Function esp_idf_sys::sdio_slave_recv_load_buf
source ยท pub unsafe extern "C" fn sdio_slave_recv_load_buf(
handle: sdio_slave_buf_handle_t,
) -> esp_err_t
Expand description
Load buffer to the queue waiting to receive data. The driver takes ownership of the buffer until the buffer is returned by
sdio_slave_send_get_finished
after the transaction is finished.
@param handle Handle to the buffer ready to receive data.
@return
- ESP_ERR_INVALID_ARG if invalid handle or the buffer is already in the queue. Only after the buffer is returened by
sdio_slave_recv
can you load it again.
- ESP_OK if success