how pls?
I got this
Waiting for server.....OK
Waiting For Device Connection.....OK
USB PORT: SPRD U2S Diag (COM282)
Port: SPRD U2S Diag (COM282)
OPEN COM PORT......OK
Handshake...OK
Read Device Info......FAIL!
Operation {Factory Reset} ID: 680AF177197C764A
Elapsed time 00:06 -- Version 4.4.3 Build 009