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