(xù)50微妙的時(shí)間.&lt;br&gt;<br /> <br /> &lt;pre style=&quot;color:green&quot;&gt;<br /> <br /> int outPin = 8; // digital pin 8<br /> <br /> void setup()<br /> {<br /> pinMode(outPin, OUTPUT); // sets the digital pin as output<br /> }<br /> <br /> void loop()<br /> {<br /> digitalWrite(outPin, HIGH); // sets the pin on<br /> delayMicroseconds(50); // pauses for 50 microseconds <br /> digitalWrite(outPin, LOW); // sets the pin off<br /> delayMicroseconds(50); // pauses for 50 microseconds <br /> }<br /> &lt;/pre&gt;</div>

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