I am still an Arduino noob so please bare with me. I have a simple setup with a TLS261 light sensor and an LED blue tacked together (ok, not perfect) so the tls261 only sees light from the LED. A push switch switches the LED on and on releasing the switch the LED is turned off. I have the code belo…

why does my interrupt keep firing?

bld December 17, 2010, 10:39pm 4

Got a pull-up/down resistor on?

ah it is the internal.. tried with an external?