Subscribe to a characteristic that supports notification or indication. Unsubscribe after you finish working with the characteristic.
Create a connection to a nearby Bluetooth Low Energy peripheral device.
b = ble("DemoDev")
b =
ble with properties:
Name: "DemoDev"
Address: "FF548EA5658F"
Connected: 1
Services: [5×2 table]
Characteristics: [10×5 table]
Show services and characteristics
Create a characteristic object that represents the "Heart Rate Measurement" characteristic.
c = characteristic(b,"Heart Rate","Heart Rate Measurement")
c =
Characteristic with properties:
Name: "Heart Rate Measurement"
UUID: "2A37"
Attributes: "Notify"
Descriptors: [1x3 table]
DataAvailableFcn: []
Show descriptors
This characteristic supports "Notify".
Start receiving notifications using subscribe.
subscribe(c)
Read from the characteristic to check that you are receiving data.