Function esp_idf_hal::sys::rmt_get_ringbuf_handle

source · 
pub unsafe extern "C" fn rmt_get_ringbuf_handle(
    channel: u32,
    buf_handle: *mut *mut c_void
) -> i32
Expand description

@brief Get ringbuffer from RMT.

   Users can get the RMT RX ringbuffer handle, and process the RX data.

@param channel RMT channel @param buf_handle Pointer to buffer handle to accept RX ringbuffer handle.

@return - ESP_ERR_INVALID_ARG Parameter error - ESP_OK Success