i download App(iOSDFULibrary) from https://github.com/NordicSemiconductor/IOS-Pods-DFU-Library.
And delete all firmware itself have. Put my firmware into folder (Firmwares/Custom) ,
Build and run app on my phone, select and connect my device , The app will be automatically upgrade 。
but It quickly upgrade and Error .
please help .
Error Log :
Central Manager is now powered on
Start discovery
State changed to: Connecting
V: Connecting to P128...
D: centralManager.connect(peripheral, options: nil)
D: [Callback] Central Manager did connect peripheral
I: Connected to P128
V: Discovering services...
D: peripheral.discoverServices(nil)
I: Services discovered
V: Starting Secure DFU...
I: Connected to P128
I: Services discovered
V: Secure DFU Service found
V: Discovering characteristics in DFU Service...
D: peripheral.discoverCharacteristics(nil, for: FE59)
I: DFU characteristics discovered
State changed to: Starting
V: Enabling indications for 8EC90003-F315-4F60-9FB8-838830DAEA50...
D: peripheral.setNotifyValue(true, for: 8EC90003-F315-4F60-9FB8-838830DAEA50)
V: Indications enabled for 8EC90003-F315-4F60-9FB8-838830DAEA50
A: Buttonless DFU indications enabled
W: Application with buttonless update found
State changed to: Enabling DFU Mode
V: Trying setting bootloader name to Dfu56485
V: Writing to characteristic 8EC90003-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x02084466753536343835, for: 8EC90003-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90003-F315-4F60-9FB8-838830DAEA50
I: Indication received from 8EC90003-F315-4F60-9FB8-838830DAEA50, value (0x):200201
A: Response (Op Code = 2, Status = 1) received
A: Bootloader name changed successfully
V: Writing to characteristic 8EC90003-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x01, for: 8EC90003-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90003-F315-4F60-9FB8-838830DAEA50
I: Indication received from 8EC90003-F315-4F60-9FB8-838830DAEA50, value (0x):200101
A: Response (Op Code = 1, Status = 1) received
D: [Callback] Central Manager did disconnect peripheral
I: Disconnected by the remote device
V: Scanning for the DFU Bootloader...
I: DFU Bootloader found with name Dfu56485
V: Connecting to Dfu28413...
D: centralManager.connect(peripheral, options: nil)
D: [Callback] Central Manager did connect peripheral
I: Connected to Dfu28413
V: Discovering services...
D: peripheral.discoverServices([FE59])
I: Services discovered
V: Secure DFU Service found
V: Discovering characteristics in DFU Service...
D: peripheral.discoverCharacteristics(nil, for: FE59)
I: DFU characteristics discovered
State changed to: Starting
V: Enabling notifications for 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.setNotifyValue(true, for: 8EC90001-F315-4F60-9FB8-838830DAEA50)
V: Notifications enabled for 8EC90001-F315-4F60-9FB8-838830DAEA50
A: Secure DFU Control Point notifications enabled
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x0601, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600601000100000000000000000000
A: Command object info (Max size = 256, Offset = 0, CRC = 00000000) received
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x010188000000, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600101
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x020000, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600201
A: Packet Receipt Notif disabled (Op Code = 2, Value = 0)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x1285010a3f0801123b08d30110341a029d012000, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x2800300038ec950a4224080312205a3c0ef6e356, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0xe2939cb2af23a0fec5d78a331214f043e55de13e, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0xdc26b8099d57480010001a40caaeece4e3962e33, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0xccca9e2059a1a562a00fa13842ce7e8026090812, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0xf5c0da38490f123b45aa21acf6197d6b43b0edbd, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
V: Writing to characteristic 8EC90002-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x09c151d719ec8a3e264517317d7f3b0f, for: 8EC90002-F315-4F60-9FB8-838830DAEA50, type: .withoutResponse)
A: Command object sent (CRC = D912F08E)
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x03, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600301880000008ef012d9
A: Checksum (Offset = 136, CRC = D912F08E) received
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x04, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600401
A: Command object executed
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x020c00, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600201
A: Packet Receipt Notif enabled (Op Code = 2, Value = 12)
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x0602, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600601001000000000000000000000
A: Data object info (Max size = 4096, Offset = 0, CRC = 00000000) received
State changed to: Uploading
V: Writing to characteristic 8EC90001-F315-4F60-9FB8-838830DAEA50...
D: peripheral.writeValue(0x010200100000, for: 8EC90001-F315-4F60-9FB8-838830DAEA50, type: .withResponse)
I: Data written to 8EC90001-F315-4F60-9FB8-838830DAEA50
I: Notification received from 8EC90001-F315-4F60-9FB8-838830DAEA50, value (0x): 600101
I: Data object 1/41 created
A: Uploading firmware...
V: Sending firmware to DFU Packet characteristic...
D: [Callback] Central Manager did disconnect peripheral
I: Disconnected by the remote device
Error 202: Device disconnected unexpectedly
