Julien Decaen

Hi, I had the same problem with a Polar H7 heart rate sensor. But looking more carefully the "org.bluetooth.service.heart_rate" (uuid : 0x180D) -> https://www.bluetooth.com/specifications/gatt/viewer?attributeXmlFile=org.bluetooth.service.heart_rate.xml&u=org.bluetooth.service.heart_rate.xml we can see "org.bluetooth.descriptor.gatt.client_characteristic_configuration" (uuid 0x2902)...

Hi, If you fallow the Bluetooth Gatt Services specification, the CCCD (0x2902) and every descriptors in general, belong to a characteristic. It make sense to retrieve a descriptor from the...

When I try to write the CCCD (0x2902) descriptor to enable notification of heart rate sensor, I get this error message: `tinyb,BluetoothException: GDBus.Error:org.bluezError.NotPermitted: Write not permitted` When I try to...

It is what I was looking. Probably my mistake, I re-bundled tinyb to integrate it to my project with Maven. My apologies.