https://w.electrodragon.com/w/index.php?action=history&feed=atom&title=ED_BT_Shield 2026-06-10T03:11:20Z Revision history for this page on the wiki MediaWiki 1.37.2 https://w.electrodragon.com/w/index.php?title=ED_BT_Shield&diff=5476&oldid=prev 2013-09-09T07:55:25Z

<p><span dir="auto"><span class="autocomment">Demo Code</span></span></p> <p><b>New page</b></p><div>== Pin definition ==<br /> {| class=&quot;wikitable sortable&quot;<br /> |-<br /> ! Arduino Pin !! BT Pin !! Description<br /> |-<br /> | D0 || RX || Arduino default RX<br /> |-<br /> | D1 || TX || Arduino default TX<br /> |-<br /> | D2 || LED || Status LED<br /> |-<br /> | D3 || RX1 || alternative serial communication pins<br /> |-<br /> | D4 || TX1 || alternative serial communication pins<br /> |}<br /> == Demo Code ==<br /> &lt;syntaxhighlight lang=&quot;Arduino&quot;&gt;<br /> <br /> #include &lt;SoftwareSerial.h&gt;<br /> #define RX1 3<br /> #define TX1 4<br /> <br /> SoftwareSerial mySerial(RX1, TX1);<br /> <br /> void setup()<br /> {<br /> // define pin modes for tx, rx pins:<br /> pinMode(RX1, INPUT);<br /> pinMode(TX1, OUTPUT);<br /> mySerial.begin(9600);<br /> Serial.begin(9600);<br /> }<br /> <br /> void loop()<br /> {<br /> if (Serial.available()){<br /> <br /> mySerial.println((char)Serial.read()); // Print directly what read from Arduino <br /> }<br /> <br /> if (mySerial.available()) {<br /> Serial.print((char)mySerial.read()); // print what read from other side of BT<br /> }<br /> }<br /> <br /> &lt;/syntaxhighlight&gt;</div>

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