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DM642的I2C总是在I2C_xrdy处执行不下去



首先声明我是一个TI DSP的新手,之前一直用Nexperia的DSP做开发,希望前辈们多指教。最近一个项目是用DM642配置DIBCOM9090,使用DM642的i2c接口。目前出现的问题是I2C总线执行完一次write之后,寄存器I2CSTR的ICXRDY位就一直不对,数据好像没有被搬移走。程序就执行不下去了。希望前辈们可以帮忙分析一下问题所在