/* Enables or disables the tim peripheral Preload register on CCR3.  */
void TIM_OC3PreloadConfig(TIM_TypeDef *tim, TIMOCPE_Typedef preload)
/* Enables or disables the tim peripheral Preload register on CCR3.  */
void TIM_OC3PreloadConfig(TIM_TypeDef *tim, TIMOCPE_Typedef preload)
{
    MODIFY_REG(tim->CCMR2, TIM_CCMR2_OC3PEN, preload);
}