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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/640749/tusb422-where-is-the-pdo-in-register
您好，
TUSB422将通过I2C向MCU提供VBUS更改请求，对吗？
但我在 数据表中看不到PDO/VBUS更改请求相关寄存器，就像下面的另一个PD PHY寄存器一样？
没有用于PDO请求的寄存器。 它将作为PD消息进入PD Rx寄存器。 运行PD堆栈SW的MCU 将读取 请求的Rx寄存器并确定要启用的适当PDO。
