quangdo1700:
I add Serial.begin(9600);
Nothing happen.
This doesn't sound like a serious attempt at debugging.
Have you tried sending/receiving data to/from the same Arduino sketch using the Serial Monitor? Does that work?
...R
quangdo1700:
I add Serial.begin(9600);
Nothing happen.
This doesn't sound like a serious attempt at debugging.
Have you tried sending/receiving data to/from the same Arduino sketch using the Serial Monitor? Does that work?
...R