LATEST NEWS:
i tried with my arduino uno and all works perfectly
But if i try to connect it to my arduino mega, still no read the id
I tried to connect rx and tx in PWM, COMMUNICATION and DIGITAL, but nothing works 
LATEST NEWS:
i tried with my arduino uno and all works perfectly
But if i try to connect it to my arduino mega, still no read the id
I tried to connect rx and tx in PWM, COMMUNICATION and DIGITAL, but nothing works