Commit c11366e

committed

LED is on if the button pressed

1 parent 95b7971 commit c11366eCopy full SHA for c11366e

File tree

+29

-0

lines changed

+29

-0

lines changed

Lines changed: 29 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,29 @@`
	`1`	`+const int buttonPin = 1; // the number of the pushbutton pin`
	`2`	`+const int ledPin = 13; // the number of the LED pin`
	`3`	`+`
	`4`	`+// variables will change:`
	`5`	`+int buttonState = 0; // variable for reading the pushbutton status`
	`6`	`+`
	`7`	`+void setup() {`
	`8`	`+ // initialize the LED pin as an output:`
	`9`	`+ pinMode(ledPin, OUTPUT);`
	`10`	`+ // initialize the pushbutton pin as an input:`
	`11`	`+ pinMode(buttonPin, INPUT);`
	`12`	`+`
	`13`	`+ Serial.begin(9600);`
	`14`	`+}`
	`15`	`+`
	`16`	`+void loop() {`
	`17`	`+ // read the state of the pushbutton value:`
	`18`	`+ buttonState = digitalRead(buttonPin);`
	`19`	`+ Serial.println(buttonState);`
	`20`	`+`
	`21`	`+ // check if the pushbutton is pressed. If it is, the buttonState is HIGH:`
	`22`	`+ if (buttonState == HIGH) {`
	`23`	`+ // turn LED on:`
	`24`	`+ digitalWrite(ledPin, HIGH);`
	`25`	`+ } else {`
	`26`	`+ // turn LED off:`
	`27`	`+ digitalWrite(ledPin, LOW);`
	`28`	`+ }`
	`29`	`+}`

Comments

(0)