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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/922326/tps40422-default-value-of-pmbus-page
客户想了解 TPS40422、我们是否有 PMBus 页面的默认值？
例如、当我们读取电压值而不写入"page"时、默认情况下它是"page 0"吗？
您好、Shenhua、
数据表第8.6节提供了寄存器默认值。
默认情况下、PAGE 寄存器是00h、用于寻址 PAGE 0 (通道1)。
谢谢
钱
