nRF Connect, 2021-04-14 DfuTarg (D4:B5:30:40:71:E8) V 10:48:46.095 Connecting to D4:B5:30:40:71:E8... D 10:48:46.095 gatt = device.connectGatt(autoConnect = false, TRANSPORT_LE, preferred PHY = LE 1M) D 10:48:46.157 [Callback] Connection state changed with status: 0 and new state: CONNECTED (2) I 10:48:46.157 Connected to D4:B5:30:40:71:E8 D 10:48:46.159 [Broadcast] Action received: android.bluetooth.device.action.ACL_CONNECTED V 10:48:46.182 Discovering services... D 10:48:46.182 gatt.discoverServices() I 10:48:46.785 PHY updated (TX: LE 2M, RX: LE 2M) I 10:48:47.232 Connection parameters updated (interval: 15.0ms, latency: 0, timeout: 6000ms) D 10:48:47.283 [Callback] Services discovered with status: 0 I 10:48:47.283 Services discovered V 10:48:47.301 Generic Access (0x1800) - Device Name [R W] (0x2A00) - Appearance [R] (0x2A01) - Peripheral Preferred Connection Parameters [R] (0x2A04) - Central Address Resolution [R] (0x2AA6) Generic Attribute (0x1801) Secure DFU Service (0xFE59) - DFU Packet [WNR] (8ec90002-f315-4f60-9fb8-838830daea50) - DFU Control Point [N W] (8ec90001-f315-4f60-9fb8-838830daea50)    Client Characteristic Configuration (0x2902) I 10:48:47.412 Connection parameters updated (interval: 7.5ms, latency: 0, timeout: 5000ms) I 10:48:47.490 Connection parameters updated (interval: 15.0ms, latency: 0, timeout: 6000ms) D 10:50:29.598 [Callback] Connection state changed with status: 8 and new state: DISCONNECTED (0) E 10:50:29.598 Error 8 (0x8): GATT CONN TIMEOUT I 10:50:29.598 Disconnected D 10:50:29.625 [Broadcast] Action received: android.bluetooth.device.action.ACL_DISCONNECTED