Just got my Arduino Pro Mini 3.3V 328 and RN-41 DIP breakout bluetooth module yesterday. Using a 3.7 V Li-poly battery. Problem: Connected RX from bluetooth to TX on Arduino and TX to RX. And connected ground and 3.3 V from bluetooth to GND and VCC on the short side of the Arduino. The battery is …

Arduino + Bluetooth

system February 20, 2011, 5:03pm 2

Any ideas?

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