怎么能同时与cyu***3065接口OV5640改变自动对焦步长

你好，
我怎么能同时与cyu***3065接口OV5640改变自动对焦步长。
我发现register0x3062from传感器数据表..但即使我写一些有价值的配置，在不影响..
谢谢，



     以下为原文
  Hi,
    How can I change the auto focus step size while interfacing OV5640 with CYUSB3065.
    I found register 0x3062 from the sensor datasheet..But even I write some value during configuration..It is not being effected..
     
    Thanks,