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Copy file name to clipboardExpand all lines: content/hardware/02.hero/boards/uno-rev3/tutorials/board-anatomy/content.md
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@@ -9,24 +9,15 @@ Arduino boards senses the environment by receiving inputs from many sensors, and
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-1.**Digital pins** Use these pins with digitalRead(), digitalWrite(), and analogWrite(). analogWrite() works only on the pins with the PWM symbol.
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-2.**Pin 13 LED** The only actuator built-in to your board. Besides being a handy target for your first blink sketch, this LED is very useful for debugging.
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-3.**Power LED** Indicates that your Arduino is receiving power. Useful for debugging.
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-4.**ATmega microcontroller** The heart of your board.
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-5.**Analog in** Use these pins with analogRead().
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-6.**GND and 5V pins** Use these pins to provide +5V power and ground to your circuits.
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-7.**Power connector** This is how you power your Arduino when it's not plugged into a USB port for power. Can accept voltages between 7-12V.
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-8.**TX and RX LEDs** These LEDs indicate communication between your Arduino and your computer. Expect them to flicker rapidly during sketch upload as well as during serial communication. Useful for debugging.
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-9.**USB port** Used for powering your Arduino UNO, uploading your sketches to your Arduino, and for communicating with your Arduino sketch (via Serial. println() etc.).
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-10.**Reset button** Resets the ATmega microcontroller.
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1.**Digital pins** Use these pins with digitalRead(), digitalWrite(), and analogWrite(). analogWrite() works only on the pins with the PWM symbol.
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+
2.**Pin 13 LED** The only actuator built-in to your board. Besides being a handy target for your first blink sketch, this LED is very useful for debugging.
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3.**Power LED** Indicates that your Arduino is receiving power. Useful for debugging.
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+
4.**ATmega microcontroller** The heart of your board.
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5.**Analog in** Use these pins with analogRead().
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6.**GND and 5V pins** Use these pins to provide +5V power and ground to your circuits.
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+
7.**Power connector** This is how you power your Arduino when it's not plugged into a USB port for power. Can accept voltages between 7-12V.
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+
8.**TX and RX LEDs** These LEDs indicate communication between your Arduino and your computer. Expect them to flicker rapidly during sketch upload as well as during serial communication. Useful for debugging.
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+
9.**USB port** Used for powering your Arduino UNO, uploading your sketches to your Arduino, and for communicating with your Arduino sketch (via Serial. println() etc.).
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10.**Reset button** Resets the ATmega microcontroller.
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The text of the Arduino getting started guide is licensed under a [Creative Commons Attribution-ShareAlike 3.0 License](http://creativecommons.org/licenses/by-sa/3.0/). Code samples in the guide are released into the public domain.
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