Thread locked, couldn’t reply there. 
Current syntax (2023-04-28):
lf t55xx write -b 0 -d 00148041 -p AA55BBBB (and optional -t for test mode)
Passwords I tried to unlock a t5577 locked by White Cloner:
000D8787
00434343
12345678
19920427
44B44CAE
51243648
88661858
AA55BBBB
00012323
Also, +1 for 