lelino:
I tried an HC-05 from a different maker and everything works well using Arduino pins 0 and 1.
This suggests a mechanical fault with the original. Some people have had a solder bridge on the backboard.
lelino:
I tried an HC-05 from a different maker and everything works well using Arduino pins 0 and 1.
This suggests a mechanical fault with the original. Some people have had a solder bridge on the backboard.