Hello everyone :slight_smile: I am a new guy here, wanna ask a question which puzzle me for a few days... I want to use Bluetooth device http://goods.ruten.com.tw/item/show?21204206581641 (baud 57600, Input_Voltage is 3.6V~6V, Frequency) on my Arduino 2560 and receive data,but it did not work He…

Arduino 2560 with Bluetooth device

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