Hello I am using this simple code that I have used so many times before: const int buttonSwitchA=9; void setup() { Serial.begin (57600); pinMode(buttonSwitchA, INPUT); } void loop() { buttonStateA=digitalRead(buttonSwitchA); if (buttonStateA==HIGH) { Serial.println("printing"); del…

DigitalRead always gets me HIGH

system January 20, 2013, 5:59pm 3

Grumpy_Mike:
You can not leave a pin unconnected, you need a pull up or pull down.
Please read:-
Inputs

Thanks man! That was it!

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