Edit address in MainActivity Run app on Android device
node install bleno
node nodejs\main.js
bleno - echo
on -> stateChange: poweredOn
on -> advertisingStart: success
EchoCharacteristic - onSubscribe
EchoCharacteristic - onSubscribe
EchoCharacteristic - onWriteRequest: value = 00
EchoCharacteristic - onWriteRequest: notifying
data: <Buffer 7b 22 64 75 72 61 74 69 6f 6e 22 3a 33 30 2c 22 72 61 74 65 22 3a 30 2c 22 74 65 6d 70 22 3a 22 61 62 73 6f 6c 75 74 65 22 7d> len 42