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TLV320AIC3100与STM32的I2C通信问题

Other Parts Discussed in Thread: TLV320AIC3100

1、现在是想测试TLV320AIC3100与STM32的I2C通信读写,测试方法是对寄存器写值,然后读回,通过返回值0或1来判断读回的值和写入的值是否相同来判断通信是否正常,但是现在返回值始终为1,只能知道读回来的值和写入的不同,但是没法知道为何通信不正常,请问有没有其他的验证I2C通信的方法?

2、有没有关于TLV320AIC3100在STM32的驱动的源码,可以作为设计参考的?