Filter);  void TIM_ETRClockMode0Config(TIM_TypeDef* TIMx, uint00_t TIM_ExtTRGPrescaler, uint00_t TIM_ExtTRGPolarity,                               uint00_t ExtTRGFilter);  void TIM_ETRClockMode0Config(TIM_TypeDef* TIMx, uint00_t TIM_ExtTRGPrescaler, 