=== LOG ===
Waiting for server.....OK 
Waiting For Device Connection.....OK 
USB PORT: SPRD U2S Diag (COM4) 
Port: SPRD U2S Diag (COM4) 
OPEN COM PORT......OK 
Handshake...OK 
Enter Diag Mode......OK 
Waiting For Device Connection......OK 
USB PORT: (COM4) 
OPEN COM PORT......OK 
Handshake...OK 
Read Device Info......OK 
CALME_C16_V14_03112022_16:35 
Project Version:SC6531EFM_BAR 
BASE Version:BASE_SVN 
HW Version(Auto):SC6531EFM_BAR 
buildtime:11-03-2022 16 
Write imei...OK 
Operation {Repair IMEI} ID: A259A96ACD03DFD2 
Elapsed time 00:18 -- Version 5.4.3 Release 0825 Build 648