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Serial Communication
Serial communication is used to transfer data between two devices.
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For this reason, we typically do not use Digital I/O 0 or 1 for anything in our designs.
Serial Monitor & analogRead()
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Using Serial
| Arduino IDE | Tinkercad |
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 Image Added
|  Image Modified
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Sending a Message
| C++ | Blocks |
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| Code Block |
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| language | cpp |
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| theme | Confluence |
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| void setup()
{
// initialize serial to a baud rate of 9600.
// Ensure that the same baud rate is set in the serial monitor.
Serial.begin(9600);
}
void loop ()
{
Serial.print("Hands on ") ;
// does not insert a newline at the end;
// next message continues on the same line
Serial.print("Learning ") ;
// does not insert a newline at the end;
// next message continues on the same line
Serial.println("is Fun!!!") ;
// inserts a newline at the end;
// next message is printed on a new line
}]] ></ac:plain-text-body></ac:structured-macro></div></td><td><div class="content-wrapper"><p><ac:image ac:height="150"><ri:attachment ri:filename="image2020-1-21_21-43-17.png" /></ac:image></p><p>Note: Blocks allow only 9600 as baud rate; there is no baud rate setting.</p></div></td></tr><tr><td><br /></td><td><br /></td></tr></tbody></table><p>If you see strange-looking characters in the serial monitor, your bit / baud rate set in the Serial Monitor most likely does not match the one used in your Arduino sketch.</p><h3><strong>analogRead() </strong><strong>Serial Example</strong></h3><p><br /></p><h3>Screencast</h3><p><ac:structured-macro ac:name="widget" ac:schema-version="1" ac:macro-id="b0b4fbf2-958e-4916-9c77-56cba00e3143"><ac:parameter ac:name="url"><ri:url ri:value="http://youtube.com/watch?v=q1DmNqlrY9U" /></ac:parameter></ac:structured-macro></p><p><br /></p><p><br /></p><p><br /></p> |
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