35 lines
1.0 KiB
C++
35 lines
1.0 KiB
C++
/*
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Blink
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Turns on an LED on for one second, then off for one second, repeatedly.
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This example code is in the public domain.
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To upload to your or Trinket:
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1) Select the proper board from the Tools->Board Menu (Arduino Gemma if
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teal, Adafruit Gemma if black)
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2) Select the uploader from the Tools->Programmer ("Arduino Gemma" if teal,
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"USBtinyISP" if black Gemma)
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3) Plug in the Gemma into USB, make sure you see the green LED lit
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4) For windows, make sure you install the right Gemma drivers
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5) Press the button on the Gemma/Trinket - verify you see
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the red LED pulse. This means it is ready to receive data
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6) Click the upload button above within 10 seconds
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*/
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int led = 1; // blink 'digital' pin 1 - AKA the built in red LED
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// the setup routine runs once when you press reset:
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void setup() {
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// initialize the digital pin as an output.
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pinMode(led, OUTPUT);
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}
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// the loop routine runs over and over again forever:
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void loop() {
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digitalWrite(led, HIGH);
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delay(1000);
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digitalWrite(led, LOW);
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delay(1000);
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}
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