Differences

This shows you the differences between two versions of the page.

--- arduino:arduino_crash_course:basic_interaction [2012/11/03 21:05] – mithat
+++ arduino:arduino_crash_course:basic_interaction [2012/11/03 21:10] – [Using internal pullups] mithat
@@ Line 100: / Line 100: @@
 <code c>
-digitalWrite(pushButtonPin, HIGH);  // turn on pullup resistors
+digitalWrite(pushButtonPin, HIGH);
 </code>
@@ Line 146: / Line 146: @@
 void setup() {
   pinMode(pushButtonPin, INPUT);  // make the pushbutton's pin an input
-  digitalWrite(pushButtonPin, HIGH);  // turn on pullup resistors
+  digitalWrite(pushButtonPin, HIGH);  // turn on internal pullup resistors
   pinMode(ledPin, OUTPUT);        // make LED's pin an output
 }