//-------------------------------------------------- // Example of a for() loop // - Used for doing something a number of times // - Setup: // Wire an LED from pin 7 thru a resistor to GND //-------------------------------------------------- int ledPin = 7; void setup() { pinMode(ledPin, OUTPUT); } void loop() { //--- This is the for() loop: for(int i = 0; i < 5; i++) { digitalWrite(ledPin, HIGH); // blink LED quickly delay(100); // (100 milliseconds) digitalWrite(ledPin, LOW); delay(100); } //--- Next, delay for a second: digitalWrite(ledPin, LOW); delay(1000); } |