Function esp_idf_hal::sys::sigmadelta_set_pin

source · 
pub unsafe extern "C" fn sigmadelta_set_pin(
    channel: u32,
    gpio_num: i32
) -> i32
Expand description

@brief Set Sigma-delta signal output pin

@param channel Sigma-delta channel number @param gpio_num GPIO number of output pin.

@return - ESP_OK Success - ESP_ERR_INVALID_STATE sigmadelta driver has not been initialized - ESP_ERR_INVALID_ARG Parameter error