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TPS92390: LED点亮时,I2C一直返回NACK

Part Number: TPS92390
Other Parts Discussed in Thread: LP8864EVM

如同,我们通过i2c读写寄存器时ic没有返回ack,导致通讯无法正常进行,请帮忙分析下原因;

MODE PIN我们连接的是3.92Kohm电阻;

多谢;