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TPS23861 iic 地址问题

dear ti:

使用iic 地址 0x00 遍历整个寄存器  register 43 value:e3     43 Device ID R/W 1 111,sr[4:0] Device ID number  和设备通信正常  但是写入时值却 写不进去 请问pse 工作于auto 模式 只能读取寄存器 不能写吗

ps   写入0x19寄存器 19是支持写的 19 Power Enable WO