Hi everybody! I've a very weird problem I'm unable to understand ! I bought a Arduino UNO. 1st Try : I plugged it to my MacBook Pro. Everything normal, leds were blinking. I tried to load the Blink Exemple : No response. Pressing the reset button makes nothing. **2nd Try : ** I tried again …

Weird problem!

Coding_Badly September 27, 2012, 7:34pm 4

MIB62:
Is it normal that when I plug the USB, the pin 0 (RX) stay HIGH (5V) ?

Yes.