Function esp_idf_sys::ledc_get_freq

pub unsafe extern "C" fn ledc_get_freq(
    speed_mode: ledc_mode_t, 
    timer_num: ledc_timer_t
) -> u32

@brief LEDC get channel frequency (Hz)

@param speed_mode Select the LEDC speed_mode, high-speed mode and low-speed mode @param timer_num LEDC timer index (0-3), select from ledc_timer_t

@return - 0 error - Others Current LEDC frequency