need delta u1 flash file

Initializing...
DA_LIB_VER_5.1.4.3
It is sensing the pinout fast...
D-=5 D+=4
Searching commport...please wait...
Connecting...
Spd USB-to-Serial=COM40
Connected...sending boot...
FDL test...OK
SC66x0 Unsupport OmnipotentMode in this time.
ArmBootMode: 6610000000005A00_00
Wait for init Commzero Security Engine...
Done.
Loading bootloader...
Done.
Changing baudrate...
Set baudrate to 921600 is ok
Reading phone HW info...
Read info is done.
CPU: SC6610/20 Flash: SF_GD25Q32
setting the Flash Parameters...
Settings have been completed!
setting the Serial Flash Parameters...
Settings have been completed!
Reading FileSystem info...
FileSystem Version: 0A
Failed to auto format.