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dm3730 i2c读写sensor问题

Other Parts Discussed in Thread: TVP5158, DM3730

你好,我用的是dm3730,用的是dvsdk 4.03,板子上接了tvp5158和mt9m034的sensor,sensor的外部时钟extclk由cam clka提供,是24M,我们量了是有时钟波形,但是问题就是,我的i2c操作tvp5158就可以,但是操作mt9m034 sensor就报错,器件地址是对的,i2c的clk是400kHz,请问问题出在什么地方???!!!!