hi.
i have 13.5th old s9. freq 637,637,612mhz per board and 0,9v. i have trouble. then i use 650fix freq or youre firmware in my s9
in second board one chip have 8900th speed and in panel my speed showing incorectly.
in autofreq firmware bitmain use some autofix for incorrect chips and my total th is showing rightly.
can you add this bitmain fix in youre firmware?