mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
100 lines
3.6 KiB
C
100 lines
3.6 KiB
C
// Copyright 2020 Espressif Systems (Shanghai) Co. Ltd.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#pragma once
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include <stdint.h>
|
|
#include "freertos/FreeRTOS.h"
|
|
#include "freertos/ringbuf.h"
|
|
#include "freertos/semphr.h"
|
|
#include "freertos/timers.h"
|
|
#include "tusb.h"
|
|
#include "tinyusb_types.h"
|
|
|
|
/* CDC classification
|
|
********************************************************************* */
|
|
typedef enum {
|
|
TINYUSB_CDC_DATA = 0x00,
|
|
} cdc_data_sublcass_type_t; // CDC120 specification
|
|
|
|
/* Note:other classification is represented in the file components\tinyusb\tinyusb\src\class\cdc\cdc.h */
|
|
|
|
/*********************************************************************** CDC classification*/
|
|
/* Structs
|
|
********************************************************************* */
|
|
typedef struct {
|
|
tinyusb_usbdev_t usb_dev; /*!< USB device to set up */
|
|
tusb_class_code_t cdc_class; /*!< CDC device class : Communications or Data device */
|
|
union {
|
|
cdc_comm_sublcass_type_t comm_subclass; /*!< Communications device subclasses: ACM, ECM, etc. */
|
|
cdc_data_sublcass_type_t data_subclass; /*!< Data device has only one subclass.*/
|
|
} cdc_subclass; /*!< CDC device subclass according to Class Definitions for Communications Devices the CDC v.1.20 */
|
|
} tinyusb_config_cdc_t; /*!< Main configuration structure of a CDC device */
|
|
|
|
typedef struct {
|
|
tinyusb_usbdev_t usb_dev; /*!< USB device used for the instance */
|
|
tusb_class_code_t type;
|
|
union {
|
|
cdc_comm_sublcass_type_t comm_subclass; /*!< Communications device subclasses: ACM, ECM, etc. */
|
|
cdc_data_sublcass_type_t data_subclass; /*!< Data device has only one subclass.*/
|
|
} cdc_subclass; /*!< CDC device subclass according to Class Definitions for Communications Devices the CDC v.1.20 */
|
|
void *subclass_obj; /*!< Dynamically allocated subclass specific object */
|
|
} esp_tusb_cdc_t;
|
|
/*********************************************************************** Structs*/
|
|
/* Functions
|
|
********************************************************************* */
|
|
/**
|
|
* @brief Initializing CDC basic object
|
|
* @param itf - number of a CDC object
|
|
* @param cfg - CDC configuration structure
|
|
*
|
|
* @return esp_err_t ESP_OK or ESP_FAIL
|
|
*/
|
|
esp_err_t tinyusb_cdc_init(int itf, const tinyusb_config_cdc_t *cfg);
|
|
|
|
|
|
/**
|
|
* @brief De-initializing CDC. Clean its objects
|
|
* @param itf - number of a CDC object
|
|
* @return esp_err_t ESP_OK, ESP_ERR_INVALID_ARG, ESP_ERR_INVALID_STATE
|
|
*
|
|
*/
|
|
esp_err_t tinyusb_cdc_deinit(int itf);
|
|
|
|
|
|
/**
|
|
* @brief Checks if the CDC initialized and ready to interaction
|
|
*
|
|
* @return true or false
|
|
*/
|
|
bool tinyusb_cdc_initialized(int itf);
|
|
|
|
|
|
/**
|
|
* @brief Return interface of a CDC device
|
|
*
|
|
* @param itf_num
|
|
* @return esp_tusb_cdc_t* pointer to the interface or (NULL) on error
|
|
*/
|
|
esp_tusb_cdc_t *tinyusb_cdc_get_intf(int itf_num);
|
|
/*********************************************************************** Functions*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|