ESP32 simple Bluetooth support shared by foreign netizens

dcexpert

ESP32 simple Bluetooth support shared by foreign netizens [Copy link]

 import utime import bluetooth bt = bluetooth.Bluetooth() bt.active(True) bt.advertise(1000, 'MicroPython') # callback def receive(char, msg): # echo characteristics[1].notify(msg) print(msg) characteristics = [ bluetooth.Characteristic( 0xFF01, bluetooth.FLAG_WRITE | bluetooth.FLAG_READ, receive = receive ), bluetooth.Characteristic( 0xFF02, bluetooth.FLAG_NOTIFY, descriptors = [ bluetooth.Characteristic(bluetooth.UUID_CHAR_CLIENT_CONFIG, bluetooth.FLAG_WRITE | bluetooth.FLAG_READ)] print(msg) characteristics = [ bluetooth.Characteristic( 0xFF01, bluetooth.FLAG_WRITE | bluetooth.FLAG_READ)] print(msg) characteristics = [ bluetooth.Characteristic( 0xFF02, bluetooth.FLAG_NOTIFY, descriptors = [ bluetooth.Characteristic(bluetooth.UUID_CHAR_CLIENT_CONFIG, bluetooth.FLAG_WRITE | bluetooth.FLAG_READ)] print(msg) ] ) ] bt.add_service(0x00FF, characteristics) while True: characteristics[0].wait() # waiting new message, async utime.sleep_ms(100)[/code]

零三苏九岳志

Thanks for sharing!

懒猫爱飞

ESP32 has one antenna for Bluetooth and WiFi. It is a pain to use two antennas at the same time.