If channels consistently change incorrectly, the IR control codes might not have been configured correctly during TV signal setup.
如果频道更改经常错误，则可能在电视信号设置过程中没有正确配置红外控制代码。
A method that simulates the nonlinear function between the optimal control codes and the angle displacements in the subdivision of stepping motor is proposed;
用BP网络模拟步进电机细分控制中电机优化控制量与电机角度输出的非线性关系；
A method that simulates the nonlinear function between the optimal control codes and the angle displacements in the subdivision of stepping motor is proposed;
用BP网络模拟步进电机细分控制中电机优化控制量与电机角度输出的非线性关系；
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