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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1289470/lm3644-on-the-control-of-pins
关于 LM3644YFFR LED 驱动器、您想确认是否可以将我们的主控制单元与 B2/C3/D2引脚断开、 完全使用 I2C 进行控制呢？
该规范规定 LM3644的功能由 I2C 兼容接口控制
您好！
请注意、HWEN 引脚需要为高电平才能启用器件、因此 C2不能断开。
但 B2/C3/D2可以断开。
谢谢！
BRS、
伊夫·李
