Function esp_idf_svc::sys::i2s_start

pub unsafe extern "C" fn i2s_start(i2s_num: u32) -> i32

@brief Start I2S driver

It is not necessary to call this function after i2s_driver_install() (it is started automatically), however it is necessary to call it after i2s_stop().

@param i2s_num I2S port number

@return - ESP_OK Success - ESP_ERR_INVALID_ARG Parameter error