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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1094403/lp5523-is-this-a-normal-behavior-for-i2c-on-this-ic-there-is-a-spike-of-noise-on-sda-seemingly-on-the-transition-from-bit-7-to-8
您好，Anthony：
从LP5523从属侧进行的数据传输是否有效？ 请利用逻辑分析器进行双重检查。
此致，
亚伦
我们已经能够读取写入两个LP5523从属设备的寄存器，它们都匹配，但只有连接到第一个从属设备的LED按预期工作，连接到第二个LP5523的LED不工作。
如果从两个LP5523从属设备读取了正确的数据，我假定I2C通信工作正常。 请检查异常LP5523的电源和启用顺序。
