I build a simple application based on arduino,using bluetooth in smartphone to connect to the arduino's bluetooth module. But arduino did'nt respond.I find that the app in the phone send a hex every time.And i think Serial.read() read a character every time,not a hex.Does it matters when i using thi…

Something wrong with my bluetooth ?

Topic		Replies	Views
Problema con serial.read en aplicación bluetooth[Solucionado] Software	7	2213	May 7, 2021
Send second to Arduino via Bluetooth+Android+App Inventor 2 Programming	3	1673	May 5, 2021
Blutooth - I can only send data, not recive Networking, Protocols, and Devices	6	1114	May 6, 2021
Serial Communications Bluetooth help Networking, Protocols, and Devices	4	1751	May 6, 2021
Android bluetooth connection to Arduino (HC-06) - serial monitor data format Networking, Protocols, and Devices	9	19084	May 6, 2021