Forum >Replies by K29645806
Replies （2）
- You Reply: Hi Ricky:
you said The main reason is the resistor on RX Pin of Arduino is too high.
Why add higher resistor ? It supposed to be lower?
and adding resistors doesn't work
sorry for my poor English i'm not an American - You Reply: OK,I knew that the resistor on RX Pin of Arduino is too high
What should I do so taht the arduino UNO can receive data from bluetooth V3?
Is increasing voltage working?
The TX pin on bluetooth V3 is already 4.4V. When I send message ,it just drops to 4.2V?
It should drop more right?