<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <title>Arduino - SoftwareSerialPrintln </title> <link rel='stylesheet' href='arduino.css' type='text/css' /> </head> <body> <div id="page"> <!--PageHeaderFmt--> <div id="pageheader"> <div class="title"><a href="http://www.arduino.cc"/>Arduino</a></div> <div class="search"> <!-- SiteSearch Google --> <FORM method=GET action="http://www.google.com/search"> <input type=hidden name=ie value=UTF-8> <input type=hidden name=oe value=UTF-8> <INPUT TYPE=text name=q size=25 maxlength=255 value=""> <INPUT type=submit name=btnG VALUE="search"> <input type=hidden name=domains value="http://www.arduino.cc/"> <input type=hidden name=sitesearch value="http://www.arduino.cc/"> </FORM> <!-- SiteSearch Google --> </div> </div> <!--/PageHeaderFmt--> <!--PageLeftFmt--> <div id="pagenav" style="text-align: right"> <div style="float: left;"> <p><a class='wikilink' href='http://arduino.cc/en/Main/Buy'>Buy</a> | <a class='wikilink' href='http://arduino.cc/en/Main/Software'>Download</a> | <a class='wikilink' href='Guide_index.html'>Getting Started</a> | <a class='wikilink' href='http://arduino.cc/en/Tutorial/HomePage'>Learning</a> | <a class='wikilink' href='index.html'>Reference</a> | <a class='wikilink' href='http://arduino.cc/en/Main/Hardware'>Hardware</a> | <a class='wikilink' href='FAQ.html'>FAQ</a> </p> <p class='vspace'></p> </div> <a class="urllink" href="http://www.arduino.cc/blog/" rel="nofollow">Blog »</a> | <a class="urllink" href="http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl" rel="nofollow">Forum »</a> | <a class="urllink" href="http://www.arduino.cc/playground/" rel="nofollow">Playground »</a> </div> <!--/PageLeftFmt--> <div id="pagetext"> <!--PageText--> <div id='wikitext'> <p><strong>Reference</strong> <a class='wikilink' href='index.html'>Language</a> (<a class='wikilink' href='Extended.html'>extended</a>) | <a class='wikilink' href='Libraries.html'>Libraries</a> | <a class='wikilink' href='Comparison.html'>Comparison</a> </p> <p class='vspace'></p><h2><span class='wikiword'>SoftwareSerial</span>: println(data)</h2> <h4>Description</h4> <p>Prints data to the transmit pin of the software serial port, followed by a carriage return and line feed. Works the same as the <a class='wikilink' href='Serial_Println.html'>Serial.println</a>() function. </p> <p class='vspace'></p><h4>Parameters</h4> <p>vary, see <a class='wikilink' href='Serial_Println.html'>Serial.println</a>() for details </p> <p class='vspace'></p><h4>Returns</h4> <p>none </p> <p class='vspace'></p><h4>Example</h4> <pre>SoftwareSerial serial(6, 7); int analogValue; void setup() { serial.begin(9600); } void loop() { // read the analog input on pin 0: analogValue = analogRead(0); // print it out in many formats: serial.print(analogValue); // print as an ASCII-encoded decimal serial.print("\t"); // print a tab character serial.print(analogValue, DEC); // print as an ASCII-encoded decimal serial.print("\t"); // print a tab character serial.print(analogValue, HEX); // print as an ASCII-encoded hexadecimal serial.print("\t"); // print a tab character serial.print(analogValue, OCT); // print as an ASCII-encoded octal serial.print("\t"); // print a tab character serial.print(analogValue, BIN); // print as an ASCII-encoded binary serial.print("\t"); // print a tab character serial.print(analogValue/4, BYTE); // print as a raw byte value (divide the // value by 4 because analogRead() returns numbers // from 0 to 1023, but a byte can only hold values // up to 255) serial.print("\t"); // print a tab character serial.println(); // print a linefeed character // delay 10 milliseconds before the next reading: delay(10); } </pre> <p class='vspace'></p><h4>See also</h4> <ul><li><a class='wikilink' href='SoftwareSerialConstructor.html'>SoftwareSerial</a>() </li><li><a class='wikilink' href='SoftwareSerialBegin.html'>begin</a>() </li><li><a class='wikilink' href='SoftwareSerialRead.html'>read</a>() </li><li><a class='wikilink' href='SoftwareSerialPrint.html'>print</a>() </li></ul><p class='vspace'></p><p><a class='wikilink' href='index.html'>Reference Home</a> </p> <p class='vspace'></p><p><em>Corrections, suggestions, and new documentation should be posted to the <a class='urllink' href='http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?board=swbugs' rel='nofollow'>Forum</a>.</em> </p> <p class='vspace'></p><p>The text of the Arduino reference is licensed under a <a class='urllink' href='http://creativecommons.org/licenses/by-sa/3.0/' rel='nofollow'>Creative Commons Attribution-ShareAlike 3.0 License</a>. 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