lmp91000 寄存器LOCK - Protection Register (Address 0x01)锁定

The lock bit enables and disables the writing of the TIACN and the REFCN registers. In order to change the
content of the TIACN and the REFCN registers the lock bit needs to be set to “0”.

Bit                                      Name                                                        Function
[7:1]                                  RESERVED                                   Write protection
                                                                                                    0   LOCK 0 Registers 0x10, 0x11 in write mode
    0                                        LOCK                                            1    Registers 0x10, 0x11 in read only mode (default)

TIACN  REFCN 寄存器配置好了，然后锁定好。断电，再上电 TIACN  REFCN 上次配置的值还在不啊？

发现有锁不住的情况！

掉电后再上电寄存器恢复默认值。每次上电时、或者复位重启后需要重新设置。该器件没有NVRAM不可以自动记忆上次配置。