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目前BQ78350的一个案子，上锁后，密码不是初始的。这个怎么查询现有保护板的密码。另外怎么修改。
需要知道密码才能再次修改密码。
您参考TRM 17.2.31 ManufacturerAccess() 0x0035 Security Keys
读密码您参考TRM 17.2 0x00 ManufacturerAccess() and 0x44 ManufacturerBlockAccess()
www.ti.com/.../sluubd3e.pdf
