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<h2>Serial.write()</h2>
<h4>Description</h4>
<p>Writes binary data to the serial port. This data is sent as a byte or series of bytes; to send the characters representing the digits of a number use the <a class='wikilink' href='Serial_Print.html'>print</a>() function instead.
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<p class='vspace'></p><h4>Syntax</h4>
<p><em>serial</em>.write(val) <br /><em>serial</em>.write(str) <br /><em>serial</em>.write(buf, len)
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<p class='vspace'></p><h4>Parameters</h4>
<p>val: a value to send as a single byte
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<p class='vspace'></p><p>str: a string to send as a series of bytes
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<p class='vspace'></p><p>buf: an array to send as a series of bytes
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<p class='vspace'></p><p>len: the length of the buffer
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<p class='vspace'></p><h4>See also</h4>
<ul><li><a class='wikilink' href='Serial_Read.html'>read</a>()
</li><li><a class='wikilink' href='Serial_Print.html'>print</a>()
</li><li><a class='wikilink' href='Serial_Println.html'>println</a>()
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